Journal articleJ Arthroplasty · October 2013
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Multiple surgical approaches exist for total hip arthroplasty (THA). Each approach has risks and benefits in regard to complications and changes in postoperative gait. This study examined the effect of three surgical approaches on postoperative gait mechan ...
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Journal articleClin Orthop Relat Res · June 2013
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BACKGROUND: Developing a high-efficiency operating room (OR) for total joint arthroplasty (TJA) in an academic setting is challenging given the preexisting work cultures, bureaucratic road blocks, and departmental silo mentalities. Also, academic instituti ...
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Journal articleJ Arthroplasty · February 2013
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Patients with sickle cell hemoglobinopathies often have femoral head osteonecrosis with collapse, and can benefit greatly from total hip arthroplasty. However, numerous procedural challenges and perioperative complications make these cases difficult. More ...
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Journal articleOrthopedics · April 2012
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This article describes a case of late locking mechanism failure and disassociation of a Pinnacle acetabular cup (DePuy, Warsaw, Indiana) and Marathon polyethylene liner (DePuy) 53 months after routine primary total hip arthroplasty in an active patient. Fo ...
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Journal articleJ Arthroplasty · September 2011
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Surgical approach for total hip arthroplasty (THA) is determined by clinician preference from limited prospective data. This study aimed to examine the effect of surgical approach (direct lateral, posterior, and anterolateral) on 6-week postoperative gait ...
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Journal articleArch Phys Med Rehabil · June 2011
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OBJECTIVES: To (1) describe a behavioral intervention designed for patients with elevated pain catastrophizing who are scheduled for knee arthroplasty, and (2) use a quasi-experimental design to evaluate the potential efficacy of the intervention on pain s ...
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Journal articleAm J Orthop (Belle Mead NJ) · January 2011
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Proximal migration of the greater trochanter can make revision hip arthroplasty challenging, particularly in regard to surgically exposing the joint, establishing leg length, avoiding postoperative impingement and instability, and achieving a functional hi ...
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Journal articleJ Surg Orthop Adv · 2011
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It is predicted that the number of revision hip and knee arthroplasties will double by the years 2026 and 2015, respectively. As the burden of end-stage prosthetic disease increases, there will be a greater potential need for total femoral arthroplasty. Th ...
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Journal articleJ Gerontol A Biol Sci Med Sci · October 2010
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Changes in progenitor cell biology remain at the forefront of many theories of biologic aging, but there are limited studies evaluating this in humans. Aging has been associated with a progressive depletion of circulating progenitor cells, but age-related ...
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Journal articleJ Arthroplasty · January 2010
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The purpose of the Activity Scale for Arthroplasty Patients (ASAP) is to develop and validate a self-report questionnaire that demonstrated discrimination of functional gains, low burden, appropriate concurrent validity, and was not limited by ceiling effe ...
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Journal articleJ Arthroplasty · September 2009
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We investigated the hypothesis that a posterior capsular injection of ropivacaine would improve pain and accelerate functional recovery after total knee arthroplasty in a randomized, double-blind, placebo-controlled study design. Sixty-six patients receive ...
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Journal articleJ Surg Orthop Adv · 2009
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The porous-coated anatomic (PCA) total hip was a first-generation cementless implant system introduced in 1983 for both primary and revision total hip arthroplasty. Between February 1983 and June 1989, 219 uncemented PCA total hips were implanted in 194 pa ...
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Journal articleClin Orthop Relat Res · April 2005
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Hip and knee arthroplasties usually are satisfying for the patient and the surgeon; however, these procedures also have considerable risks for generating a medical malpractice lawsuit. Strict adherence to the standard of care and recently implemented patie ...
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Journal articleAJR Am J Roentgenol · May 2003
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OBJECTIVE: Injury to the infrapatellar plica (ligamentum mucosum) has not been previously described in the radiology literature to our knowledge. This article shows the MR imaging appearance of injury to the infrapatellar plica. CONCLUSION: Injury to the i ...
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Journal articleArthroscopy · October 2002
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The categorization, origin, natural history, and histopathology of loose bodies in joints are well described in the literature. Clinical and basic science data have indirectly concluded that loose bodies grow over time; however, to date, there is no clearl ...
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Journal articleArthroscopy · March 2002
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PURPOSE: To describe and evaluate a simple perioperative test (the derotation sign) that differentiates significant (grade 3) partial-thickness and small full-thickness rotator cuff tears from insignificant (grades 1 and 2) partial-thickness rotator cuff t ...
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Journal articleJ South Orthop Assoc · 2002
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Over the past decade, a causal relationship between infection with human immunodeficiency virus (HIV) and osteonecrosis has been proposed. This case report (the first example presented in the English orthopaedic literature) of multifocal (> 3 sites) osteon ...
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Journal articleJ South Orthop Assoc · 2001
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Infection of the sacroiliac joint is extraordinarily rare. However, the initial symptoms and signs associated with this condition are mundane, thus leading to delay in diagnosis, or even misdiagnosis. I report an extremely unusual pyogenic sacroiliitis cau ...
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Journal articleJ South Orthop Assoc · 2000
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Acute muscle strain occurs as a result of an eccentric contraction that exceeds the biomechanical strength of the musculotendinous junction of a single muscle within a synergistic group. To date, only the (hip) adductor longus was shown to sustain this typ ...
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Journal articleJ South Orthop Assoc · 1999
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We describe a patient with a floating clavicle of atraumatic origin treated by total claviculectomy. Clavicular function and anatomy are summarized relative to complete excision. Other treatment options for panclavicular instability are also discussed. ...
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Journal articleJ South Orthop Assoc · 1999
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Bipolar arthroplasty has been reported as a method for correction of recurrent dislocations of total hip replacements. This retrospective review of six patients with multiple dislocations of total hip replacements treated by conversion to simple bipolar hi ...
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Journal articleSouth Med J · June 1996
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The management of sports-related laryngeal trauma presents a diagnostic and therapeutic challenge. The application of basic treatment principles such as airway monitoring, thorough physical examination, and fiberoptic laryngeal examination will direct the ...
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Journal articleContemp Orthop · April 1995
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Fractures below proximal humeral prostheses are rare and their successful management presents technical difficulties. Closed treatment usually results in nonunion. A case illustrating this disabling complication is reported and a literature review is prese ...
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Journal articleContemp Orthop · January 1995
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Conversion of a hip arthrodesis to a total joint arthroplasty is an uncommon procedure compared to the standard or revision total hip replacement. In this report, two illustrative cases are presented in which conversion to a total joint arthroplasty was pe ...
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Journal articleContemp Orthop · September 1993
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Traumatic radial head dislocation without an associated fracture is an unusual injury in children. Occasionally, the diagnosis is missed or the injury is not treated acutely, leading to chronic radial head dislocation. The recommended treatment has been co ...
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Journal articleMil Med · September 1990
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Pediatric elbow injuries represent diagnostic dilemmas to all health care personnel. In particular, nondisplaced lateral condyle fractures are often missed when the child first presents for evaluation, and if left untreated, can potentially produce disastr ...
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Journal articleFoot Ankle · October 1985
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The purpose of this study was to define the biomechanical characteristics of the isolated, individual bone-ligament-bone complexes of the human ankle. Twenty human ankles were dissected of all soft tissues to leave only the tibia, fibula, talus, and calcan ...
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Journal articleAm J Sports Med · 1985
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The purpose of this study was to investigate the biomechanical behavior of human anterior talofibular and calcaneofibular ligaments, as well as peroneus brevis, split peroneus brevis, and toe extensor tendon grafts. This article represents the first publis ...
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Journal articleAnn Surg · September 1982
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It is frequently stated that hypertrophied ventricles tolerate ischemia less well than nonhypertrophied ventricles. The authors' earlier studies in a rat supravalvular aortic stenosis model and canine valvular aortic stenosis model, both with concentric le ...
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Journal articleJ Thorac Cardiovasc Surg · March 1981
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The increased susceptibility of hearts with chronic left ventricular hypertrophy (CLVH) to damage during ischemia has been suggested but not documented. The purpose of this study was to isolate ischemic events in hearts with CLVH from reperfusion events. U ...
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Journal articleJ Thorac Cardiovasc Surg · March 1981
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Using a canine model of subcoronary valvular aortic stenosis, we determined myocardial blood flow, high-energy phosphate content, and mitochondrial function in eight hearts with chronic left ventricular hypertrophy. Fourteen normal hearts were used for con ...
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