Journal ArticleAm J Sports Med · March 2026
BACKGROUND: Anterior cruciate ligament (ACL) graft tears and contralateral ACL tears are both relatively common after primary ACL reconstruction (ACLR). There is little prior work comparing the outcomes of reconstruction after these injuries. HYPOTHESIS: T ...
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Journal ArticleArthroscopy · February 2026
PURPOSE: To determine the outcomes of anterior cruciate ligament reconstruction (ACLR) with quadriceps tendon (QT) graft with a minimum of 5-year follow-up. METHODS: A systematic review was performed in adherence to Preferred Reporting Items for Systematic ...
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Journal ArticleAm J Sports Med · December 2025
BACKGROUND: Meniscal preservation has been demonstrated to contribute to long-term knee health and has been a successful intervention in isolation and in patients with anterior cruciate ligament reconstruction (ACLR). The long-term results of meniscal repa ...
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Journal ArticlePhysiol Rep · October 2025
Although basketball is not an endurance sport, a high level of peak oxygen consumption (peak V̇O2) and ventilatory threshold (VT) are beneficial. Currently, no validated cardiopulmonary exercise test (CPET) protocols exist for basketball. This study develop ...
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Journal ArticleJ ISAKOS · August 2025
PURPOSE: The aim was to provide international guidelines to enhance decision-making regarding the definition and evaluation of increased posterior tibial slope (PTS) and the role of anterior closing wedge high tibial osteotomy (ACWHTO) in the setting of re ...
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Journal ArticleAm J Sports Med · August 2025
BACKGROUND: Nonoperative management versus medial patellofemoral ligament reconstruction (MPFLR) for first-time patellar dislocations remains controversial, and it is unclear whether the increased up-front costs from MPFLR are justified. PURPOSE: To compar ...
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Journal ArticleArthroplast Today · June 2025
BACKGROUND: Patellofemoral arthroplasty (PFA) is an attractive option for patients who have isolated patellofemoral disease. This study aimed to assess the functional outcomes and revision rates of primary PFA with a third-generation implant with short- to ...
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Journal ArticleJ Bone Joint Surg Am · May 7, 2025
BACKGROUND: Patient-reported outcome measures (PROMs) are used to evaluate the impact of musculoskeletal conditions and their treatment on patients' quality of life, but they have limitations, such as high responder burden and floor and ceiling effects. Th ...
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Journal ArticleArch Orthop Trauma Surg · April 12, 2025
BACKGROUND: Haglund's syndrome represents a triad of posterosuperior calcaneal bony enlargement, retrocalcaneal bursitis, and Achilles tendinopathy. This study aims to improve the understanding of patient demographics, inform surgical and perioperative dec ...
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Journal ArticleAm J Sports Med · March 2025
BACKGROUND: Medial meniscal repair performed at the time of primary anterior cruciate ligament reconstruction (ACLR) has been shown to be significantly associated with subsequent surgery, and subsequent surgery has been associated with increased Knee injur ...
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Journal ArticleArthrosc Sports Med Rehabil · February 2025
PURPOSE: To determine the short-term (30-day) postoperative complication rates in patients undergoing meniscus allograft transplantation (MAT). METHODS: The American College of Surgeons National Surgical Quality Improvement Program database was queried for ...
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Chapter · January 1, 2025
Anterior cruciate ligament (ACL) reconstruction is a commonly performed procedure in young adults between the ages of 14 and 25, with the bulk of injuries sustained during athletic participation [1]. However, in recent years there has been a trend toward i ...
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Chapter · January 1, 2025
The anterior cruciate ligament (ACL) conveys substantial stability to the knee joint, predominantly in the prevention of excessive anterior tibial translation and internal rotation [1]. Without a functional ACL, the literature suggests a significant risk o ...
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Book · January 1, 2025
This book uniquely addresses anterior cruciate ligament (ACL) injury – one of the leading issues in orthopedic sports medicine – throughout the lifespan, with a focus on differences depending on age and activity levels.It provides readers with fundamental ...
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Chapter · January 1, 2025
Anterior cruciate ligament (ACL) injuries in patients with established degenerative joint disease present a unique set of challenges that go beyond solely the soft tissue structure management. Global care of the knee encompasses an evaluation of the mechan ...
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Journal ArticleVideo J Sports Med · 2025
BACKGROUND: Meniscal transplantation is a relatively new treatment modality for managing symptomatic meniscal deficiency. The technique differs between lateral and medial meniscal transplants. Medial meniscal transplant fixation techniques include bone bri ...
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Journal ArticleOrthop J Sports Med · December 2024
BACKGROUND: The anterior cruciate ligament (ACL) is loaded under tension when the tibia translates anteriorly relative to the femur. The shape of the articular surfaces of the tibiofemoral joint may influence the amount of anterior tibial translation under ...
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Journal ArticleJ Am Acad Orthop Surg Glob Res Rev · December 1, 2024
BACKGROUND: In the surgical treatment of Haglund syndrome, combining a flexor hallucis longus (FHL) tendon transfer with Achilles tendon may improve plantarflexion strength and reduce strain on the repaired Achilles tendon. However, there is limited resear ...
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Journal ArticleFoot Ankle Int · November 2024
BACKGROUND: Total talus replacement (TTR) implants are designed to replace the diseased talar anatomy, reduce pain, maintain ankle range of motion, and restore ankle function after conservative treatments have failed. Currently TTR implants are produced by ...
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Journal ArticleAm J Sports Med · November 2024
BACKGROUND: Revision anterior cruciate ligament (ACL) reconstruction has been documented to have inferior outcomes compared with primary ACL reconstruction. The reasons why remain unknown. PURPOSE: To determine whether surgical factors performed at the tim ...
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Journal ArticleOrthop J Sports Med · November 2024
BACKGROUND: As machine learning becomes increasingly utilized in orthopaedic clinical research, the application of machine learning methodology to cohort data from the Multicenter ACL Revision Study (MARS) presents a valuable opportunity to translate data ...
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Journal ArticleJ Exp Orthop · October 2024
PURPOSE: Meniscal injuries are common in the young and active population. There is increasing utilization of surgical interventions like meniscal allograft transplantation (MAT) to restore the protective function of menisci following injury leading to meni ...
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Journal ArticleFoot Ankle Orthop · October 2024
BACKGROUND: Randomized controlled trials (RCTs) are the gold standard for treatment efficacy, but foot and ankle RCTs are often small or inconsistent. The Fragility Index (FI) evaluates the stability of significant findings. This study assessed the fragili ...
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Journal ArticleJournal of Cartilage and Joint Preservation · September 1, 2024
Introduction: Articular cartilage injuries of the knee are a complex and challenging clinical pathology. Objectives: The purpose of this study was to establish consensus statements via a Delphi process on the management of failed knee cartilage surgery. Me ...
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Journal ArticleAm J Sports Med · July 2024
BACKGROUND: A symptomatic os trigonum is a common cause of posterior ankle pain that has been traditionally managed with open excision. Minimally invasive surgery (MIS) has been proposed as an alternative to open excision for improved outcomes and decrease ...
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Journal ArticleJ Exp Orthop · July 2024
PURPOSE: Meniscal injuries are common in knee surgery and often require preservation techniques to prevent secondary osteoarthritis. Despite advancements in repair techniques, some patients undergo partial meniscectomy, which can lead to postmeniscectomy s ...
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Journal ArticleOrthop J Sports Med · May 2024
BACKGROUND: Evidence on return to sports/work after high tibial osteotomy (HTO) is limited, especially in a young, high-demand population. PURPOSE: To (1) identify whether preoperative knee pathology or intraoperative correction was associated with success ...
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Journal ArticleArthrosc Tech · April 2024
In pediatric anterior cruciate ligament reconstruction, many factors should be considered: (1) risk of growth disturbance; (2) high risk of re-tear; (3) determination of the skeletal age, which is sometimes challenging; and (4) no single technique indicate ...
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Chapter · February 23, 2024
The Achilles tendon is a conjoined tendon composed of the two heads of the gastrocnemius and the soleus muscles. The microstructure of the Achilles tendon consists of collagen fibrils cross-linked in a manner to provide exceptional strength as the Achilles ...
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Chapter · January 1, 2024
Since it was first published by Van Dijk et al in 2000, the posterior subtalar (ST) approach has gained in popularity for the management of the posterior ST joint and surrounding structures.1-9 Current literature supports a posterior arthroscopic approach ...
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Chapter · January 1, 2024
High tibial osteotomy (HTO) for the treatment of varus gonarthrosis isolated to the medial compartment of the knee was first described by Jackson et al in 1958 1 and popularized by Coventry. 2 Valgus-producing HTO for medial joint gonarthrosis has evolved ...
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Journal ArticleFoot Ankle Orthop · January 2024
BACKGROUND: Os trigonum and Stieda process are common etiologies for posterior ankle impingement syndrome (PAIS), and diagnosis is typically made by radiographs, computed tomographic, or magnetic resonance imaging. However, these static tests may not detec ...
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Chapter · January 1, 2024
Medial unicompartmental arthritis is frequently encountered in young patients. Degenerative changes of the articular cartilage are more often due to near-total loss of meniscal tissue, ligamentous instability, and malalignment. Alignment of the lower limb ...
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Chapter · January 1, 2024
First of all, the incidence and risk of degenerative joint disease of the anterior cruciate ligament (ACL)-deficient knee is significant, particularly with concomitant injury to the menisci and articular cartilage. In addition, a patient with predisposing ...
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Chapter · January 1, 2024
Before answering this question it is important again to emphasize that chronic anterior cruciate ligament (ACL) deficiency in active patients continues to lead to progressive deterioration of the articular cartilage of the tibio-femoral joint, most commonl ...
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Chapter · January 1, 2024
The preoperative planning and assessment of the patient is very important. As discussed in questions 39 and 40, it is important to understand the indications for the surgery and educate the patient about the condition of the knee joint, the malalignment, a ...
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Journal ArticleFront Bioeng Biotechnol · 2024
Meniscus tissue is commonly injured due to sports-related injuries and age-related degeneration and approximately 50% of individuals with a meniscus tear will develop post-traumatic osteoarthritis (PTOA). Given that the meniscus has limited healing potenti ...
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Chapter · January 1, 2024
Modern techniques for graft choice, preparation, and fixation for anterior cruciate ligament (ACL) reconstruction demonstrate excellent longevity and return-to-play rates; however, up to 10-18% of cases continue to suffer re-ruptures, with even higher rate ...
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Journal ArticleJ ISAKOS · October 2023
OBJECTIVE: To report the injury prevention programs utilised by top-level female footballers competing internationally. METHODS: An online survey was administered to physicians of the 24 competing national teams at the 2019 Federation Internationale de Foo ...
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Journal ArticleArthrosc Sports Med Rehabil · October 2023
PURPOSE: The purpose of this study was to compare bone marrow stimulation using micro-computed tomography (micro-CT) analysis of an abrasion arthroplasty technique, drilling k-wire technique, traditional microfacture awl, or a microdrill instrument for sub ...
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Journal ArticleJBJS Rev · September 1, 2023
INTRODUCTION: The ideal procedure for isolated patellofemoral arthritis is a controversial topic. Patellofemoral arthroplasty (PFA) is an option that aims to restore normal kinematics to the knee while preserving bone. PFA has been shown to have benefits c ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · July 2023
PURPOSE: To develop a tool allowing to classify the magnitude of structural tissue damage occurring in ACL injured knees. The proposed ACL Injury Severity Scale (ACLISS) would provide an easy description and categorization of the wide spectrum of injuries ...
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Journal ArticleFoot Ankle Int · May 2023
BACKGROUND: The use of posterior ankle and hindfoot arthroscopy (PAHA) has been expanding over time. Many new indications have been reported in the literature. The primary objective of this study was to report the rate of PAHA complication in a large cohor ...
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Journal ArticleAm J Sports Med · March 2023
BACKGROUND: Meniscal and chondral damage is common in the patient undergoing revision anterior cruciate ligament (ACL) reconstruction. PURPOSE: To determine if meniscal and/or articular cartilage pathology at the time of revision ACL surgery significantly ...
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Journal ArticleSports Med Int Open · January 2023
Collegiate athletes face rigorous physical, academic, and emotional demands. While significant attention has been paid to injury prevention among young athletes in the past two decades, orthopedic injury rates remain high among collegiate athletes, and a s ...
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Chapter · January 1, 2023
Stress fractures, stress reactions, and overuse tendinopathies are common overuse injuries in athletes and can contribute to decreased performance if not recognized and managed effectively. Repetitive, high-mileage running and jumping sports predispose ath ...
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Journal ArticleVideo J Sports Med · 2023
BACKGROUND: Haglund deformity and insertional Achilles tendinopathy involve a degenerative process demonstrating disorganized collagen and mucoid degenerative material causing pain and swelling. INDICATIONS: Operative management through a distally based mi ...
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Journal ArticleInternational Journal of Fatigue · October 1, 2022
This work describes mechanical behavior of a high-strength hydrogel composite relative to costal cartilage. The materials are analyzed for monotonic ultimate tensile strength (UTS) with differing flaws that represent extreme differences in local stress con ...
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Journal ArticleFoot Ankle Orthop · October 2022
This first of a 2-part series of articles recounts the key points presented in a collaborative symposium sponsored jointly by the Arthritis Foundation and the American Orthopaedic Foot & Ankle Society with the intent to survey the state of scientific knowl ...
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Journal ArticleFoot Ankle Orthop · October 2022
UNLABELLED: This second of a 2-part series of articles recounts the key points presented in a collaborative symposium sponsored jointly by the Arthritis Foundation and the American Orthopaedic Foot & Ankle Society with the intent to survey current treatmen ...
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Journal ArticleAm J Sports Med · July 2022
BACKGROUND: Lytic or malpositioned tunnels may require bone grafting during revision anterior cruciate ligament reconstruction (rACLR) surgery. Patient characteristics and effects of grafting on outcomes after rACLR are not well described. PURPOSE: To desc ...
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Journal ArticleJ Bone Joint Surg Am · June 15, 2022
The ability to train an orthopaedic resident in all aspects of orthopaedics in 5 years has become increasingly difficult due to the growth in knowledge and techniques, work-hour restrictions, and reduced resident autonomy. It has become nearly universal fo ...
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Journal ArticleAm J Sports Med · June 2022
BACKGROUND: Patients with anterior cruciate ligament (ACL) revision report lower outcome scores on validated knee questionnaires postoperatively compared to cohorts with primary ACL reconstruction. In a previously active population, it is unclear if patien ...
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Journal ArticleIowa Orthop J · June 2022
BACKGROUND: Rotational ankle fractures are common injuries associated with high rates of intra-articular injury. Traditional ankle fracture open reduction and internal fixation (ORIF) techniques provide limited capacity for evaluation of intra-articular pa ...
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Journal ArticleOrthop J Sports Med · March 2022
BACKGROUND: Outcomes following meniscal allograft transplantation (MAT) are an evolving topic. PURPOSE: To review clinical outcomes in younger, previously active patients who underwent an isolated MAT or MAT plus any osteotomy. Concurrent surgeries, compli ...
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Journal ArticleJ ISAKOS · February 2022
OBJECTIVES: Although the body of literature on syndesmosis injuries is growing with regard to both the biomechanics and clinical outcomes for various fixation constructs, there is little consensus on the optimal treatment and return to sport strategy for t ...
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Journal ArticleClin Biomech (Bristol) · January 2022
BACKGROUND: Injury to the anterior cruciate ligament (ACL) can lead to long-lasting biomechanical alterations that put individuals at risk of a second ACL injury. Examining the total support moment may reveal between- and within-limb compensatory strategie ...
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Journal ArticleInt J Sports Phys Ther · 2022
PURPOSE: There is a high rate of second anterior cruciate ligament (ACL) injury (ipsilateral graft or contralateral ACL) upon return-to-sport (RTS) following ACL reconstruction (ACLR). While a significant amount of epidemiological data exists demonstrating ...
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Journal ArticleInt J Sports Phys Ther · 2022
BACKGROUND: Anterior cruciate ligament (ACL) injury is extremely common among athletes. Rate of second ACL injury due to surgical graft rupture or contralateral limb ACL injury is approximately 15-32%. Psychological readiness to return to sport (RTS) may b ...
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Chapter · January 1, 2022
The proximal tibia osteotomy has been used as an effective treatment for cartilage injuries of the knee for nearly three-quarters of a century. Since its initial description, several advancements have been made in our diagnostic, pre-operative planning, an ...
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Chapter · January 1, 2022
Ankle sprains are one of the most common injuries encountered by orthopedic providers, and a large percentage of patients go on to develop recurrent ankle instability. In a subset of patients, mechanical alignment contributes to recurrent instability. In p ...
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Book · January 1, 2022
This expansive, full-color atlas presents the detailed surgical anatomy and approaches for the most commonly performed arthroscopic procedures for the foot and ankle, including detailed descriptions of the equipment and operative set-up for successful arth ...
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Journal ArticleJ Orthop Res · October 2021
Meniscus injuries are common and a major cause of long-term joint degeneration and disability. Current treatment options are limited, so novel regenerative therapies or tissue engineering strategies are urgently needed. The development of new therapies is ...
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Journal ArticleAm J Sports Med · September 2021
BACKGROUND: Articular cartilage and meniscal damage are commonly encountered and often treated at the time of anterior cruciate ligament reconstruction (ACLR). Our understanding of how these injuries and their treatment relate to outcomes of ACLR is still ...
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Journal ArticleOrthop J Sports Med · September 2021
BACKGROUND: Osteochondral lesion of the talus (OLT) may be caused by osteochondritis dissecans, osteochondral fractures, avascular necrosis, or focal arthritic changes. For certain focal cartilage defects, bone marrow stimulation (BMS) has been a widely us ...
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Journal ArticleAm J Sports Med · August 2021
BACKGROUND: Although graft choice may be limited in the revision setting based on previously used grafts, most surgeons believe that graft choice for anterior cruciate ligament (ACL) reconstruction is an important factor related to outcome. HYPOTHESIS: In ...
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Journal ArticleJ Pediatr Orthop · July 1, 2021
BACKGROUND: In young athletes, an association exists between an increased posterior tibial slope (PTS) and the risk of primary anterior cruciate ligament (ACL) injury, ACL graft rupture, contralateral ACL injury, and inferior patient reported outcomes afte ...
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Journal ArticleAnnals of Joint · July 1, 2021
Objective: The aim of this manuscript is to review current meniscal repair to highlight elements of the clinical evaluation, diagnostic tests, case examples of inside-out, outside-in and all-inside repair techniques and summarize post-operative outcomes of ...
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Journal ArticleAm J Sports Med · May 2021
BACKGROUND: Optimal treatment of meniscal pathology continues to evolve in orthopaedic surgery, with a growing understanding of which patients benefit from which procedure and which patients might be best treated nonsurgically. In 2002, Moseley et al found ...
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Journal ArticleFoot (Edinb) · March 2021
BACKGROUND: Ankle fractures are a common orthopedic injury that frequently involves associated cartilage lesions, soft tissue damage, and a significant inflammatory burden. Despite studies revealing intra-articular pathology in up to 79% of ankle fractures ...
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Journal ArticleJ Orthop Res · February 2021
Infection is a rare occurrence after revision anterior cruciate ligament reconstruction (rACLR). Because of the low rates of infection, it has been difficult to identify risk factors for infection in this patient population. The purpose of this study was t ...
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Journal ArticleOrthop J Sports Med · February 2021
BACKGROUND: Anterior cruciate ligament (ACL) tears are common in collegiate athletes. The rate of return to the preinjury level of sport activities after ACL reconstruction continues to evolve. PURPOSE/HYPOTHESIS: The purpose was to determine the return-to ...
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Journal ArticleOrthop J Sports Med · February 2021
BACKGROUND: The COVID-19 (SARS-COV-2) pandemic has brought unprecedented challenges to the health care system and education models. The reduction in case volume, transition to remote learning, lack of sports coverage opportunities, and decreased clinical i ...
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Journal ArticleJ Am Acad Orthop Surg · January 1, 2021
Recent concepts are changing the management of ankle instability. These include concurrent medial and lateral instabilities, use of ankle arthroscopy, use of suture anchors, all-arthroscopic stabilization, synthetic augmentation, and early postoperative re ...
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Journal ArticleOrthopaedic Journal of Sports Medicine · January 1, 2021
Background: When meniscal repair is performed during anterior cruciate ligament (ACL) reconstruction (ACLR), the effect of ACL graft type on meniscal repair outcomes is unclear. Hypothesis: The authors hypothesized that meniscal repairs would fail at the l ...
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Chapter · January 1, 2021
This chapter will review osteochondral lesions of the ankle. The anatomic characteristics of the lesions of both the talus and tibial plafond will be identified and reviewed. After exploring the anatomic aspects we will integrate and introduce treatment mo ...
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Journal ArticleVideo J Sports Med · 2021
BACKGROUND: Modern techniques for graft choice, preparation, and fixation for anterior cruciate ligament (ACL) reconstruction demonstrate excellent longevity and return-to-play rates; however, up to 10% to 18% of cases continue to suffer reruptures, with e ...
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Journal ArticleJBJS Rev · December 18, 2020
»: Surgical decision-making should consider factors to help optimize return to play for athletes with foot and ankle injuries, including injuries to the syndesmosis, the Achilles tendon, the fifth metatarsal, and the Lisfranc complex. Understanding influen ...
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Journal ArticleJ Bone Joint Surg Am · December 2, 2020
BACKGROUND: Total knee arthroplasty (TKA) is a common treatment for end-stage knee osteoarthritis but is associated with increased complication rates compared with unicompartmental knee arthroplasty (UKA). UKA offers better functional outcomes but is assoc ...
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Journal ArticleAm J Sports Med · October 2020
BACKGROUND: Meniscal preservation has been demonstrated to contribute to long-term knee health. This has been a successful intervention in patients with isolated tears and tears associated with anterior cruciate ligament (ACL) reconstruction. However, the ...
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Journal ArticleJ Shoulder Elbow Surg · July 2020
BACKGROUND: The incidence of various open shoulder procedures has changed over time. In addition, various fellowships provide overlapping training in open shoulder surgery. There is a lack of information regarding the relationship between surgeon training ...
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Journal ArticleOrthop J Sports Med · July 2020
BACKGROUND: Arthroscopic subtalar arthrodesis was first described over 2 decades ago and originally performed in the lateral decubitus or supine position using anterolateral and posterolateral portals situated about the fibula. More recently, several autho ...
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Journal ArticleJ Orthop Res · June 2020
The underlying theme throughout this series of studies authored by the Multicenter anterior cruciate ligament (ACL) Revision Study consortium has been to determine the modifiable predictors or risk factors of long-term outcomes of revision ACL reconstructi ...
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Journal ArticleAm J Sports Med · March 2020
BACKGROUND: Several devices for obtaining dynamic fixation of the syndesmosis have been introduced in recent years, but their efficacy has been tested in only a few randomized controlled trials (RCTs), without demonstrating any clear benefit over the tradi ...
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Journal ArticleAm J Sports Med · February 2020
BACKGROUND: Physicians' and patients' decision-making process between bone-patellar tendon-bone (BTB) and hamstring tendon autografts for anterior cruciate ligament (ACL) reconstruction (ACLR) may be influenced by a variety of factors in the young, active ...
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Journal ArticleKnee · January 2020
BACKGROUND: Stromal cell-derived factor-1a (SDF-1α) and high mobility group box chromosomal protein 1 (HMGB1) are chemokines that can drive post-traumatic osteoarthritis (PTOA) induced by anterior cruciate ligament (ACL) injury. However, the influence of p ...
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Journal ArticleJ Foot Ankle Surg · 2020
Total ankle arthroplasty (TAA) use has increased during the past 20 years, whereas ankle arthrodesis (AAD) use has remained constant. The purpose of this study was to examine trends in TAA and AAD use in American Board of Orthopedic Surgery Part II candida ...
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Journal ArticleIowa Orthop J · 2020
BACKGROUND: Some NCAA conferences now require a press box-based Medical Observer for all football games to identify injuries missed by on-field providers. The objective of this study was to determine whether a Medical Observer identified injuries missed by ...
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Journal ArticleIowa Orthop J · 2020
BACKGROUND: Adjustable-length cortical suspension devices provide technical advantages over fixed-length devices for femoral graft fixation during anterior cruciate ligament (ACL) reconstruction but have shown increased lengthening during cyclic loading in ...
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Chapter · January 1, 2020
Impingement is derived from the Latin verb impingere, meaning “to force against” where an anatomic structure becomes entrapped causing pain, bony and soft tissue injury, decreased range of motion, and dysfunction. When impingement occurs, one bone repetiti ...
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Book · January 1, 2020
This book is designed as a comprehensive educational resource not only for basketball medical caregivers and scientists but for all basketball personnel. Written by a multidisciplinary team of leading experts in their fields, it provides information and gu ...
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Chapter · January 1, 2020
Basketball has become a popular sport in the United States and across the world. Currently, there are an estimated 450 million basketball participants worldwide. The increase in basketball participation has led to an increase in the incidence of basketball ...
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Chapter · January 1, 2020
Stress fractures are common overuse injuries among basketball players and can contribute to decrease performance if not treated. Repetitive, high-demand running and jumping predisposes basketball players to these overuse injuries. The lower extremity inclu ...
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Chapter · January 1, 2020
Osteoarthritis is the most common form of arthritis and is especially prevalent in basketball players. Due primarily to the high-intensity cyclic loading and regular occurrence of injuries that impact normal anatomic biomechanics, basketball players are at ...
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Journal ArticleAm J Sports Med · November 2019
BACKGROUND: Understanding the risk factors for loss to follow-up in prospective clinical studies may allow for a targeted approach to minimizing follow-up bias and improving the generalizability of conclusions in anterior cruciate ligament reconstruction ( ...
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Journal ArticleFoot Ankle Orthop · October 2019
BACKGROUND: The transfer of flexor-to-extensor is widely used to correct lesser toe deformity and joint instability. The flexor digitorum longus tendon (FDLT) is percutaneously transected at the distal end and then routed dorsally to the proximal phalanx. ...
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Journal ArticleFoot Ankle Orthop · October 2019
BACKGROUND: The Cotton osteotomy, or dorsal-opening wedge osteotomy of the medial cuneiform (MC), is used to address medial column alignment to restore the static-triangle of support. There are many described techniques regarding the incision and osteotomy ...
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Journal ArticleAm J Sports Med · August 2019
BACKGROUND: Patient-reported outcomes (PROs) are a valid measure of results after revision anterior cruciate ligament (ACL) reconstruction. Revision ACL reconstruction has been documented to have worse outcomes when compared with primary ACL reconstruction ...
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Journal ArticleFoot Ankle Int · July 2019
BACKGROUND: External rotation stress (ERS) identifies ankle instability after fibular reduction of rotational ankle injuries. Combined hindfoot and ankle motions and an inconsistent starting position could mask differing degrees of instability resulting fr ...
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Journal ArticleAm J Sports Med · July 2019
BACKGROUND: Anterior cruciate ligament (ACL) revision cohorts continually report lower outcome scores on validated knee questionnaires than primary ACL cohorts at similar time points after surgery. It is unclear how these outcomes are associated with physi ...
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Journal ArticleOrthop J Sports Med · July 2019
BACKGROUND: Injuries to the posterolateral corner (PLC) may occur concurrently with anterior cruciate ligament (ACL) injury. PURPOSE/HYPOTHESIS: This study evaluated the outcomes of patients who underwent operative management of PLC injuries concurrently w ...
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Journal ArticleOrthop J Sports Med · June 2019
BACKGROUND: Lower socioeconomic status (SES) is associated with worse patient-reported outcome (PRO) after orthopaedic procedures. In patients with anterior cruciate ligament (ACL) reconstruction, evaluating SES by use of traditional measures such as years ...
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Journal ArticleArthroscopy · May 2019
PURPOSE: To evaluate differences in repair and nonoperatively managed grade III medial collateral ligament (MCL) injuries during anterior cruciate ligament (ACL) reconstruction. METHODS: Patients enrolled in a multicenter prospective longitudinal group who ...
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Journal ArticleJ Bone Joint Surg Am · May 1, 2019
BACKGROUND: Revision anterior cruciate ligament (ACL) reconstruction has been documented to have worse outcomes than primary ACL reconstruction. The reasons remain varied and not completely understood. METHODS: Patients undergoing revision ACL reconstructi ...
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Journal ArticleJournal of Isakos · March 1, 2019
Objectives The purpose of this cross-sectional study was to describe the rates of additional surgery and patient-reported outcomes in patients who underwent surgical irrigation and debridement (I&D) for infection following anterior cruciate ligament recons ...
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Journal ArticleJ Knee Surg · January 2019
This study aims to evaluate the trends in treatment of knee articular cartilage lesions over the past decade using data obtained from the American Board of Orthopaedic Surgery (ABOS) Part II database. The ABOS Part II database was queried from 2004 to 2013 ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · January 2019
PURPOSE: The current study compares the Patient Reported Outcomes Information System Physical Function Computer Adaptive Test (PROMIS PF CAT) to traditional knee PRO instruments in a healthy population undergoing surgery for ACL injuries with the following ...
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Journal ArticleSports Health · 2019
CONTEXT:: Meniscal injuries are common among both sport- and non-sport-related injuries, with over 1.7 million meniscal surgeries performed worldwide every year. As meniscal surgeries become more common, so does meniscal allograft transplantation (MAT). Ho ...
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Journal ArticleJ Biol Regul Homeost Agents · 2019
High tibial osteotomy (HTO) utilizing a medial opening wedge has become a common and effective surgical technique for treatment of isolated medial compartment knee osteoarthritis secondary to varus malalignment. To reduce the risk of under- or overcorrecti ...
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Journal ArticleJ Biol Regul Homeost Agents · 2019
Posterior ankle impingement is a syndrome characterized by discomfort or pain at the hind foot during plantarflexion. The etiology can be divided into three main categories: overuse, trauma and anatomic abnormalities. Regarding overuse, usually patients th ...
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Journal ArticleJournal of Biological Regulators and Homeostatic Agents · January 1, 2019
High tibial osteotomy (HTO) utilizing a medial opening wedge has become a common and effective surgical technique for treatment of isolated medial compartment knee osteoarthritis secondary to varus malalignment. To reduce the risk of under- or overcorrecti ...
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Chapter · January 1, 2019
Osteotomies around the knee are rarely indicated to treat knee instability in the acute setting, unless significant deformities are present at the moment of ligament reconstruction. On the other hand, in the chronic setting, osteotomies are essential in tr ...
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Journal ArticleJ Bone Joint Surg Am · November 21, 2018
BACKGROUND: There is no consensus on the optimal technique for repairing an acute Achilles tendon rupture. The purpose of this meta-analysis was to compare the complications, subjective outcomes, and functional results between minimally invasive surgery an ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · October 2018
PURPOSE: To perform a systematic review aimed to determine (1) if the postural stability deficit represents a risk factor for ankle sprains; (2) the most effective postural stability evaluation to predict ankle sprains and (3) eventual confounding factors ...
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Journal ArticleAm J Sports Med · October 2018
BACKGROUND: The Knee injury and Osteoarthritis Outcome Score (KOOS) has demonstrated inferior psychometric properties when compared with the International Knee Documentation Committee (IKDC) subjective knee form when assessing outcomes after anterior cruci ...
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Journal ArticleAm J Sports Med · October 2018
BACKGROUND: The occurrence of physiologic knee hyperextension (HE) in the revision anterior cruciate ligament reconstruction (ACLR) population and its effect on outcomes have yet to be reported. Hypothesis/Purpose: The prevalence of knee HE in revision ACL ...
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Journal ArticleAm J Sports Med · October 2018
BACKGROUND: Knee laxity in the setting of anterior cruciate ligament (ACL) injury is often assessed through physical examination using the Lachman, pivot shift, and anterior drawer tests. The degree of laxity noted on these examinations may influence treat ...
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Journal ArticleFoot Ankle Int · September 2018
BACKGROUND: Adverse events require consistent recording to determine the effect of alternate treatments. This study was undertaken to evaluate the Vancouver Foot and Ankle WNS complication scale to capture complications (W: wound, N: nerve, S: systemic) to ...
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Journal ArticleCurr Rev Musculoskelet Med · June 2018
PURPOSE OF REVIEW: The goal of this review is to provide an overview of current surgical treatment options for tibial tubercle osteotomies as a treatment for recurrent patellofemoral instability. As such we sought to provide the reader with the most curren ...
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Journal ArticleJ Knee Surg · May 2018
The purpose of this study is to determine whether any regional or age-related patterns exist in graft choice for patients undergoing primary anterior cruciate ligament reconstruction (ACLR) within a large multicenter consortium. A retrospective cohort stud ...
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Journal ArticleClin Sports Med · April 2018
Participation in sports activity has increased significantly during the last several decades. This phenomenon has exposed orthopedic sports medicine surgeons to new challenges regarding the diagnosis and management of common sport-related injuries. Arthros ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · March 2018
PURPOSE: The purpose of the study was to investigate the incidence of complete and partial peroneal nerve injuries in patients with posterolateral corner (PLC) knee injuries; additionally, to compare patient-reported outcomes among patients with and withou ...
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Journal ArticleAm J Sports Med · March 2018
BACKGROUND: Articular cartilage health is an important issue following anterior cruciate ligament (ACL) injury and primary ACL reconstruction. Factors present at the time of primary ACL reconstruction may influence the subsequent progression of articular c ...
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Journal ArticleAm J Sports Med · March 2018
BACKGROUND: The long-term prognosis and risk factors for quality of life and disability after anterior cruciate ligament (ACL) reconstruction remain unknown. Hypothesis/Purpose: Our objective was to identify patient-reported outcomes and patient-specific r ...
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Journal ArticleJ Bone Joint Surg Am · December 20, 2017
BACKGROUND: Hip arthroscopy utilization has increased dramatically over the last decade. However, the lack of a formal training curriculum raises concern that inconsistent technical performance may be an issue for early-career hip arthroscopists. The purpo ...
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Journal ArticleArthroscopy · December 2017
PURPOSE: To quantify arthroscopic accessibility of the talar dome with predefined ankle positions through anterior and posterior approaches. METHODS: Fourteen below-knee cadaver specimens underwent preoperative range of motion assessments. A 30° 2.7-mm art ...
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Journal ArticleFoot Ankle Clin · December 2017
Chronic rupture of the peroneal tendons can be a functionally limiting condition with a multitude of causes. Conservative and operative interventions are heterogenous and tailored to the functional demands of the patient. Surgical plans are based on muscle ...
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Journal ArticleJ Orthop Sports Phys Ther · December 2017
Study Design Descriptive, prospective single-cohort longitudinal study. Background Though rapid torque development is essential in activities of daily living and sports, it hasn't been specifically tested by most physical therapists or incorporated into re ...
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Journal ArticleArthroscopy · November 2017
PURPOSE: To analyze failure rate in 2-year increments to determine if graft choice changed over time and graft failure rate. METHODS: A prospective 2002-2008 database was used to identify risk factors for anterior cruciate ligament (ACL) retear. Subjects w ...
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Journal ArticleClin Orthop Relat Res · October 2017
BACKGROUND: When anterior cruciate ligament (ACL) reconstruction fails, a revision procedure may be performed to improve knee function, correct instability, and allow return to activities. The results of revision ACL reconstruction have been reported to pr ...
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Journal ArticleFoot Ankle Int · October 2017
BACKGROUND: Osteochondral lesions of the tibial plafond (OLTPs) can lead to chronic ankle pain and disability. It is not known how limited ankle motion or joint distraction affects arthroscopic accessibility of these lesions. The purpose of this study was ...
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Journal ArticleAm J Sports Med · September 2017
BACKGROUND: Revision anterior cruciate ligament (ACL) reconstruction has been documented to have worse outcomes compared with primary ACL reconstruction. HYPOTHESIS: Certain factors under the control of the surgeon at the time of revision surgery can both ...
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Journal ArticleAm J Sports Med · July 2017
BACKGROUND: While revision anterior cruciate ligament reconstruction (ACLR) can be performed to restore knee stability and improve patient activity levels, outcomes after this surgery are reported to be inferior to those after primary ACLR. Further reopera ...
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Journal ArticleJ Bone Joint Surg Am · June 7, 2017
BACKGROUND: The Patient-Reported Outcomes Measurement Information System (PROMIS) was developed as an extensive question bank with multiple health domains that could be utilized for computerized adaptive testing (CAT). In the present study, we investigated ...
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Journal ArticleAm J Sports Med · May 2017
Meniscal allograft transplantation (MAT) has become relatively commonplace in specialized sport medicine practice for the treatment of patients with a symptomatic knee after the loss of a functional meniscus. The technique has evolved since the 1980s, and ...
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Journal ArticleFoot Ankle Int · April 2017
Gastrocnemius contracture is a common condition associated with painful overload symptoms in the forefoot and midfoot. Multiple techniques have been described for the recession of gastrocnemius tendon in patients who failed nonsurgical treatment. We presen ...
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Journal ArticleAm J Sports Med · March 2017
BACKGROUND: Meniscal tears are frequently repaired during anterior cruciate ligament reconstruction (ACLR). PURPOSE: To systematically evaluate differences in clinical failures between all-inside and inside-out meniscal repairs performed during ACLR. STUDY ...
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Journal ArticleOrthop J Sports Med · March 2017
BACKGROUND: Management of the medial collateral ligament (MCL) in the setting of a multiligamentous knee injury (MLKI) represents an area of great controversy. PURPOSE: Our study was designed to compare long-term patient-reported outcomes (PROs) after MCL ...
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Journal ArticleAm J Sports Med · March 2017
BACKGROUND: The time between an anterior cruciate ligament (ACL) injury and ACL reconstruction (ACLR) may influence baseline knee-related and general health-related patient-reported outcome measures (PROMs). Despite the common use of PROMs as main outcomes ...
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Journal ArticleClin Sports Med · January 2017
Varus malalignment and an increased tibial slope can result in instability in an anterior cruciate ligament (ACL)-deficient knee. Malalignment can also be a cause of recurrent instability following ACL reconstruction. Varus malalignment can contribute to l ...
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Journal ArticleAm J Orthop (Belle Mead NJ) · 2017
We conducted a study of elective hip arthroscopy patients to determine type and incidence of complications and rates of and risk factors for minor and major morbidity. Retrospectively searching the National Surgical Quality Improvement Program database, we ...
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Journal ArticleOpen Access J Sports Med · 2017
BACKGROUND: Bone contusions are frequently encountered in magnetic resonance imaging (MRI) evaluation of knee anterior cruciate ligament (ACL) injuries. Their role as indicators of injury severity remains unclear, primarily due to indeterminate levels of j ...
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Journal ArticleTechniques in Orthopaedics · January 1, 2017
Injuries to the tibiofibular syndesmosis are common, both as isolated injuries and as a component of rotational ankle fractures. Recent evidence suggests a high incidence of tibiofibular syndesmosis malreduction with poor clinical outcomes associated with ...
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Journal ArticleIowa Orthop J · 2017
BACKGROUND: Anteromedial (AM) and outside-in (OI) are two commonly used techniques for drilling the femoral tunnel during anterior cruciate ligament reconstruction (ACLR). The purpose of this study was to compare clinical and radiographic outcomes of patie ...
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Journal ArticleIowa Orthop J · 2017
PURPOSE: To compare the prevalence of isolated lateral and medial meniscal tears in different aged populations. METHODS: A five-year retrospective review for meniscal procedures performed on a total of 782 patients. Each chart was reviewed to document the ...
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Chapter · January 1, 2017
Historically, osteotomies have been used for localized medial and lateral compartment gonarthrosis with varus and valgus malalignment, due to their ability to redistribute abnormal mechanical forces across the joint. However, over the last several years, t ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · December 2016
PURPOSE: The goal of the study was to evaluate the repair of chondral lesions treated with combined autologous adult/allogenic juvenile cartilage fragments, compared with isolated adult and isolated juvenile cartilage fragments. METHODS: Fifty-eight adult ...
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Journal ArticleAm J Sports Med · December 2016
BACKGROUND: Sports-related concussions (SRCs) have gained increased societal interest in the past decade. The National Collegiate Athletic Association (NCAA) has implemented legislation and rule changes to decrease the incidence and risk of head injury imp ...
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Journal ArticleAm J Sports Med · December 2016
BACKGROUND: Knee laxity in the setting of suspected anterior cruciate ligament (ACL) injury is frequently assessed through physical examination using the Lachman, pivot-shift, and anterior drawer tests. The degree of laxity noted on these examinations may ...
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Journal ArticleJ Knee Surg · October 2016
Revision anterior cruciate ligament (ACL) reconstruction can present a series of unique challenges for the both the patient and the treating surgeon. The Multicenter ACL Revision Study (MARS) was established to identify the factors contributing to ACL graf ...
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Journal ArticleJ Bone Joint Surg Am · September 7, 2016
BACKGROUND: Soccer has one of the highest rates of ankle injury in sports for both males and females. Several injury prevention programs have been developed to address this concern. The purposes of this study were to conduct a meta-analysis of ankle injury ...
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Journal ArticleFoot Ankle Int · September 2016
BACKGROUND: Longevity of total ankle replacement (TAR) depends heavily on anatomic alignment. The lateral talar station (LTS) classifies the sagittal position of the talus relative to the tibia. We hypothesized that correcting the sagittal distal tibial ar ...
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Journal ArticleFoot Ankle Int · August 2016
BACKGROUND: The increased popularity and success of total ankle arthroplasty (TAA) has resulted in the development of varying TAA hardware designs, many of which include specific bone-sparing or bone-sacrificing features. The goal of this work was to deter ...
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Journal ArticleJ Shoulder Elbow Surg · August 2016
BACKGROUND: Despite advances in intraoperative techniques, rotator cuff repairs frequently do not heal. Recombinant human parathyroid hormone (rhPTH) has been shown to improve healing at the tendon-to-bone interface in an established acute rat rotator cuff ...
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Journal ArticleJ Knee Surg · August 2016
It has not been known what drives revision anterior cruciate ligament (ACL) reconstruction graft choice in the past. We undertook this study to utilize the Multicenter ACL Revision Study (MARS) group and propensity score statistical analysis to determine t ...
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Journal ArticleAm J Sports Med · July 2016
BACKGROUND: Revision anterior cruciate ligament (ACL) reconstruction has been documented to have worse outcomes compared with primary ACL reconstructions. PURPOSE/HYPOTHESIS: The purpose of this study was to determine if the prevalence, location, and/or de ...
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Journal ArticleMed Sci Sports Exerc · June 2016
PURPOSE: Diabetes has been associated with adverse outcomes after various types of surgery. There are no previously published data regarding the effect of diabetes on outcomes from anterior cruciate ligament reconstruction (ACLR). The purpose of this study ...
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Journal ArticleArthroscopy · June 2016
PURPOSE: To determine which patient and injury factors are associated with the detection of high-grade laxity on examination under anesthesia before anterior cruciate ligament (ACL) reconstruction. METHODS: We identified 2,318 patients who underwent primar ...
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Journal ArticleJ Bone Joint Surg Am · May 4, 2016
BACKGROUND: Poor bone density may affect surgical planning, treatment outcome, and postoperative protocols. Many patients with foot and ankle problems have not undergone a dual x-ray absorptiometry (DXA) scan, which is currently the gold standard for deter ...
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Journal ArticleJ Bone Joint Surg Am · April 20, 2016
BACKGROUND: Subtalar arthrodesis is a standard treatment for subtalar arthritis. Both open and arthroscopic techniques have been described and are commonly used. The cases of a consecutive series of 121 patients treated with either open or posterior arthro ...
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Journal ArticleInstr Course Lect · 2016
Ankle arthrodesis and total ankle arthroplasty are the most common treatments for end-stage ankle osteoarthritis; however, these surgeries are not ideal for young, active patients because of the nature and long-term consequences of sacrificing the ankle jo ...
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Journal ArticleIowa Orthop J · 2016
PURPOSE: Orthopedic education continues to move towards evidence-based curriculum in order to comply with new residency accreditation mandates. There are currently three high fidelity arthroscopic virtual reality (VR) simulators available, each with multip ...
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Journal ArticleFoot Ankle Int · December 2015
BACKGROUND: Simple neurectomy is a standard treatment of interdigital nerve neuroma after failure of conservative treatment. Recently, neurectomy with intramuscular implantation of the proximal nerve stump has been proposed as a safe and effective alternat ...
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Journal ArticleJ Am Acad Orthop Surg · November 2015
Treatment of athletes with ligamentous injuries of the tibiofibular syndesmosis can be problematic. The paucity of historic data on this topic has resulted in a lack of clear guidelines to aid in imaging and diagnosing the injury, assessing injury severity ...
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Journal ArticleAm J Sports Med · November 2015
BACKGROUND: The management of meniscus tears identified at the time of primary anterior cruciate ligament (ACL) reconstruction is highly variable and includes repair, meniscectomy, and nontreatment. HYPOTHESIS/PURPOSE: The purpose of this study was to dete ...
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Journal ArticleClin J Sport Med · November 2015
Tenosynovial (extra-articular) chondromatosis (TC) is a condition characterized by the cartilaginous proliferation of synovial cells derived from the synovial lining of bursa and tendon sheaths. These lesions are often multinodular and most commonly presen ...
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Journal ArticleArthrosc Tech · October 2015
Unexplainable knee pain may follow knee replacement surgery. The popliteal tendon should be evaluated as a possible cause of lateral knee pain and dysfunction after knee arthroplasty. The tendon can snap over or impinge on lateral osteophytes or prominent ...
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Journal ArticleAm J Sports Med · October 2015
BACKGROUND: Transplantation of osteochondral allografts (OCAs) freshly preserved for ≥30 days has proven to be a reliable technique for cartilage resurfacing. However, the prolonged storage of allografts comes at the expense of chondrocyte viability, which ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · October 2015
PURPOSE: To analyse one institution's experience with multiligament knee injuries. METHODS: Over 10 years, 133 multiligament knee injuries including 130 patients were included in the study. Inclusion criteria included: (1) injury to two or more knee ligame ...
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Journal ArticleOsteoarthritis Cartilage · October 2015
OBJECTIVE: The prevalence of radiographic osteoarthritis (OA) after anterior cruciate ligament reconstruction (ACLR) approaches 50%, yet the prevalence of significant knee pain is unknown. We applied three different models of Knee injury and Osteoarthritis ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · August 2015
PURPOSE: The goal of this paper is to compare patient factors, intra-operative findings, and surgical techniques between patients followed in large cohorts in France, Norway, and North America. METHODS: Data collected on 2,286 patients undergoing revision ...
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Journal ArticleFoot Ankle Int · July 2015
BACKGROUND: The purpose of this study was to determine whether low-fidelity arthroscopic simulation training improves basic ankle arthroscopy performance and efficiency among orthopedic trainees. METHODS: Twenty-nine orthopedic surgery trainees with varyin ...
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Journal ArticleOrthopaedic Journal of Sports Medicine · July 1, 2015
Objectives: Full-thickness articular cartilage defects of the knee are often encountered during arthroscopy. Management likely varies between surgeons and may include chondroplasty, microfracture, or osteochondral grafting procedures. The purpose of this s ...
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Journal ArticleAm J Sports Med · July 2015
BACKGROUND: Anterior cruciate ligament (ACL) reinjury results in worse outcomes and increases the risk of posttraumatic osteoarthritis. PURPOSE: To identify the risk factors for both ipsilateral and contralateral ACL tears after primary ACL reconstruction ...
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Journal ArticleOrthopaedic journal of sports medicine · July 2015
Objectives: Meniscus tears frequently accompany acute anterior cruciate ligament ruptures. Management of meniscus tears is highly variable and includes repair, meniscectomy, and non-treatment of tears identified at the time of ACL reconstruction. ...
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Journal ArticleAm J Sports Med · July 2015
BACKGROUND: Knees undergoing revision anterior cruciate ligament reconstruction (rACLR) have a high prevalence of articular cartilage lesions. HYPOTHESIS: The prevalence of chondrosis at the time of rACLR is associated with meniscal status and lower extrem ...
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Journal ArticleArthroscopy · June 2015
PURPOSE: To evaluate the incidence, causes, and risk factors for unplanned 30-day readmission after shoulder and knee arthroscopy. METHODS: A multicenter, prospective clinic registry, the American College of Surgeons National Surgical Quality Improvement P ...
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Journal ArticleSports Health · May 2015
CONTEXT: Anterior cruciate ligament (ACL) reconstruction rehabilitation has evolved over the past 20 years. This evolution has been driven by a variety of level 1 and level 2 studies. EVIDENCE ACQUISITION: The MOON Group is a collection of orthopaedic surg ...
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Journal ArticleJ Bone Joint Surg Am · April 1, 2015
BACKGROUND: Treatment of end-stage ankle osteoarthritis remains challenging, especially in young patients. Initial reports have shown early benefits of joint distraction for the treatment of ankle osteoarthritis. We report the five to ten-year results of a ...
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Journal ArticleArthroscopy · April 2015
PURPOSE: The aim of this study was to conduct an updated review of the literature regarding the clinical and basic science knowledge on osteochondral allograft transplantation in the knee for the treatment of large defects. METHODS: According to specific c ...
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Journal ArticleAm J Sports Med · April 2015
BACKGROUND: Meniscal allograft transplantation (MAT) was developed as a means of treating the symptoms of compartmental overload after meniscectomy. Despite more than 20 years of research in this field, many controversies still exist regarding meniscal tra ...
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Journal ArticleClin J Pain · April 2015
OBJECTIVES: This study determined whether individuals with mild knee pain due to osteoarthritis (OA) experience hyperalgesia and central sensitivity by comparing them with age-matched and sex-matched control participants and determined whether these levels ...
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Journal ArticleJ Bone Joint Surg Am · April 1, 2015
BACKGROUND: Limited information exists regarding predictors of general quality of life following anterior cruciate ligament (ACL) reconstruction with up to six-year follow-up. We hypothesized that certain variables evaluated at the time of ACL reconstructi ...
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Journal ArticleJ Bone Joint Surg Am · March 18, 2015
BACKGROUND: Although rare, infection can be devastating after anterior cruciate ligament (ACL) reconstruction. The purpose of this study was to test the association between infection after ACL reconstruction and potential risk factors such as age, body mas ...
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Journal ArticleTechniques in Foot and Ankle Surgery · March 6, 2015
Over the last decade, arthroscopy in the prone position for hindfoot pathology has gained popularity in addition to open and supine anterior arthroscopic approaches. Open approaches to the hindfoot limits visualization and may increase surgical morbidity, ...
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Journal ArticleFoot Ankle Clin · March 2015
Excision of symptomatic tarsal coalitions, after failure of attempted conservative treatment, is a widely accepted surgical procedure, when the surrounding joints are not degenerated. Historically, the literature has supported open resection. Recently, art ...
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Journal ArticleClin Orthop Relat Res · March 2015
BACKGROUND: Realignment osteotomies about the knee may be performed as distal femoral or proximal tibial osteotomies; both may be performed either on the medial or lateral sides of the knee, in closing- or opening-wedge fashion. Although rare, injury to ne ...
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Journal ArticleJ Am Acad Orthop Surg · March 2015
With an estimated 200,000 anterior cruciate ligament reconstructions performed annually in the United States, there is an emphasis on determining patient-specific information to help educate patients on expected clinically relevant outcomes. The Multicente ...
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Journal ArticleJ Am Acad Orthop Surg · February 2015
End-stage renal disease is a prevalent condition that substantially impacts a patient's quality of life. As medical advancements improve function and rates of survival, the number of persons with end-stage renal disease will grow, with orthopaedic surgeons ...
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Journal ArticleIowa Orthop J · 2015
BACKGROUND: High tibial osteotomy (HTO) is a well-established and commonly utilized technique in medial knee osteoarthritis secondary to varus malalignment. Accurate measurement of the preoperative limb alignment, and the amount of correction required are ...
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Journal ArticleOpen Access J Sports Med · 2015
BACKGROUND: Bone bruises are frequently associated with anterior cruciate ligament (ACL) tears as a result of trauma or direct shear stress of the bone. PURPOSE: To review the evidence regarding the characteristics of the bone bruise associated with ACL te ...
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Journal ArticleHaemophilia · January 2015
Recombinant factor VIII (rFVIII) products provide a safe and efficacious replacement therapy for prevention and treatment of bleeding episodes in patients with haemophilia A. The present investigations from the multinational, open-label guardian(™) clinica ...
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Journal ArticleJ Arthroplasty · January 2015
The release of new hospital-specific Medicare data was heralded as a major development in transparency that would empower consumers. Using this data, we sought to investigate differences in payments and outcomes for total joint arthroplasty (TJA). We compa ...
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Journal ArticleClin Orthop Relat Res · January 2015
BACKGROUND: Many patients undergoing TKA have both knee and ankle pathology, and it seems likely that some compensatory changes occur at each joint in response to deformity at the other. However, it is not fully understood how the foot and ankle compensate ...
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Journal ArticleIowa Orthop J · 2015
BACKGROUND: Recent literature has shown that posterolateral corner injuries of the knee have poor results when treated with repair, when compared to reconstruction. Our study sought to compare outcomes of posterolateral knee injuries treated with repair ve ...
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Journal ArticleInstr Course Lect · 2015
High tibial osteotomy is a safe and effective treatment for medial compartment arthrosis of the knee accompanied by varus alignment. This procedure has seen increasing use as an adjunct to cartilage restoration procedures, such as autologous chondrocyte an ...
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Journal ArticleFoot Ankle Clin · December 2014
Endoscopic gastrocnemius release (EGR) is a recently developed procedure that is a reliable option for surgical management of ankle equinus contracture. Comfort with endoscopic equipment and surgical anatomy, especially the sural nerve, is of paramount imp ...
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Journal ArticleCurr Rev Musculoskelet Med · December 2014
High tibial osteotomy (HTO) is a widely accepted and performed procedure to treat medial knee arthrosis. The aim of this review is to evaluate the different surgical options in medial knee arthrosis, focusing on indications, patient's selection, long-term ...
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Journal ArticleOperative Techniques in Sports Medicine · December 1, 2014
Osteochondral defects (OCDs) of the talus are an increasingly recognized common injury and may occur in up to 50% of ankle sprains and fractures. There is a consensus regarding nonoperative management of asymptomatic OCDs of the talus. Surgery is often ind ...
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Journal ArticleArthroscopy · November 2014
PURPOSE: Our goal was to evaluate the impact of body mass index (BMI) on complications and associated injuries in patients undergoing surgical treatment for multiligamentous knee injuries (MLKIs). METHODS: Over a period of 10 years, 126 MLKIs (123 patients ...
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Journal ArticleFoot Ankle Int · November 2014
BACKGROUND: Diagnosis of foot deformities is frequently supported by objective measures of bony alignment made on AP and lateral weight-bearing radiographs. The EOS biplanar imaging system has the capability of simultaneously capturing orthogonal AP and la ...
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Chapter · November 1, 2014
Failed anterior cruciate ligament reconstruction represents a challenge in orthopedics and surgeons are often compelled to face many different complicated clinical situations. No decision-making algorithms are available regarding tibial osteotomy and ACL r ...
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Journal ArticleJ Bone Joint Surg Am · October 15, 2014
BACKGROUND: The accuracy of reduction of distal tibiofibular syndesmosis disruptions has been associated with the clinical outcome. Suture-button fixation of the syndesmosis is a dynamic alternative mode of fixation. We hypothesized that with deliberate cl ...
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Journal ArticleAm J Sports Med · October 2014
BACKGROUND: Most surgeons believe that graft choice for anterior cruciate ligament (ACL) reconstruction is an important factor related to outcome; however, graft choice for revision may be limited due to previously used grafts. HYPOTHESES: Autograft use wo ...
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Journal ArticleClin J Sport Med · September 2014
OBJECTIVE: To investigate mean creatine kinase (CK) levels in National Collegiate Athletic Association (NCAA) Division I football athletes and the relationship between mean CK levels and demographic variables. DESIGN: Observational cohort. SETTING: NCAA Di ...
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Journal ArticleOperative Techniques in Orthopaedics · September 1, 2014
This chapter reviews anterior and posterior arthroscopic approaches to the ankle and subtalar joints. The specific anatomy relevant to arthroscopy is reviewed including the major tendon, vascular, nerve and ligament structures along with the bony anatomy o ...
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Journal ArticleFoot Ankle Int · August 2014
BACKGROUND: Endoscopic gastrocnemius recession has been proposed as a minimally invasive technique for the treatment of isolated gastrocnemius contracture. We report on the safety and efficacy of endoscopic gastrocnemius recession, as an isolated procedure ...
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Journal ArticleJ Arthroplasty · August 2014
Total joint arthroplasty (TJA) continues to be a popular target of cost control efforts. In order to provide a unique overview of financial trends facing TJA, we analyzed Medicare databases including 100% of beneficiaries, as well as industry surveys of im ...
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Journal ArticleJ Knee Surg · August 2014
The purpose of this cadaveric study was to analyze variation in anterior cruciate ligament (ACL) tunnel placement between surgeons and the influence of preferred surgical technique and surgeon experience level using three-dimensional (3D) computed tomograp ...
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Journal ArticleJ Bone Joint Surg Am · July 16, 2014
BACKGROUND: Osteoarthritis of the knee is commonly diagnosed and monitored with radiography. However, the reliability of radiographic classification systems for osteoarthritis and the correlation of these classifications with the actual degree of confirmed ...
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Journal ArticleAm J Sports Med · July 2014
BACKGROUND: An initial anterior cruciate ligament (ACL) tear can be treated with surgical reconstruction or focused rehabilitation. The KANON (Knee Anterior cruciate ligament, NON-surgical versus surgical treatment) randomized controlled trial compared reh ...
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Journal ArticleAm J Sports Med · May 2014
BACKGROUND: Identifying risk factors for inferior outcomes after anterior cruciate ligament reconstruction (ACLR) is important for prognosis and future treatment. HYPOTHESIS: Articular cartilage lesions and meniscus tears/treatment would predict Internatio ...
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Journal ArticleJ Bone Joint Surg Am · March 5, 2014
BACKGROUND: Despite the use of contemporary total ankle arthroplasty implant designs, clinical outcomes of total ankle arthroplasty continue to lag behind those of other joint replacement procedures. Disruption of the extraosseous talar blood supply at the ...
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Journal ArticleFoot Ankle Int · March 2014
BACKGROUND: Total ankle replacement (TAR) has gained acceptance as an alternative to traditional ankle arthrodesis (AA) for end-stage ankle arthritis. Little is known about long-term trends in volume, utilization, and patient characteristics. The objective ...
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Journal ArticleArthrosc Tech · February 2014
Posterior cruciate ligament (PCL) injuries are uncommon, and most occur in association with other lesions. The treatment of PCL injuries remains controversial; in addition, PCL injuries have been documented to have a propensity to heal. In the literature s ...
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Journal ArticleIowa Orthop J · 2014
INTRODUCTION: The High Tibial Osteotomy (HTO) is a reliable procedure in addressing uni- compartmental arthritis with associated coronal deformities. With osteotomy of the proximal tibia, there is a risk of altering the tibial slope in the sagittal plane. ...
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Journal ArticleIowa Orthop J · 2014
Osteochondral lesions of the talus are being recognized as an increasingly common injury. They are most commonly located postero-medially or antero-laterally, while centrally located lesions are uncommon. Large osteochondral lesions have significant biomec ...
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Chapter · January 1, 2014
High tibial osteotomy (HTO) is a surgical procedure used to change the mechanical weight-bearing axis of the lower limb. Traditionally knee instabilities were considered as a contraindication to this surgery. Recently it has been emphasized that an HTO pro ...
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Journal ArticleClin J Sport Med · January 2014
OBJECTIVE: To compare the outcomes (reruptures and other complications, strength, and return to work) of open surgical repair of acute Achilles tendon ruptures with nonoperative management, by means of a meta-analysis of the results of randomized controlle ...
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Journal ArticleJ Orthop Res · January 2014
Osteoarthritis (OA) is a slowly progressive joint disease. Joint distraction can be a treatment of choice in case of severe OA. Prediction of failure will facilitate implementation of joint distraction in clinical practice. Patients with severe ankle OA, w ...
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Journal ArticleTechniques in Foot and Ankle Surgery · January 1, 2014
Hammer toe deformity is one of the most common conditions affecting lesser toes that often requires surgical reconstruction including soft-tissue repair, resection arthroplasty, or arthrodesis. The success of the proximal interphalangeal arthrodesis depend ...
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Chapter · January 1, 2014
Contusions of the thigh are the second most common cause of injury to the thigh in athletes, second only to muscular strains (Beiner and Jokl, J Am Acad Orthop Surg 9:227–37, 2001). Recovery can be quite unpredictable and variable and can lead to significa ...
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Journal ArticleFoot Ankle Int · December 2013
BACKGROUND: The sagittal relationship of the talus to the tibial shaft can prove invaluable to the orthopedist in understanding and effectively treating ankle pathologies such as ligamentous laxity and ankle arthritis. Any useful radiographic analysis tool ...
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Journal ArticleJ Bone Joint Surg Am · November 20, 2013
BACKGROUND: Recent efforts to improve the results of anterior cruciate ligament (ACL) reconstruction have focused on placing the femoral tunnel anatomically. Medial portal femoral tunnel techniques facilitate drilling of femoral tunnels that are more anato ...
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Journal ArticleArthroscopy · November 2013
PURPOSE: The purpose of this study was to define an anatomic standard for the femoral footprint of the posterior cruciate ligament (PCL) based on 3-dimensional (3D) surface reconstructions of computed tomography (CT) scans of cadaveric knees. METHODS: The ...
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Journal ArticleFoot Ankle Int · October 2013
BACKGROUND: No single radiographic measurement takes into account complete foot alignment. We have created the Tripod Index (TI) to allow assessment of complex foot deformities using a standing anteroposterior (AP) radiograph of the foot. We hypothesized t ...
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Journal ArticleFoot Ankle Clin · September 2013
This article summarizes the current literature regarding the use of arthroscopy for the various types of ankle osteoarthritis with impingement symptoms. Discussion includes the role of diagnostic arthroscopy and adjunctive use of arthroscopy with other mod ...
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Journal ArticleFoot Ankle Clin · September 2013
For select patients, distraction ankle arthroplasty may be a promising treatment approach for ankle osteoarthritis; however, there is still limited literature addressing its efficacy and clinical long-term results. In this article, the literature regarding ...
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Journal ArticleClin J Sport Med · September 2013
OBJECTIVE: To identify risk factors for exertional rhabdomyolysis (ER) among collegiate football athletes. We hypothesized that a back squat workout triggered ER in some players, and that the risk of ER was altered by players' characteristics or other expo ...
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ConferenceOrthopaedic Journal of Sports Medicine · September 1, 2013
Objectives: Identifying risk factors for inferior outcomes after ACL reconstruction (ACLR) is important for prognosis and future treatment. Study goal: Analyze a sufficiently large enough cohort to evaluate whether articular cartilage and meniscal variable ...
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Journal ArticleOrthopaedic Journal of Sports Medicine · September 1, 2013
Objectives: Our goal was to compare clinical, functional and radiographic outcomes of posterolateral knee injuries treated with repair versus reconstruction. In addition, we compared varus stress radiographs of these patients with controls. Methods: A retr ...
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Journal ArticleJ Knee Surg · August 2013
The Multicenter ACL (anterior cruciate ligament) Revision Study (MARS) group was developed to investigate revision ACL reconstruction outcomes. An important part of this is obtaining and reviewing radiographic studies. The goal for this radiographic analys ...
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Journal ArticleJ Am Acad Orthop Surg · July 2013
Restricted ankle dorsiflexion secondary to contracture of the gastrocnemius-soleus complex is frequently encountered in patients with foot and ankle pain and is well documented in the literature. During gait, decreased dorsiflexion shifts weight-bearing pr ...
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Journal ArticleAm J Sports Med · July 2013
BACKGROUND: Because of intratendinous ossifications, retrocalcaneal bursitis, or intratendinous necrosis commonly found in insertional tendinosis, it is often necessary to detach the tendon partially or entirely from its tendon-to-bone junction. HYPOTHESIS ...
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Journal ArticleAm J Sports Med · July 2013
BACKGROUND: Subsequent surgeries have a profound effect on patient satisfaction and outcome after primary anterior cruciate ligament reconstruction (ACLR). There have been no prospective studies to date describing the rate and predictors (surgical and pati ...
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Journal ArticleAm J Sports Med · July 2013
BACKGROUND: The factors that lead to patients failing multiple anterior cruciate ligament (ACL) reconstructions are not well understood. HYPOTHESIS: Multiple-revision ACL reconstruction will have different characteristics than first-time revision in terms ...
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Journal ArticleSports Med Arthrosc Rev · June 2013
High tibial osteotomy and distal femoral osteotomy are 2 popular techniques for the treatment of monocompartmental osteoarthritis of the knee joint in young patients. Injury to the popliteal neurovascular bundle is still considered to be the most severe co ...
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Journal ArticleAm J Sports Med · June 2013
BACKGROUND: Multicenter and multisurgeon cohort studies on anterior cruciate ligament (ACL) reconstruction are becoming more common. Minimal information exists on intersurgeon and intrasurgeon variability in ACL tunnel placement. Purpose/ HYPOTHESIS: The p ...
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Chapter · March 1, 2013
The incidence rate of ACL rupture in young patients (15-40 years) has recently been reported to be 85 per 100,000 person-year, and it is estimated that approximately 250,000 ACL reconstructions are performed yearly in Europe and the United States. Although ...
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Journal ArticleFoot Ankle Int · February 2013
BACKGROUND: External rotation stress is used intraoperatively for diagnosing medial ankle and syndesmotic instability in rotational ankle fractures after reduction and fixation of the fibula. However, external rotation includes hindfoot, midfoot, and ankle ...
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Chapter · January 1, 2013
Anterior cruciate ligament (ACL) de fi ciency in the setting of underlying lower extremity malalignment poses a special clinical challenge for surgeons because of the myriad considerations required to reconstruct a stable, durable, and functional knee. Man ...
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Journal ArticleIowa Orthop J · 2013
BACKGROUND: The Tripod Index (TI) has been created to allow assessment of complex foot deformities. It utilizes tripod relationship between center of the heel, medial/lateral borders of the forefoot, and compare it to the center of the talar head. This stu ...
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Journal ArticleIowa Orthop J · 2013
INTRODUCTION: Medial Patellofemoral Ligament (MPFL) reconstruction is an accepted treatment for recurrent patellofemoral instability when patients have normal alignment and deficient proximal medial restraints. There are several reports of malpositioned fe ...
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Journal ArticleOrthop Res Rev · 2013
PURPOSE: Early-stage osteoarthritis (OA) includes glycosaminoglycan (GAG) loss and collagen disruption that cannot be seen on morphological magnetic resonance imaging (MRI). T1ρ MRI is a measurement that probes the low-frequency rate of exchange between pr ...
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Journal ArticleAcad Radiol · January 2013
RATIONALE AND OBJECTIVES: T1ρ, inversion recovery sequence with a gadolinium contrast agent (dGEMRIC), and T2 mapping have shown sensitivity toward different osteoarthritic-associated compositional changes after joint injury, but have not been studied conc ...
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Journal ArticleJ Orthop Res · January 2013
Injury to the anterior cruciate ligament (ACL) threatens an active lifestyle and exposes the patient to risk of early osteoarthritis (OA). ACL reconstruction is typically chosen by individuals to allow a return to their previous work and sports activities. ...
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Chapter · January 1, 2013
In an effort to decrease the risk of post-traumatic osteoarthritis, surgeons and scientists have been seeking ways to prevent progressive joint degeneration following injury. Surgeons have used operative treatments, including penetrating subchondral bone, ...
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Journal ArticleAm J Sports Med · December 2012
BACKGROUND: Little is known about surgeon agreement and accuracy using arthroscopic evaluation of anterior cruciate ligament (ACL) tunnel positioning. PURPOSE: To investigate agreement on ACL tunnel position evaluated arthroscopically between operating sur ...
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Journal ArticleAm J Sports Med · November 2012
BACKGROUND: There is a relative paucity of data regarding the effect of anterior cruciate ligament (ACL) reconstruction on the ability of American high school and collegiate football players to return to play at the same level of competition as before thei ...
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Journal ArticleJ Knee Surg · November 2012
The Multicenter Anterior Cruciate Ligament (ACL) Revision Study (MARS) group was formed to study a large cohort of revision ACL reconstruction patients. The purpose of this subset analysis study of the MARS database is to describe specific details of femor ...
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Journal ArticleAm J Sports Med · October 2012
BACKGROUND: Anterior cruciate ligament (ACL) reconstruction tunnel placement is often evaluated by radiographs. This study examines the interobserver reliability of various radiographic measurements of ACL tunnels. HYPOTHESIS: When ideal radiographic views ...
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Journal ArticleJ Knee Surg · July 2012
In meniscus transplantation, allograft size mismatch causes increased contact pressures and early degeneration of the knee. The purpose of this study is to compare the accuracy and reliability of sizing the tibial plateau using three-dimensional (3-D) comp ...
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Journal ArticlePhys Ther · July 2012
BACKGROUND: Transcutaneous electrical nerve stimulation (TENS) is commonly used for the management of pain; however, its effects on several pain and function measures are unclear. OBJECTIVE: The purpose of this study was to determine the effects of high-fr ...
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Book · July 1, 2012
Pushed by the progress of biology, technology and biomechanics, knee surgery has dramatically evolved in the last decades. This book is a "state of the art" concerning all aspects of knee surgery from ligament reconstruction to Total Knee Arthroplasty. An ...
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Chapter · July 1, 2012
Injury to the meniscus from both sports injuries and daily living activities is common. As a result, arthroscopic treatment of meniscal lesions has become one of the most common orthopaedic surgical procedures, with arthroscopic partial meniscectomy as one ...
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Chapter · July 1, 2012
High tibial osteotomy (HTO) is a widely accepted and performed procedure in medial osteoarthritis of the knee. Many techniques have been described (i.e., closing, opening, dome, and en chevron osteotomies), but the most commonly preferred are the opening ( ...
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Chapter · July 1, 2012
The anterior cruciate ligament (ACL) reconstruction is the sixth most common procedure in orthopaedic surgery, with more than 100,000 surgeries performed in the United States per year (1). Although widely accepted and investigated, ACL reconstruction still ...
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Journal ArticleArthroscopy · July 2012
PURPOSE: To evaluate the interobserver and intraobserver reliability of radiographic assessment of tunnel placement in anterior cruciate ligament reconstruction. METHODS: Seven sports fellowship-trained orthopaedic surgeons in the Multicenter Orthopaedic O ...
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Journal ArticleJBJS Essent Surg Tech · July 2012
INTRODUCTION: Posterior ankle and hindfoot arthroscopy, performed with use of posteromedial and posterolateral portals with the patient in the prone position, has become an important diagnostic and therapeutic procedure for various intra-articular and extr ...
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Journal ArticleJ Bone Joint Surg Am · June 6, 2012
BACKGROUND: Initial reports have shown the efficacy of fixed distraction for the treatment of ankle osteoarthritis. We hypothesized that allowing ankle motion during distraction would result in significant improvements in outcomes compared with distraction ...
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Journal ArticleCurr Rev Musculoskelet Med · June 2012
Anterior ankle impingement results from an impingement of the ankle joint by a soft tissue or osteophyte formation at the anterior aspect of the distal tibia and talar neck. It often occurs secondary to direct trauma (impaction force) or repetitive ankle d ...
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Journal ArticleAm J Sports Med · April 2012
BACKGROUND: Knees undergoing revision anterior cruciate ligament (ACL) reconstruction typically have more intra-articular injuries than do knees undergoing primary reconstruction. HYPOTHESIS: Previous partial meniscectomy (PM) is associated with a higher r ...
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Journal ArticleJ Bone Joint Surg Am · March 7, 2012
BACKGROUND: Posterior ankle and hindfoot arthroscopy, performed with use of posteromedial and posterolateral portals with the patient in the prone position, has been utilized for the treatment of various disorders. However, there is limited literature addr ...
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Journal ArticleOperative Techniques in Sports Medicine · March 1, 2012
A standard set of preoperative plain radiographs includes the following: bilateral weight-bearing anteroposterior views in full extension, bilateral weight-bearing posteroanterior tunnel views at 30° flexion, lateral views, skyline views of the patellofemo ...
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Journal ArticleFoot Ankle Int · February 2012
Subtalar instability is challenging to diagnose. It rarely follows a complete subtalar dislocation, an event more likely to result in subtalar pain, stiffness, and arthritis. By history, subtalar instability can be suggested by the patient’s feeling of ank ...
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Journal ArticleJ Knee Surg · December 2011
Many clinicians believe that the results of revision anterior cruciate ligament (ACL) reconstruction compare unfavorably with primary ACL reconstruction. However, few prospective studies have evaluated revision ACL reconstruction using validated patient-ba ...
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Journal ArticleAm J Sports Med · November 2011
BACKGROUND: The use of allogenic juvenile chondrocytes or autologous chondral fragments has shown promising laboratory results for the repair of chondral lesions. HYPOTHESIS: Juvenile chondrocytes would not affect matrix production when mixed with adult ch ...
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Journal ArticleJ Am Acad Orthop Surg · October 2011
High tibial osteotomy (HTO) is a widely performed procedure, and good results can be achieved with appropriate patient selection and precise surgical technique. Clinical indications include varus alignment of the knee associated with medial compartment art ...
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Journal ArticleAm J Sports Med · September 2011
BACKGROUND: At the time of anterior cruciate ligament (ACL) reconstruction, there are usually concurrent meniscal and articular cartilage injuries. It is unclear if there is a significant difference between intra-articular injuries at the time of a primary ...
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Journal ArticleCurr Rev Musculoskelet Med · June 2011
An increasing number of anterior cruciate ligament (ACL) injuries are seen in children now than in the past due to increased sports participation. The natural history of ACL deficient knees in active individuals, particularly in children is poor. Surgical ...
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Journal ArticleOsteoarthritis Cartilage · June 2011
OBJECTIVE: In osteoarthritis (OA), subchondral bone changes alter the joint's mechanical environment and potentially influence progression of cartilage degeneration. Joint distraction as a treatment for OA has been shown to provide pain relief and function ...
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Journal ArticleJ Am Acad Orthop Surg · April 2011
Anatomic restoration of the joint is the goal of management in fractures about the ankle. Open reduction and internal fixation (ORIF) is the standard of care for unstable ankle fractures; however, arthroscopic management has been proposed. The use of arthr ...
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Journal ArticleArthroscopy · April 2011
PURPOSE: The purpose of this study was to determine the effects of saline solution at different temperatures on the metabolism of chondrocytes. METHODS: Porcine osteochondral explants were precultured under laboratory conditions. The cartilage explants wer ...
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Journal ArticleArthroscopy · March 2011
Excision of symptomatic talocalcaneal coalitions, after failure of an adequate conservative treatment, is a widely accepted surgical treatment when less than 50% of the subtalar joint is involved and in the absence of degenerative changes to the subtalar o ...
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Journal ArticleJ Orthop Traumatol · March 2011
High tibial osteotomy (HTO) is a surgical procedure used to change the mechanical weight-bearing axis and alter the loads carried through the knee. Conventional indications for HTO are medial compartment osteoarthritis and varus malalignment of the knee ca ...
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Journal ArticleArthroscopy · March 2011
PURPOSE: To evaluate the relation between the relative diameter of instrument tips and the distance between the arthroscopic lens and the tips of the instruments in terms of preventing lens damage during arthroscopy. METHODS: By use of a custom-designed st ...
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Journal ArticleAm J Sports Med · February 2011
BACKGROUND: The predictors of anterior cruciate ligament reconstruction (ACLR) outcome at 6 years as measured by validated patient-based outcome instruments are unknown. HYPOTHESIS: Certain variables evaluated at the time of ACLR will predict return to spo ...
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Journal ArticleArthroscopy · February 2011
PURPOSE: The purpose of this study was to examine the safety and access talonavicular arthroscopy provides for the purpose of arthrodesis through dorsomedial and dorsolateral portals in a cadaveric model. METHODS: The talonavicular joints of 8 cadaveric sp ...
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Journal ArticleIowa Orthop J · 2011
With a rise in post-traumatic osteoarthritis, OA no longer is considered just a disease of aging. The 'gold standard' for OA diagnosis has long been planar radiographs for visualizing osteophytes, joint space narrowing and sclerotic changes. A typical magn ...
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Journal ArticleSports Health · January 2011
BACKGROUND: Tearing an anterior cruciate ligament (ACL) graft is a devastating occurrence after ACL reconstruction (ACLR). Identifying and understanding the independent predictors of ACLR graft failure is important for surgical planning, patient counseling ...
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Journal ArticleSports Health · January 2011
CONTEXT: The use of high tibial osteotomies (HTOs) in elite and professional athletes has been slow to gain acceptance by both the athlete and the surgeon because it is generally thought that return to competitive sports will be unlikely. Conversely, HTOs ...
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Journal ArticleJ Bone Joint Surg Am · December 1, 2010
BACKGROUND: To date, studies directly comparing the rerupture rate in patients with an Achilles tendon rupture who are treated with surgical repair with the rate in patients treated nonoperatively have been inconclusive but the pooled relative risk of reru ...
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Journal ArticleMusculoskelet Surg · November 2010
Knee extensor mechanism disruption is a serious injury usually requiring emergent treatment. Rupture of the patellar tendon is rare in the normal population; bilateral spontaneous concurrent rupture in a healthy population is an exceptional event. We descr ...
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Journal ArticleAm J Sports Med · October 2010
OBJECTIVE: The study was conducted to quantify activity level 2 years after anterior cruciate ligament reconstruction and identify explanatory variables measured at baseline (demographics, concomitant meniscal/articular cartilage injuries and their treatme ...
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Journal ArticleAm J Sports Med · October 2010
BACKGROUND: Revision anterior cruciate ligament (ACL) reconstruction has worse outcomes than primary reconstructions. Predictors for these worse outcomes are not known. The Multicenter ACL Revision Study (MARS) Group was developed to perform a multisurgeon ...
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Journal ArticleAm J Sports Med · September 2010
BACKGROUND: Increased knee pain at the time of anterior cruciate ligament reconstruction may potentially predict more difficult rehabilitation, prolonged recovery, and/or be predictive of increased knee pain at 2 years. HYPOTHESIS: A bone bruise and/or oth ...
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Journal ArticleArthroscopy · July 2010
PURPOSE: To determine the biomechanical strength of Achilles tendon allografts with 2 different bone plug configurations as prepared for arthroscopic posterior cruciate ligament reconstruction when fixed as tibial inlay constructs. METHODS: Nine matched pa ...
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Journal ArticleAm J Sports Med · July 2010
BACKGROUND: Donor-site morbidity, limited numbers of cells, loss of phenotype during ex vivo expansion, and age-related decline in chondrogenic activity present critical obstacles to the use of autologous chondrocyte implantation for cartilage repair. Chon ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · July 2010
This study describes a new surgical technique for combined medial meniscal transplantation and opening wedge high tibial osteotomy for meniscal-deficient knees with malalignment. The technique allows wider medial joint opening, better visualization of the ...
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Journal ArticleJ Bone Joint Surg Am · June 2010
BACKGROUND: Talar osteochondral defects can lead to joint degeneration. Focal resurfacing with a metallic implant has shown promise in other joints. We studied the effect of implantation accuracy on ankle contact mechanics after focal resurfacing of a defe ...
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Journal ArticleArthroscopy · May 2010
Posterior hindfoot endoscopy has been more commonly used in the treatment of various pathologies by surgeons with different arthroscopic experience. The flexor hallucis longus is usually the initial and most important landmark serving as a medial boundary ...
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Journal ArticleFoot Ankle Int · April 2010
BACKGROUND: Prone ankle and subtalar arthroscopy is challenging in part due to the limited working space in these joints. MATERIALS AND METHODS: Fourteen patients undergoing prone posterior arthroscopy with a novel skeletal traction method were reviewed an ...
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Journal ArticleClin Sports Med · April 2010
Tibial osteotomy is an effective surgical intervention for treating knee malalignment associated with pain or arthrosis in young and active patients. Although the techniques have evolved, the basic principle has been used for many years. The advent of impr ...
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Journal ArticleOperative Techniques in Sports Medicine · March 1, 2010
Ankle sprains are among the most common injuries encountered in work and sport, with well over 2 million individuals experiencing ankle ligament trauma each year in the United States. Although most of these respond well to conservative management, acute an ...
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Journal ArticleInt Orthop · February 2010
The aim of this review is to evaluate long-term follow-up and survival analysis studies regarding high tibial osteotomies (HTO) for the treatment of medial knee arthritis. Despite the good number of studies available, comparison and pooling of the results ...
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Journal ArticleIowa Orthop J · 2010
An NCAA football player developed an acute paraspinal compartment syndrome after a weight-lifting strain. The patient presented with myonecrosis (CK up to 77,400 U/L), and myoglobinuria. Treatment consisted of forced diuresis and six sessions in the hyperb ...
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Journal ArticleIowa Orthop J · 2010
Debate remains regarding whether knee realignment osteotomy should be performed concomitantly with additional major knee reconstruction procedures or if it should be performed in a staged fashion. The purpose of this study is to analyze complications that ...
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Journal ArticleIowa Orthop J · 2010
Total ankle replacement (TAR) was first attempted in the 1970s, but poor results led to its being considered inferior to ankle fusion until the late 1980s and early 1990s. By that time, newer designs which more closely replicated the natural anatomy of the ...
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Journal ArticleInstr Course Lect · 2010
The current approaches to treating articular cartilage defects in the knee comprise a spectrum from pharmacologic therapies to total knee arthroplasty. Nonsurgical treatment can include anti-inflammatory medications, bracing, and physical therapy. Surgical ...
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Journal ArticleKnee Surg Sports Traumatol Arthrosc · January 2010
Data from large prospectively collected anterior cruciate ligament (ACL) cohorts are being utilized to address clinical questions regarding ACL injury demographics and outcomes of ACL reconstruction. These data are affected by patient and injury factors as ...
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Chapter · December 1, 2009
Osteotomies around the knee are technically demanding surgical procedures requiring careful preoperative planning and precise surgical technique. When procedures do not go as planned, it is important that the surgeon recognizes the problem and/or complicat ...
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Journal ArticleJ Knee Surg · July 2009
This study aimed to determine the incidence of meniscal tears and describe the tear morphology and selected treatment in patients undergoing anterior cruciate ligament (ACL) reconstruction. We also will discuss the potential market for future tissue engine ...
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Journal ArticleFoot Ankle Int · July 2009
BACKGROUND: Mobile-bearing ankle replacements have become popular outside of the United States over the past two decades. The goal of the present study was to perform a prospective evaluation of the safety and efficacy of a mobile-bearing prosthesis to tre ...
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Journal ArticleFoot Ankle Clin · June 2009
Chronic giving way and ankle dysfunction are common after ankle sprains. In our approach to chronic ankle pain and giving way, one must consider the differential diagnosis before treatment can be directed appropriately. One of the common diagnoses associat ...
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Journal ArticleAm J Sports Med · June 2009
BACKGROUND: Meniscal repair is performed in an attempt to prevent posttraumatic arthritis resulting from meniscal dysfunction after meniscal tears. The socioeconomic implications of premature arthritis are significant in the young patient population. Inves ...
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Journal ArticleClin Sports Med · April 2009
The use of allografts in sports medicine is becoming increasingly popular, and, therefore, this issue of Clinics in Sports Medicine is dedicated to the use of allografts in sports medicine. The majority of indications are related to the use of soft tissue ...
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Journal ArticleArthroscopy · November 2008
Arthroscopic subtalar arthrodesis was developed to improve on open methods of fusion. A posterior 3-portal arthroscopic approach with the patient in the prone position provides a new and optimal method for isolated subtalar arthrodesis. It facilitates safe ...
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Journal ArticleJ Knee Surg · July 2008
Anterior cruciate ligament (ACL) reconstruction is a common surgical knee procedure that requires intensive postoperative rehabilitation by the patient. A variety of randomized controlled trials have investigated aspects of ACL reconstruction rehabilitatio ...
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Journal ArticleJ Knee Surg · July 2008
Anterior cruciate ligament (ACL) reconstruction is a common surgical knee procedure that requires intensive postoperative rehabilitation by the patient. A variety of randomized controlled trials have investigated aspects of ACL reconstruction rehabilitatio ...
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Journal ArticleJ Orthop Res · June 2008
The aim of this study was to investigate whether athletic males and females have differences in their quadriceps and hamstrings muscle control strategies. Twenty-four people (12 males, 12 females) active in level I activities volunteered to participate. Th ...
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Journal ArticleArthroscopy · February 2008
PURPOSE: To provide short-term clinical results of posterior ankle arthroscopy in the treatment of posterior ankle impingement. METHODS: This was a retrospective evaluation of the clinical outcomes of posterior ankle arthroscopy in a series of patients wit ...
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Journal ArticleIowa Orthop J · 2008
There are a variety of operative and non operative modalities that can be used to address patellofemoral pain secondary to arthrosis. Patellofemoral Arthroplasty (PFA) is one of the latest alternatives designed to address the pain caused by severe, isolate ...
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Journal ArticleAm J Sports Med · November 2007
BACKGROUND: Allografts from many tissue banks are carefully processed and stored with the goal of preserving chondrocyte viability. However, the importance of living chondrocytes for graft stability is unclear, in part because actual viabilities of individ ...
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Journal ArticleClin Orthop Relat Res · September 2007
We report the case of a 9-year-old boy who sustained a closed middiaphyseal plastic femoral deformation after a motor vehicle accident. The patient was treated nonoperatively with protected weightbearing to the involved extremity. Although he showed sympto ...
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Journal ArticleAm J Sports Med · July 2007
Ankle sprains are among the most common athletic injuries and represent a significant source of persistent pain and disability. Despite the high incidence of ankle sprains in athletes, syndesmosis injuries have historically been underdiagnosed, and assessm ...
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Journal ArticleAm J Sports Med · July 2007
BACKGROUND: The risk of tear of the intact anterior cruciate ligament in the contralateral knee after anterior cruciate ligament reconstruction of the opposite knee and the incidence of rupturing the anterior cruciate ligament graft during the first 2 year ...
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Journal ArticleAm J Sports Med · June 2007
BACKGROUND: Techniques for repairing the meniscus include both open and arthroscopic techniques using sutures and bioabsorbable implants. The purpose of this study was to compare the effectiveness of inside-out suturing and bioabsorbable arrows for repair ...
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Journal ArticleFoot Ankle Int · March 2007
BACKGROUND: Subtalar arthrodesis is a reliable procedure for pain relief and improved function in patients with isolated subtalar arthritis. Arthroscopic subtalar arthrodesis (ASTA) was designed to improve upon traditional methods by using a minimally inva ...
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Journal ArticleSports Med Arthrosc Rev · March 2007
Meniscal transplantation for the symptomatic postmeniscectomized knee has become an accepted procedure. Successful outcomes depend on patient selection and having a stable, nonarthritic, well-aligned knee, in addition to the technical aspects. In achieving ...
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Journal ArticleTechniques in Foot and Ankle Surgery · March 1, 2007
Intra-articular and periarticular lesions in the posterior aspect of the ankle and subtalar joints are challenging to address surgically. Open approaches to this area often require neurovascular dissection or malleolar osteotomies that may result in consid ...
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Journal ArticleClin Orthop Relat Res · February 2007
Syndesmosis sprains have received increasing recognition during recent years because of a heightened awareness of the mechanism, symptoms, and signs of injury. Syndesmosis injuries take longer to recover than lateral ankle sprains, and no consensus exists ...
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ConferenceClin Orthop Relat Res · February 2007
Inversion ankle sprains are one of the most common injuries in sports. Although these injuries are often considered minor, they can lead to persistent disability in athletes. We conducted a systematic review of the literature to evaluate the effect of immo ...
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Journal ArticleJ Bone Joint Surg Am · December 2006
BACKGROUND: Passive ankle stability under weight-bearing conditions has been found to depend substantially on the role of the articular surface geometry. In the present study, it was hypothesized that, in the ankle under axial loading, contact-stress chang ...
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Journal ArticleSports Med Arthrosc Rev · December 2006
Ankle sprains in the athlete are one of the most common injuries, and syndesmosis or "high-ankle" sprains seem to being diagnosed at an increasing rate. As a result, there has been a heightened interest in recognizing and treating these difficult injuries ...
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Journal ArticleSports Med Arthrosc Rev · June 2006
Mechanical alignment has been overlooked as an important contributor to knee stability with respect to collateral ligament laxity. The detrimental effects of varus or valgus limb malalignment become more obvious when the restraining force is lost because o ...
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Journal ArticleArthroscopy · May 2006
PURPOSE: Subtalar arthroscopy in the prone position is thought to allow broader access to the posterior aspect of the joint than in the standard supine or lateral position. This study is aimed to assess if using the posteromedial (PM) portal in the prone p ...
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Journal ArticleFoot Ankle Int · February 2006
BACKGROUND: In ankles with end-stage osteoarthritis or after total ankle replacement (TAR), radiographic landmarks based on joint surface morphology usually are obscured and inadequate for measurement. Two methods for quantifying anteroposterior tibial-tal ...
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Journal ArticleBest Pract Res Clin Rheumatol · February 2006
Prior to the need for arthroplasty, there are numerous surgical options for management of osteoarthritis. This chapter is aimed at addressing the current state of knowledge and practice regarding: (1) arthroscopic lavage and debridement; (2) articular surf ...
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Journal ArticleFoot Ankle Int · February 2006
BACKGROUND: In ankles with end-stage osteoarthritis or with total ankle replacement (TAR), radiographic landmarks based on joint surface morphology usually are obscured and inadequate for radiographic measurement. Furthermore, because of difficulty in repr ...
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Journal ArticleIowa Orthop J · 2006
Medial collateral ligament (MCL) injury is one of the most common knee injuries, especially in young athletic patients. Most MCL injuries can be managed conservatively with good results. However, a complete understanding of knee anatomy and the involved st ...
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Journal ArticleClin Sports Med · January 2006
Since the stress fracture of the tarsal navicular was first described in 1970, awareness of the injury has increased, and navicular stress fractures have represented up to 35% of stress fractures in recent series. However, these injuries remain difficult t ...
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Journal ArticleFoot Ankle Int · December 2005
BACKGROUND: Development of reconstructive operative procedures to restore normal ankle kinematics after injury requires an understanding of the biomechanics of the ankle during gait. The contribution of the peri-ankle ligaments to ankle motion control is n ...
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Journal ArticleClin J Sport Med · November 2005
OBJECTIVE: The purpose of this article is to provide the clinician an evidence/experience-based algorithm for the management of stress fractures. DATA SOURCES: Medline search of peer reviewed publications regarding stress fracture etiology, classification, ...
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Journal ArticleAm J Sports Med · November 2005
BACKGROUND: Acute and chronic cartilage injury of the knee has an important impact on prognosis. The validity of the classification of such injuries is critical for prospective multicenter studies. The agreement among multiple surgeons at different institu ...
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Journal ArticleOrthop Clin North Am · October 2005
Knee axial deformities associated with medial or lateral compartment osteoarthritis can be reliably addressed with high tibial osteotomies. Different surgical techniques can be successfully used for achieving the correction. Whatever the technique used, ac ...
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Journal ArticleFoot Ankle Int · July 2005
BACKGROUND: Extensive midfoot fusions can be challenging because of bone loss, deformity, and soft tissue anatomy. Several options have been advocated, including multiple screw fixation, medial plating, and plantar plating. We report a new technique using ...
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Journal ArticleSports Medicine and Arthroscopy Review · June 17, 2005
The natural history of the isolated ACL deficient knee with or without reconstruction remains unclear. Although multifactorial in nature, evidence demonstrates these knees gradually deteriorate over time. Mechanical overload from knee malalignment has been ...
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Journal ArticleIowa Orthop J · 2005
The purpose of our study was to identify the cause of symptomatic ankle arthritis in a consecutive series of patients presenting in a tertiary care setting. Between 1991 and 2004, 639 patients with Kellgren grade 3 or 4 ankle arthritis presented to the Uni ...
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Journal ArticleIowa Orthop J · 2005
Six NCAA Division I wrestlers at The University of Iowa tore an anterior cruciate ligament (ACL) during the 2002-03 season. In comparison, between the years of 1993 and 2002, only five wrestlers sustained the same injury. Retrospective review and video dat ...
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Journal ArticleInstr Course Lect · 2005
Arthritic knee disease is increasingly more common in the active aging population. The pathology seen in this patient group can run a spectrum of localized degenerative change through tricompartmental arthritis. Nonsurgical options to treat early symptoms ...
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Journal ArticleClin Sports Med · January 2005
The number of people participating in sports continues to increase. The relationship between sports participation, joint injury, and subsequent osteoarthritis is complex. A history of joint injury and participation in high joint loading sports increases th ...
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Journal ArticleAm J Sports Med · December 2004
BACKGROUND: Establishing the validity of classification schemes is a crucial preparatory step that should precede multicenter studies. There are no studies investigating the reproducibility of arthroscopic classification of meniscal pathology among multipl ...
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Journal ArticleFoot Ankle Int · November 2004
BACKGROUND: Arthrodesis is the most common surgical treatment for foot and ankle arthritis. In adults, these procedures are associated with a 5% to 10% rate of nonunion. Pulsed electromagnetic field (PEMF) stimulation was approved by the Federal Drug Admin ...
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Journal ArticleFoot Ankle Int · August 2004
BACKGROUND: Injury of the interosseous talocalcaneal ligament (ITCL) has been recognized as a cause of subtalar instability, though lack of an accepted clinical test has limited the ability of clinicians to reliably make the diagnosis. Clinical effects of ...
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Journal ArticleFoot Ankle Int · May 2004
One hundred fifty patients were enrolled in a multicenter, randomized, placebo-controlled, prospective, double-blind study to assess the clinical safety and effectiveness of extracorporeal shock wave therapy (ESWT) using the Dornier Epos Ultra for the trea ...
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Journal ArticleOrthop Clin North Am · April 2004
Minimally invasive techniques in ankle reconstruction offer the benefits of therapeutic intervention while minimizing the risks for open incisions in this region with tenuous healing capacity. Arthroscopic arthrodesis seems to result in fusion rates that a ...
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Journal ArticleInstr Course Lect · 2004
Stress fractures can be challenging to treat. It is important to educate the clinician in the pathophysiology, etiology, evaluation, and treatment of stress fractures with special emphasis on troublesome and upper extremity stress fractures, along with the ...
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Journal ArticleAm J Sports Med · 2004
BACKGROUND: The purpose of this study was to assess the functional outcome of opening wedge high tibial osteotomy (HTO) in a young, active group of patients with instability rather than osteoarthritis. METHODS: The results of 17 opening wedge HTOs in 16 pa ...
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Journal ArticleFoot Ankle Int · June 2003
BACKGROUND: This study assessed the problems with initial use of ankle arthroplasty by surgeons who were trained by observing the surgeon/inventor (group I), who have completed a structured, hands-on surgical training course (group II), or who were trained ...
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Journal ArticleIowa Orthop J · 2003
The purpose of this paper was to determine the extent to which the technique used in ACL reconstruction and fixation influences graft placement. This is a Comparative Radiographic cohort study. Precise graft placement is one of the most crucial components ...
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Journal ArticleFoot Ankle Clin · December 2002
The small number of long-term studies performed after successful arthrodesis suggests that most patients are satisfied with their outcomes. Some patients, however, eventually become limited by pain and degenerative changes elsewhere in the foot. Over time, ...
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Journal ArticleOrthopade · July 2002
Extracorporeal shock wave application (ESWA) has been successfully used for years in routine clinical management of plantar fasciitis. So far no clinical trails have shown the efficiency in placebo-controlled protocols. This paper presents an overview of c ...
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Journal ArticleJ Bone Joint Surg Am · May 2002
BACKGROUND: Ankle arthroscopy has generally been performed with use of anterior portals with the patient in the supine position. Little has been published on ankle arthroscopy performed with use of posterior portals, particularly with the patient in the pr ...
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Journal ArticleIowa Orthop J · 2002
Ankle arthroplasty for post-traumatic tibiotalar arthritis remains controversial. The current literature strongly recommends arthrodesis, especially in those patients who will overload the joint: the young, the active and the overweight patients. The case ...
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Journal ArticleSports Medicine and Arthroscopy Review · January 1, 2002
Athletic hip injuries represent a wide spectrum of stress placed either acutely or chronically on the bony and soft tissue structures of the lower extremity. Hip injuries tend to occur less commonly than other lower extremity injuries, but because of the r ...
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Journal ArticleCurrent Opinion in Orthopaedics · January 1, 2002
Syndesmosis injury in the athlete presents a difficult and complex injury. Early and accurate diagnosis is the key to having good results. Establishing the severity of the injury is also of great importance to maximize treatment and minimize time lost for ...
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Journal ArticleJ Bone Joint Surg Am · October 2001
BACKGROUND: Amputations are rarely performed solely for pain relief because of concerns regarding the persistence of pain and disability after the procedure. The purpose of this study was to assess the outcome of below-the-knee amputations performed to rel ...
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Journal ArticlePhys Sportsmed · June 2001
The causes of exertional leg pain are not always easily determined but are often linked to repetitive stress. Medial tibial stress syndrome or periostitis, tibial stress fractures, deep posterior compartment syndrome, exertional compartment syndrome, fasci ...
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Journal ArticleCan J Anaesth · September 2000
PURPOSE: To report our experience with the use of the (Eclipse) elastomeric pump for ambulatory Patient Controlled Regional Analgesia (PCRA) METHOD: After a pilot study using this device in patients admitted to the hospital, seven patients received PCRA at ...
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Journal ArticleClin J Sport Med · April 2000
OBJECTIVE: To identify the approaches to management of anterior cruciate ligament (ACL) injury by Canadian orthopedic surgeons. METHODS: A questionnaire was mailed to 234 physicians randomly chosen from the Canadian Orthopaedic Association directory to obt ...
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Journal ArticleArthroscopy · April 2000
The purpose of this study was to assess the efficacy of intraoperative femoral nerve block (FNB) in the reduction of postoperative pain following anterior cruciate ligament (ACL) hamstring reconstruction. Patients undergoing primary ACL reconstruction with ...
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Journal ArticleArthroscopy · March 2000
PURPOSE: The purpose of this study was to determine the effects of tourniquet use for routine knee arthroscopy based on both subjective and objective functional outcome measures. TYPE OF STUDY: The study was a prospective, double-blind, randomized clinical ...
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Journal ArticleOperative Techniques in Sports Medicine · January 1, 2000
A standard set of preoperative plain radiographs includes the following: bilateral weight-bearing anteroposterior views in full extension, bilateral weight-bearing posteroanterior tunnel views at 30° flexion, lateral views, skyline views of the patellofemo ...
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Chapter · January 1, 2000
The complex anatomy, biomechanics, and associated diagnoses affecting the foot and ankle can be intimidating to the clinician. A systematic and logical approach is necessary to use the diagnostic tools available efficiently to investigate and treat these p ...
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Journal ArticleArthroscopy · September 1999
A prospective double blind randomized study was carried out using 20 healthy males with anterior cruciate ligament (ACL) insufficiency undergoing bone-patellar tendon-bone ACL reconstruction. The subjects were randomized into either water or saline irrigat ...
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Journal ArticleJ Bone Joint Surg Am · April 1999
BACKGROUND: The purpose of this study was to compare a custom-made valgus-producing functional knee (unloader) brace, a neoprene sleeve, and medical treatment only (control group) with regard to their ability to improve the disease-specific quality of life ...
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Journal ArticleAm J Sports Med · 1999
Twenty-three patients with acute anterior cruciate ligament injuries, normal radiographs, and occult osteochondral lesions revealed by magnetic resonance imaging were reviewed 6 years after initial injury and anterior cruciate ligament hamstring autograft ...
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Journal ArticleClin J Sport Med · January 1999
BACKGROUND: Clinicians often use the talar tilt (TT) and anterior drawer (AD) stress x-rays to diagnose acute or chronic mechanical ankle instability. However, the wide range of TT and AD values in normal and injured ankles makes interpretation of the test ...
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Journal ArticleClin Sports Med · January 1999
In this article, the authors assess the natural history of osteoarthritis in the anterior cruciate ligament deficient knee, and examine the factors which may influence its progression: meniscal resection, osteochondral lesions, malalignment, concomitant li ...
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Journal ArticleJ Orthop Sports Phys Ther · July 1997
Cryotherapy has historically been used as a treatment following knee surgery. In the literature, there is little evidence of beneficial effects which support this practice. This study examined the effects of cryotherapy treatments on 45 subjects following ...
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Journal ArticleArthroscopy · June 1997
Our modification of the technique for arthroscopic reduction and suture fixation of displaced fractures of the intercondylar eminence of the tibia is described in this report. The advantages of this technique include no retained hardware, ability to treat ...
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Journal ArticleFoot Ankle Int · October 1996
A retrospective review of the medical records and radiographs of 32 consecutive patients, totaling 52 extremities with chevron osteotomies for hallux valgus, was conducted to compare K wire fixation with absorbable (poly-p-dioxanone) pin fixation. Each gro ...
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Journal ArticleArthroscopy · October 1996
Seventy-nine consecutive ankle arthroscopies were analyzed at a minimum 2-year follow-up to evaluate the risks and benefits of the procedure. All arthroscopies were performed over a 2-year period by a single surgeon using the same nonskeletal traction tech ...
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Journal ArticleFoot Ankle Int · October 1996
Fifteen consecutive patients with hindfoot pain after calcaneal fracture underwent subtalar arthrodesis using interposition iliac crest bone graft. Outcome and correction of calcaneal collapse were assessed before and after surgery with clinical examinatio ...
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Journal ArticleArthroscopy · February 1996
Seven healthy volunteers (14 ankles; four males, 3 females) with no history of ankle or foot pathology were placed in a modified beach chair position on an operating table for ankle distraction using a noninvasive ankle distractor. In-line traction of 0 to ...
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Journal ArticleRadiology · December 1995
PURPOSE: To compare the diagnostic efficacy of current-generation middle- and high-field-strength magnetic resonance (MR) imagers in the diagnosis of anterior cruciate ligament (ACL) tears. MATERIALS AND METHODS: In 114 of 230 patients referred for knee im ...
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Journal ArticleOperative Techniques in Sports Medicine · January 1, 1995
Exertional compartment syndrome (ECS) is becoming increasingly recognized as a cause of exercise-induced legpain in the athletic population. Unfortunately, the pathophysiology is not clearly understood. The use of 31P-NMR has shown that ischemia is not a s ...
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Journal ArticleFoot Ankle Int · August 1994
CT-guided core drill excision of talar neck osteoid osteomas, in addition to other locations, appears to be a promising alternative to standard surgical treatment. As in this report, the technique is minimally invasive, which allows for complete, accurate ...
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Journal ArticleAm J Sports Med · 1992
The purpose of this study was to assess the effect of synthetic augmentation of a bone-patellar tendon-bone allograft on the basis of biomechanical, morphologic, and histologic evaluation. The anterior cruciate ligament was reconstructed in the left knee o ...
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Journal ArticleAm J Sports Med · 1990
This prospective, double-blind study was carried out to assess the usefulness of magnetic resonance imaging (MRI) as a noninvasive method in the diagnosis of chronic compartment syndrome (CCS). As well, a new radiopharmaceutical known as methoxy isobutyl i ...
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Journal ArticleJ Arthroplasty · 1989
The authors assessed the effect of proximal tibial osteotomy on the results of a subsequent total knee arthroplasty. A retrospective, clinical and radiographic analysis was carried out between a study group of 39 patients with 42 total knee arthroplasties ...
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