Journal articleNeurosurgery · August 1, 2026
BACKGROUND AND OBJECTIVES: The Patient-Generated Subjective Global Assessment (PG-SGA) is a standardized tool for assessing malnutrition in patients with cancer. The primary aim of this study was to assess the impact of preoperative nutritional status as m ...
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Journal articleGlobal Spine J · July 30, 2026
Study DesignSystematic review and meta-analysis.ObjectivesWe sought to evaluate the association between pre-treatment symptom duration and outcomes in patients undergoing radiotherapy (RT)/surgery for metastatic epidural spinal cord compression (MESCC).Met ...
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Journal articleAm J Clin Oncol · July 28, 2026
OBJECTIVES: Sex-based differences in postoperative outcomes have been reported in nononcologic spine surgery, but their impact among patients undergoing surgery for spine tumors remains poorly understood. We conducted a systematic review to evaluate the im ...
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Journal articleEur J Cancer · July 24, 2026
PURPOSE: Spinal metastases may progress to debilitating pain, spinal instability, and neurological deficits. Timely referral is essential, yet delays are common because patients often first present to non-spine clinicians where red flags rarely expedite re ...
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Journal articleJ Neurosurg · July 1, 2026
OBJECTIVE: The objective of this study was to evaluate the prognostic value of intraoperative blink reflex (BR) monitoring in predicting postoperative facial nerve outcomes following vestibular schwannoma (VS) resection. Given the limitations of existing i ...
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Journal articleEur Spine J · June 30, 2026
PURPOSE: Instrumentation failure (IF) is a major complication after lumbar spondylectomy for spinal tumors, yet risk factors remain poorly defined. The present study aimed to determine the prevalence of IF and identify variables associated with IF and revi ...
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Journal articleGlobal Spine J · June 2026
Study DesignLiterature review with clinical recommendations.ObjectiveProviding a clear and concise overview based on the of key literature and consensus expert opinion on spinal fusion following stabilization for spine metastases and offer actionable recom ...
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Journal articleJ Surg Educ · June 2026
OBJECTIVE: The Orthopedic surgery residency application process has undergone notable recent changes, including the adoption of preference signaling and increasing emphasis on applicant-program alignment. To recruit top candidates, programs must understand ...
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Journal articleNeurosurg Pract · June 2026
BACKGROUND AND OBJECTIVES: Lesbian, gay, bisexual, transgender, and queer (LGBTQ+) individuals face delayed and disparate medical care. Given the growing visibility and recognition of the LGBTQ+ community in the United States, ensuring that neurosurgeons a ...
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Journal articleHand (N Y) · May 6, 2026
A majority of patients with brachial plexus injuries (BPIs) develop neuropathic pain, which is not consistently resolved by medications or surgery. Peripheral nerve stimulation (PNS) shows promise as a supplemental treatment for BPI-associated pain, but co ...
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Journal articleSpine (Phila Pa 1976) · May 1, 2026
STUDY DESIGN: Retrospective review. OBJECTIVE: Specialty palliative care (PC) can be instrumental in improving patient quality of life for patients with spine metastasis. It is important to identify disparities in access to PC to ensure that equitable care ...
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Journal articleClin Cancer Res · May 1, 2026
Radiation necrosis (RN) remains a challenging complication of upfront radiotherapy for both brain metastases and primary tumors. Despite the development of an array of advanced imaging modalities to differentiate RN from true tumor progression, tissue diag ...
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Journal articleNeurooncol Adv · May 2026
Vertebral metastatic disease results from many types of cancer and can have a devastating impact on patient mobility, psychological health, quality of life, and ultimately overall patient survival. However, the development of radiotherapy and surgical tech ...
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Journal articleAm J Clin Oncol · March 13, 2026
OBJECTIVES: This study aimed to identify sociodemographic predictors of stereotactic body radiotherapy (SBRT) use and assess temporal trends in first-line SBRT use among patients with spinal metastatic renal cell carcinoma (mRCC) in relation to National Co ...
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Journal articleJ Palliat Med · March 2026
BACKGROUND: Bone metastases cause significant symptom burden, yet patterns of palliative care (PC) utilization in this population remain poorly characterized. OBJECTIVES: To evaluate trends in PC use, compare inpatient palliative care (IPPC) and outpatient ...
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Journal articleAnn Surg Oncol · March 2026
BACKGROUND: Patients with cancer requiring surgery are at increased risk for depressive symptoms. However, prevalence and severity during the perioperative period are poorly characterized. This study systematically reviewed the perioperative prevalence of ...
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Journal articleJ Surg Educ · February 2026
OBJECTIVE: To evaluate the impact of the Spine Patient Navigator Program (SPNP) on medical student leadership, teaching, and clinical skills, undergraduate student development, and the perioperative experience of spine surgery patients. METHODS: A structur ...
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Journal articleSpine (Phila Pa 1976) · January 20, 2026
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: To determine whether preoperative D-dimer predicts perioperative venous thromboembolism (VTE) risk in spine tumor patients. SUMMARY OF BACKGROUND DATA: Venous thromboembolism (VTE) is a common perioperat ...
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Journal articleJ Clin Med · January 16, 2026
Background/Objectives: Adult spinal deformity (ASD) management often requires pelvic fixation, with S2 alar-iliac (S2AI) screws emerging as an alternative to traditional iliac screws. Despite multiple meta-analyses comparing these techniques, the methodolo ...
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Journal articleClin Spine Surg · January 6, 2026
STUDY DESIGN: Systematic review conducted under PRISMA guidelines. OBJECTIVE: To evaluate the impact of preoperative psychological interventions on spine surgery postoperative outcomes. SUMMARY OF BACKGROUND DATA: Approximately one-third of individuals wit ...
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Journal articleGlobal Spine J · January 2026
Study DesignThis study is part of the AO Spine Metastatic Tumor Research and Outcomes Network [MTRON], an international multicenter prospective observational registry including patients with spinal metastases.ObjectivesThis study aims to elucidate the inci ...
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Journal articleGlobal Spine J · January 2026
Study DesignNarrative review.ObjectiveThe objective of this review was to discuss the various surgical techniques and developments in cervical laminoplasty and outline any reported differences in outcomes between the different techniques used.MethodsA PubM ...
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Journal articleGlobal Spine J · January 2026
Study DesignSystematic Literature Review.ObjectiveThe aim of this literature review is to examine the results of total disc arthroplasty in the setting of cervical myelopathy.MethodsA systematic review of the relevant literature examining the efficacy of c ...
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Journal articleGlobal Spine J · January 2026
Study designSystematic review and meta-analysis.ObjectiveThis systematic review and meta-analysis compared cervical laminoplasty (LP) with laminectomy and fusion (LF) for the treatment of degenerative cervical myelopathy (DCM), focusing on healthcare costs ...
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Journal articleGlobal Spine J · January 2026
Study DesignSystematic Review and Meta-Analysis.ObjectivesTo compare clinical outcomes in degenerative cervical myelopathy (DCM) patients treated with laminectomy alone (LA) vs laminectomy with fusion (LF) and determine post-laminectomy kyphosis incidence. ...
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Journal articleGlobal Spine J · January 2026
Study DesignScoping Literature Review.ObjectiveThe aim of this literature review is to examine the results of both skip laminectomy and oblique corpectomy in the setting of degenerative cervical myelopathy (DCM).MethodsA scoping review of the relevant lite ...
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Journal articleGlobal Spine J · January 2026
Study DesignSystematic Review.ObjectiveEndoscopic cervical spine surgery (ECSS) has emerged as a minimally invasive alternative to traditional open surgery for certain cervical spine disorders. ECSS may offer potential advantages such as reduced tissue tra ...
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Journal articleSpine (Phila Pa 1976) · December 15, 2025
STUDY DESIGN: Delphi consensus. OBJECTIVE: To define an optimal surgical composite outcome measure in patients with metastatic spine disease (OSCO-M) through international consensus among key opinion leaders. MATERIALS AND METHODS: Members of the AO Spine ...
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Journal articleJ Surg Educ · November 2025
OBJECTIVE: Evolving constraints on resident operative autonomy require development of efficient resident training curricula outside the operating room (OR). We introduce a one-on-one technical curriculum for junior neurosurgical residents (Surgical Coachin ...
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Journal articleSpine (Phila Pa 1976) · October 29, 2025
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: To evaluate rates of self-reported depression in MSD patients undergoing surgery overall and at each timepoint in the perioperative period, and also to explore associations with sociodemographic factors. ...
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Journal articleJ Neurosurg Case Lessons · October 27, 2025
BACKGROUND: Cervical chordomas offer unique challenges to en bloc resection given their proximity to complex anatomy. Achieving tumor-free margins often requires extensive reconstruction that can limit radiotherapy dosing and postoperative visualization du ...
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Journal articleJ Clin Neurosci · October 2025
Intraoperative neuromonitoring of the facial nerve (cranial nerve VII) is critical during skull base surgery due to the nerve's proximity to surgical pathologies and the significant morbidity associated with a facial nerve injury. Objective: This systemati ...
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Journal articleJB & JS open access · October 2025
BackgroundPatient portal (PP) usage enhances patient engagement, quality of care, and clinical outcomes. However, effective utilization requires digital literacy and internet access, resulting in disparities, particularly among older, non-White, u ...
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Journal articleJ Spine Surg · September 30, 2025
BACKGROUND: The evolution of the transforaminal lumbar interbody fusion (TLIF) has resulted in the popularization of three main techniques: the minimally invasive TLIF (MIS-TLIF), the transfacet TLIF (TF-TLIF), and the percutaneous TLIF (Perc-TLIF). While ...
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Journal articleAm J Lifestyle Med · September 2, 2025
Low back pain is a pervasive global public health problem. As with other chronic non-communicable diseases, dietary intervention can improve clinical outcomes and reduce health care costs. Pharmacologic and non-pharmacologic treatments are included in non- ...
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Journal articleNeurosurg Focus · September 1, 2025
OBJECTIVE: Cranial nerve (CN) preservation remains a challenge for skull base neurosurgeons, and neurophysiological intraoperative monitoring presents many methods for CN identification and mapping. The blink reflex, which is the electrophysiological repre ...
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Journal articleN Am Spine Soc J · September 2025
BACKGROUND: With advances in surgical techniques, radiation, and systemic therapy, prognoses and quality of life have improved amongst patients with primary and metastatic vertebral column tumors. Sagittal deformity is known to have an adverse impact on pa ...
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Journal articleJ Neurosurg · August 1, 2025
OBJECTIVE: To optimize neurosurgical tumor resection, tissue types and borders must be appropriately identified. Authors of this study established the use of a nondestructive laser-based endogenous fluorescence spectroscopy device, "TumorID," to almost imm ...
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Journal articleNeurosurg Rev · July 22, 2025
OBJECTIVE: Laser interstitial thermal therapy (LITT) is a minimally invasive option for the management of a variety of intracranial pathologies, including radiographically progressive tumor following stereotactic radiosurgery. Although LITT has been increa ...
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Journal articleNeurosurg Focus Video · July 2025
A 50-year-old male with grade I spondylolisthesis at L5-S1 was treated surgically with a robotic anterior lumbar interbody fusion (R-ALIF). A general surgeon used the da Vinci robotic system to access the disc space and indocyanine green to visualize the v ...
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Journal articleSpine (Phila Pa 1976) · June 15, 2025
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: This study aimed to identify sources of distress in patients with metastatic spine disease and elucidate factors associated with clinically significant distress. SUMMARY OF BACKGROUND DATA: Distress is a ...
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Journal articleClin Spine Surg · June 1, 2025
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: The purpose of this study was to (1) evaluate recent trends in the use of intraoperative neuromonitoring (IONM) for anterior cervical discectomy and fusion (ACDF) in the United States, (2) assess regiona ...
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Journal articleClin Spine Surg · June 1, 2025
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: To investigate the correlation between comorbid chronic obstructive pulmonary disease (COPD), asthma, tobacco use, and the incidence of postoperative hematoma requiring reoperation after anterior cervica ...
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Journal articleNeurosurg Focus · May 1, 2025
OBJECTIVE: Cancer patients often experience high levels of distress, which are particularly pronounced in the perioperative period. However, there is a dearth of research on distress rates in patients with metastatic spine disease (MSD). This study aims to ...
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Journal articleCureus · May 2025
PURPOSE: How specific active areas on Single Photon Emission Computed Tomography-Computerized Tomography (SPECT-CT) inform management for chronic low back pain (CLBP) is limited. This study aimed to assess the relationship between SPECT-CT uptake locations ...
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Journal articleJ Neurooncol · March 2025
PURPOSE: There is an unmet need for new treatments for many central nervous system tumors. An expanding body of research supports the use of laser interstitial thermal therapy (LITT) in the treatment of gliomas, recurrent brain metastases, and radiation ne ...
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Journal articleQual Life Res · March 2025
OBJECTIVES: In cancer studies, assessment of patients' physical function can provide insight into cancer-related symptoms and the side effects of treatment. Physical function can be assessed using patient-reported outcome measures (PROMs), which may or may ...
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Journal articleNeurosurgery · March 1, 2025
Minimally invasive surgery (MIS) has significantly revolutionized spine surgery by reducing morbidity, minimizing tissue damage, and improving postoperative outcomes compared with traditional open surgeries. Although MIS is well-documented for degenerative ...
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Journal articleCancer Med · March 2025
INTRODUCTION: Distress is common among cancer patients, especially those undergoing surgery. However, no study has systematically analyzed distress trends in this population. The purpose of this study was to systematically review perioperative rates of dis ...
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Journal articleWorld Neurosurg · January 2025
BACKGROUND: The current neurosurgical workforce is not large enough to address the significant burden of neurosurgical disease worldwide, and women are under-represented in this surgical specialty. However, trainee opportunities are particularly scarce in ...
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Journal articleWorld Neurosurg · January 2025
BACKGROUND: Anterior column realignment (ACR) is a powerful minimally invasive surgery technique to restore sagittal alignment in adult spinal deformity (ASD). This can accomplish similar segmental lordosis restoration as 3-column osteotomy with less blood ...
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Journal articleGlobal Spine J · January 2025
STUDY DESIGN: Systematic review. OBJECTIVES: The objective of this review paper was to summarize targeted molecular therapy options for spinal chordoma and chondrosarcoma, and to provide an update on the relevant clinical trials open for recruitment. METHO ...
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Journal articleGlobal Spine J · January 2025
STUDY DESIGN: Systematic review and clinimetric analysis. OBJECTIVES: Frailty and sarcopenia predict worse surgical outcomes among spinal degenerative and deformity-related populations; this association is less clear in the context of spinal oncology. Here ...
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Journal articleGlobal Spine J · January 2025
STUDY DESIGN: Narrative Review. OBJECTIVE: The management of spinal tumors requires a multi-disciplinary approach including surgery, radiation, and systemic therapy. Surgical approaches typically require posterior segmental instrumentation to maintain long ...
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Journal articleGlobal Spine J · January 2025
STUDY DESIGN: Narrative Literature review. OBJECTIVE: To provide a general overview of important molecular markers and targeted therapies for the most common neoplasms (lung, breast, prostate and melanoma) that metastasize to the spine and offer guidance o ...
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Journal articleGlobal Spine J · January 2025
STUDY DESIGN: Narrative review. OBJECTIVES: This article aims to provide a narrative review of the current state of research for liquid biopsy in spinal tumors and to discuss the potential application of liquid biopsy in the clinical management of patients ...
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Journal articleGlobal Spine J · January 2025
STUDY DESIGN: Scoping review. OBJECTIVE: To identify which markers are used as surrogates for malnutrition in metastatic spine disease and which are the most studied outcomes associated with it. METHODS: A scoping review was performed by searching the PubM ...
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Journal articleBrain Spine · 2025
INTRODUCTION: Hypoalbuminemia is associated with poor outcomes in cancer patients, but its role in spinal metastases remains unclear. RESEARCH QUESTION: This study aimed to identify albumin cutoff values defining hypoalbuminemia and describe the associatio ...
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Journal articleNeurooncol Pract · December 2024
BACKGROUND: Prognostic indices for patients with brain metastases (BM) are needed to individualize treatment and stratify clinical trials. Two frequently used tools to estimate survival in patients with BM are the recursive partitioning analysis (RPA) and ...
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Journal articleCancer Epidemiol · December 2024
BACKGROUND: Non-malignant primary tumors of the spine (NMPTS) patients in rural areas face unique barriers that may limit their capacity to receive optimal care. With a lower geographical distribution of neurosurgical specialists and limited healthcare inf ...
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Journal articleN Am Spine Soc J · December 2024
BACKGROUND: Traumatic thoracolumbar fracture fixation without neurological injury can be performed using the traditional open, mini-open Wiltse, and percutaneous approaches. This systematic review and meta-analysis aims to compare perioperative outcomes be ...
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Journal articleJ Palliat Med · November 2024
Background: Palliative care (PC) has been shown to benefit patients with metastatic cancer by managing symptoms, improving quality of life, and facilitating advance care planning. Despite this, PC is often misunderstood and underutilized. Objective: To dee ...
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Journal articleJ Spine Surg · September 23, 2024
BACKGROUND: The use of plate-cage systems in anterior cervical discectomy and fusion (ACDF) has been shown to produce fusion and good clinical outcomes though it has been associated with complications such as dysphagia at higher rates than stand-alone impl ...
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Journal articleJ Neurosurg · September 1, 2024
OBJECTIVE: The aim of this study was to determine whether a flipped classroom curriculum coupled with case-based learning would improve residents' perceptions of the learning environment, improve education outcomes, and increase faculty engagement. Researc ...
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Journal articleWorld Neurosurg · August 2024
BACKGROUND: The rise of minimally invasive lumbar fusions and advanced imaging technologies has facilitated the introduction of novel surgical techniques with the trans-facet approach being one of the newest additions. We aimed to quantify any pathology-dr ...
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Journal articleJ Comput Assist Tomogr · July 2024
OBJECTIVE: Cement volumes are increasingly linked to orthopedic oncology and neurosurgical outcomes (construct durability, adjacent fracture), but manual cement volumetry remains time prohibitive. The authors aim to report performance of PACS-integrated vo ...
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Journal articleQual Life Res · July 2024
PURPOSE: The U.S. Food & Drug Administration has identified physical functioning (PF) as a core patient-reported outcome (PRO) in cancer clinical trials. The purpose of this study was to identify PF PRO measures (PROMs) in adult cancer populations and clas ...
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Journal articleQual Life Res · July 2024
PURPOSE: Successful patient-focused drug development involves selecting and measuring outcomes in clinical trials that are important to patients. The U.S. Food & Drug Administration's definition of clinical benefit includes how patients feel, function, or ...
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Journal articleSeminars in Spine Surgery · June 1, 2024
Central Cord Syndrome (CCS) is a prevalent form of incomplete spinal cord injury (SCI) characterized by distinct motor and sensory deficits. This paper discusses the nuances of CCS, covering epidemiology, etiology, mechanisms, clinical presentation, diagno ...
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Journal articleJAMA Netw Open · May 1, 2024
IMPORTANCE: Board certification can have broad implications for candidates' career trajectories, and prior research has found sociodemographic disparities in pass rates. Barriers in the format and administration of the oral board examinations may dispropor ...
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Journal articleJ Clin Med · April 14, 2024
The transforaminal lumbar interbody fusion (TLIF) has seen significant evolution since its early inception, reflecting advancements in surgical techniques, patient safety, and outcomes. Originally described as an improvement over the posterior lumbar inter ...
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Journal articlebioRxiv · March 21, 2024
Survival for metastatic breast cancer is low and thus, continued efforts to treat and prevent metastatic progression are critical. Estrogen is shown to promote aggressive phenotypes in multiple cancer models irrespective of estrogen receptor (ER) status. S ...
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Journal articleSTAR Protoc · March 15, 2024
Spinal column tumors can be difficult to process for single-cell omic studies, given the heterogeneity in tissue. Here, we present a protocol for operating room-to-benchtop single-cell processing of clinical specimens from a prostate cancer patient. We des ...
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Journal articleJ Clin Med · February 12, 2024
Perioperative vision loss (POVL) is a devastating surgical complication that impacts both the recovery from surgery and quality of life, most commonly occurring after spine surgery. With rates of spine surgery dramatically increasing, the prevalence of POV ...
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Journal articleSci Rep · January 22, 2024
Ten patients undergoing surgical resection for spinal tumors were selected. Samples of tumor, muscle, and bone were resected, de-identified by the treating surgeon, and then scanned with the TumorID technology ex vivo. This study investigates whether Tumor ...
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Journal articlePlast Reconstr Surg · January 1, 2024
BACKGROUND: Patients with oncologic spine disease face a high systemic illness burden and often require surgical intervention to alleviate pain and maintain spine stability. Wound healing complications are the most common reason for reoperation in this pop ...
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Journal articleWorld Neurosurg · January 2024
BACKGROUND: Spinal cord ependymomas (SCEs) represent the most common intramedullary spinal cord tumors among adults. Research shows that access to neurosurgical care and patient outcomes can be greatly influenced by patient location. This study investigate ...
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Journal articleJ Neurosurg Spine · January 1, 2024
OBJECTIVE: Intramedullary spinal cord tumors (IMSCTs) are rare tumors with heterogeneous presentations and natural histories that complicate their management. Standardized guidelines are lacking on when to surgically intervene and the appropriate aggressiv ...
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Journal articleCNS Oncol · January 1, 2024
Atypical teratoid rhabdoid tumors (AT/RT) are rare and highly malignant CNS neoplasms primarily affecting children. Adult cases are extremely uncommon, with only approximately 92 reported. Spinal AT/RT in adults is particularly rare. Here, we present the c ...
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Journal articleSpine (Phila Pa 1976) · December 27, 2023
STUDY DESIGN: Retrospective review of prospective, multicenter and international cohort study. OBJECTIVE: To describe the effect of gender on HRQoL, clinical outcomes and survival for patients with spinal metastases treated with either surgery and/or radia ...
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Journal articleWorld Neurosurg · December 2023
INTRODUCTION: Anterior cervical discectomy and fusion (ACDF) is among the most common spine procedures. Adjacent segment disease (ASD), characterized by degenerative disease at an adjacent spinal level to a prior fusion, is a well-recognized and significan ...
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Journal articleOperative Techniques in Orthopaedics · December 1, 2023
Hip fractures are devastating injuries for the elderly and an increasing burden to the healthcare system. Cervical spondylotic myelopathy (CSM), as a common cause of disability, instability, and falls in the elderly population, places patients at risk for ...
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Journal articleOperative Techniques in Orthopaedics · December 1, 2023
In recent years, augmented reality (AR) has emerged as a promising technology in spine surgery. Its benefits are numerous, including enhanced surgical accuracy, improved anatomic approximation, and uninterrupted visualization. It has proven particularly va ...
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Journal articleSpine (Phila Pa 1976) · November 1, 2023
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: This study identifies potential disparities in telemedicine utilization in the wake of the COVID-19 pandemic and its aftermath in patients receiving spine surgery. SUMMARY OF BACKGROUND DATA: COVID-19 le ...
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Journal articleNeurosurg Focus · November 2023
OBJECTIVE: Racial disparities are ubiquitous across medicine in the US. This study aims to assess the evidence of racial disparities within neurosurgery and across its subspecialties, with a specific goal of quantifying the distribution of articles devoted ...
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Journal articleJ Neurosurg · October 1, 2023
OBJECTIVE: The rates of women and underrepresented racial and ethnic minority (UREM) students successfully matching into neurosurgical residency are extremely low and do not reflect the makeup of the general population. As of 2019, only 17.5% of neurosurgi ...
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Journal articleClin Spine Surg · October 1, 2023
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: To examine patient portal use among the surgical spine patient population across different sociodemographic groups and assess the impact of patient portal use on clinical outcomes. SUMMARY OF BACKGROUND ...
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Journal articleCancer Epidemiol · October 2023
BACKGROUND: The management of spinal cord astrocytomas (SCAs) remains controversial and may include any combination of surgery, radiation, and chemotherapy. Factors such as urbanicity (metropolitan versus non-metropolitan residence) are shown to be associa ...
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Journal articleNeurosurg Clin N Am · October 2023
Outcome assessment in adult spinal deformity has evolved from radiographic analysis of curve correction to patient-centered perception of health-related quality-of-life. Oswestry Disability Index and the Scoliosis Research Society-22 Patient Questionnaire ...
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Journal articleOncotarget · September 28, 2023
UDP-glucose-6-dehydrogenase (UGDH) is a cytosolic, hexameric enzyme that converts UDP-glucose to UDP-glucuronic acid (UDP-GlcUA), a key reaction in hormone and xenobiotic metabolism and in the production of extracellular matrix precursors. In this review, ...
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Journal articleGlobal Spine J · September 2023
OBJECTIVE: The Hospital Frailty Risk Score (HFRS) is a metric that measures frailty among patients in large national datasets using ICD-10 codes. While other metrics have been utilized to demonstrate the association between frailty and poor outcomes in spi ...
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Journal articleJ Neurotrauma · September 2023
There is a paucity of data comparing the demographics, mechanism of injury, and outcomes of upper versus lower cervical spinal cord injuries (cSCI). The study objective was to define different clinical manifestations of cSCI. Data were collected prospectiv ...
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Journal articleJ Neurotrauma · September 2023
Abstract The North America Clinical Trials Network (NACTN) for Spinal Cord Injury (SCI) is a consortium of tertiary medical centers that has maintained a prospective SCI registry since 2004, and it has espoused that early surgical intervention is associate ...
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Journal articleGlobal Spine J · June 2023
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: To assess the impact of race on complications following spinal tumor surgery. METHODS: Adults with cancer who underwent spine tumor surgery were identified in the American College of Surgeons National Su ...
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Journal articleBiofabrication · April 13, 2023
Nociceptor sensory neurons play a key role in eliciting pain. An active crosstalk between nociceptor neurons and the vascular system at the molecular and cellular level is required to sense and respond to noxious stimuli. Besides nociception, interaction b ...
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Journal articleWorld Neurosurg · April 2023
BACKGROUND: The accuracy of pedicle screws placed with instrument tracking and robotic navigation are individually comparable or superior to placement using standard fluoroscopy, however head-to-head comparisons between these adjuncts in a similar surgical ...
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Journal articleJ Neurosurg Spine · March 3, 2023
OBJECTIVE: Frailty has not been clearly defined in the context of spinal metastatic disease (SMD). Given this, the objective of this study was to better understand how members of the international AO Spine community conceptualize, define, and assess frailt ...
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Journal articlePain Med · March 1, 2023
OBJECTIVE: High-impact chronic pain (HICP) is a term that characterizes the presence of a severe and troubling pain-related condition. To date, the prevalence of HICP in lumbar spine surgery recipients and their HICP transitions from before to after surger ...
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Journal articleNeurooncol Pract · February 2023
BACKGROUND: Few studies have assessed the impact of race on short-term patient outcomes in the brain metastasis population. The goal of this study is to evaluate the association of race with inpatient clinical presentation, treatment, in-hospital complicat ...
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Journal articleNeurosurg Focus · January 2023
OBJECTIVE: The authors sought to analyze the current literature to determine dimensional trends across the lumbar levels of Kambin's triangle, clarify the role of imaging techniques for preoperative planning, and understand the effect of inclusion of the s ...
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Journal articleJ Vasc Interv Radiol · December 2022
PURPOSE: To measure the ablation zone temperature and nontarget tissue temperature during radiofrequency (RF) ablation in bone containing metal instrumentation versus no metal instrumentation (control group). MATERIALS AND METHODS: Ex vivo experiments were ...
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Journal articleJ Neurosurg Spine · August 1, 2022
OBJECTIVE: The Hospital Frailty Risk Score (HFRS) was developed utilizing ICD-10 diagnostic codes to identify frailty and predict adverse outcomes in large national databases. While other studies have examined frailty in spine oncology, the HFRS has not be ...
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Journal articleLancet Oncol · July 2022
Systemic assessment is a pillar in the neurological, oncological, mechanical, and systemic (NOMS) decision-making framework for the treatment of patients with spinal metastatic disease. Despite this importance, emerging evidence relating systemic considera ...
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Journal articleWorld Neurosurg · June 2022
In recent years, physicians and institutions have come to recognize the increasing opioid epidemic in the United States, thus prompting a dramatic shift in opioid prescribing patterns. The lack of well-studied alternative treatment regimens has led to a su ...
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Journal articleN Am Spine Soc J · June 2022
BACKGROUND: In spinal oncology, titanium implants pose several challenges including artifact on advanced imaging and therapeutic radiation perturbation. To mitigate these effects, there has been increased interest in radiolucent carbon fiber (CF) and CF-re ...
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Journal articleClin Imaging · May 2022
PURPOSE: To evaluate patient outcomes after sacroplasty (percutaneous sacral augmentation) with guidance using CT compared to fluoroscopy with augmented reality overlay using fluoroscopic cone-beam CT and FDA-approved software (CBCT-AF). MATERIALS AND METH ...
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Journal articleGlobal Spine J · April 2022
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: The purpose of this study was to compare outcomes between different treatment modalities for metastatic disease with indeterminate instability (Spinal Instability Neoplastic Score [SINS] 7-12). METHODS: ...
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Journal articleClin Spine Surg · February 1, 2022
STUDY DESIGN: Retrospective cohort study using the National Surgical Quality Improvement Program. OBJECTIVE: The objective of this study was to identify preoperative factors that impact the decision to perform prophylactic muscle flap closure and assess ri ...
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Journal articleCancer Epidemiol · February 2022
BACKGROUND: It is well established that insurance status is a mediator of disease management, treatment course, and clinical outcomes in cancer patients. Our study assessed differences in clinical presentation, treatment course, mortality rates, and in-hos ...
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Journal articleJ Radiosurg SBRT · 2022
PURPOSE: The epidural space is a frequent site of cancer recurrence after spine stereotactic radiosurgery (SSRS). This may be due to microscopic disease in the epidural space which is underdosed to obey strict spinal cord dose constraints. We hypothesized ...
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Journal articleFront Surg · 2022
Interest in robotic-assisted spine surgery has grown as surgeon comfort and technology has evolved to maximize benefits of time saving and precision. However, the Food and Drug Administration (FDA) has currently only approved robotics to assist in determin ...
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Journal articleSpine J · December 2021
Chondrosarcoma is an uncommon primary bone tumor with an estimated incidence of 0.5 per 100,000 patient-years. Primary chondrosarcoma of the mobile spine and sacrum cumulatively account for less than 20% of all cases, most .commonly causing patients to pre ...
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Journal articleJ Clin Neurosci · December 2021
Estimating complications in oncological spine surgery is challenging. The objective of this study was to compare the accuracy of three scoring systems for predicting perioperative morbidity after surgery for spinal metastases. One-hundred and five patients ...
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Journal articleJ Cancer Policy · December 2021
BACKGROUND: This study investigated the effect of limited English proficiency on access to neuro-oncologic surgery. We compared rates of emergent/urgent admission and admission to high-volume hospitals for English and non-English primary language patients ...
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Journal articleInt J Spine Surg · December 2021
BACKGROUND: There has been an increased interest in lumbar interbody fusions through Kambin's triangle. In this study, we describe percutaneous access to the lumbar disc and insertion of an expandable titanium cage through Kambin's triangle without facetec ...
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Journal articleOper Neurosurg · November 15, 2021
BACKGROUND: Minimally invasive spine surgery (MISS) has the potential to further advance with the use of robot-assisted (RA) techniques. While RA pedicle screw placement has been extensively investigated, there is a lack of literature on the use of the rob ...
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Journal articleJ Pain Symptom Manage · November 2021
CONTEXT: Critically ill patients with brain metastases (BM) face significant uncertainty regarding prognosis and survival and can benefit from Palliative care (PC). However, research regarding the role of PC in this population is lacking. OBJECTIVES: We so ...
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Journal articleActa Neurochir (Wien) · November 2021
BACKGROUND: Robotic-assisted surgery is becoming more widely applied in surgical subspecialties due to its intraoperative and postoperative advantages such as minimally invasive approach, reduced blood loss, shorter hospital stay, and decreased incidence o ...
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Journal articleWorld Neurosurg · November 2021
Epidural spinal cord compression (ESCC) secondary to spine metastases is one of the most devastating sequelae of primary cancer as it may lead to muscle weakness, paresthesia, pain, and paralysis. Spine metastases occur through a multistep process that can ...
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Journal articleWorld Neurosurg · November 2021
BACKGROUND: Despite research indicating that patients with non-English primary language (NEPL) have increased hospital length of stay (LOS) for craniotomies, there is a paucity of neurosurgical research examining the impact of language on short-term outcom ...
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Journal articleWorld Neurosurg · November 2021
BACKGROUND: In the present study, we identified the risk factors for wound complications, wound infection, and reoperation for wound complications after spine metastasis surgery and deployed the resultant model as a web-based calculator. METHODS: Patients ...
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Journal articleSpine J · September 2021
Spinal metastases are an increasing societal health burden secondary to improvements in systemic therapy. Estimates indicate that 100,000 or more people have symptomatic spine metastases requiring management. While open surgery and external beam radiothera ...
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Journal articleJ Clin Neurosci · September 2021
UNLABELLED: Primary spine tumors are rare neoplasms that affect about 0.62 per 100,000 individuals in the US. Intramedullary spinal cord tumors (IMSCTs) are the rarest of all primary tumors involving the spine and can cause pain, imbalance, urinary dysfunc ...
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Journal articleNeurosurg Rev · August 2021
Unruptured intracranial saccular aneurysms occur in 3-5% of the general population. As the use of diagnostic medical imaging has steadily increased over the past few decades with the increased availability of computed tomography (CT) and magnetic resonance ...
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Journal articleWorld Neurosurg · August 2021
BACKGROUND: Minimally invasive surgical techniques have resulted in improved patient outcomes. One drawback has been the increased reliance on fluoroscopy and subsequent exposure to ionizing radiation. We have previously shown the efficacy of a novel instr ...
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Journal articleJ Neurosurg Spine · August 1, 2021
OBJECTIVE: The rate of symptomatic adjacent-segment disease (ASD) after newer minimally invasive techniques, such as lateral lumbar interbody fusion (LLIF), is not known. This study aimed to assess the incidence of surgically significant ASD in adult patie ...
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Journal articleWorld Neurosurg · August 2021
OBJECTIVE: To evaluate the impact of multidisciplinary intraoperative teams on surgical complications in patients undergoing sacral tumor resection. METHODS: We reviewed all patients with primary or metastatic sacral tumors managed at a single comprehensiv ...
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Journal articleNeurooncol Pract · August 2021
INTRODUCTION: Given the high symptom burden and complex clinical decision making associated with a diagnosis of brain metastases (BM), specialty palliative care (PC) can meaningfully improve patient quality of life. However, no prior study has formally eva ...
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Journal articleClin Neurol Neurosurg · August 2021
OBJECTIVE: Surgical site infection and dehiscence are devastating complications of surgery for spinal metastases. Wound closure involving plastic surgeons has been proposed as a strategy to lower post-operative complications. Here we investigated whether p ...
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Journal articleWorld Neurosurg · July 2021
Spine tumors encompass a wide range of diseases with a commensurately broad spectrum of available treatments, ranging from radiation for spinal metastases to highly invasive en bloc resection for primary vertebral column malignancies. This high variability ...
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Journal articleJ Trauma Acute Care Surg · June 1, 2021
BACKGROUND: Traumatic spinal cord injury (SCI) is a serious public health problem. Outcomes are determined by severity of immediate injury, mitigation of secondary downstream effects, and rehabilitation. This study aimed to understand how the center type a ...
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Journal articleNeurosurg Focus · June 2021
OBJECTIVE: The use of osteobiologics, engineered materials designed to promote bone healing by enhancing bone growth, is becoming increasingly common for spinal fusion procedures, but the efficacy of some of these products is unclear. The authors performed ...
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Journal articleNeurosurg Focus · May 2021
OBJECTIVE: In patients with metastatic spinal disease (MSD), interhospital transfer can potentially impact clinical outcomes as the possible benefits of transferring a patient to a higher level of care must be weighed against the negative effects associate ...
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Journal articleNeurosurg Focus · May 2021
OBJECTIVE: Long-term local control in patients with primary chordoma and sarcoma of the spine and sacrum is increasingly reliant upon en bloc resection with negative margins. At many institutions, adjuvant radiation is recommended; definitive radiation is ...
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Journal articleClin Imaging · April 2021
BACKGROUND: Intraoperative computed tomography (CT) is becoming more widely utilized in spine fusion surgeries. The use of CT-based image guidance has been shown to increase the accuracy in instrumentation placement and to reduce the rate of reoperation. H ...
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Journal articleSpine J · March 2021
Chordoma is a notochord-derived primary tumor of the skull base and vertebral column known to affect 0.08 to 0.5 per 100,000 persons worldwide. Patients commonly present with mechanical, midline pain with or without radicular features secondary to nerve ro ...
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Journal articleJ Neurosurg Spine · February 1, 2021
OBJECTIVE: Stereotactic body radiation therapy (SBRT) offers efficient, noninvasive treatment of spinal neoplasms. Single-fraction (SF) high-dose SBRT has a relatively narrow therapeutic window, while hypofractionated delivery of SBRT may have an improved ...
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Journal articleCancer Epidemiol · February 2021
BACKGROUND: The incidence of metastatic spine disease (MSD) is increasing among cancer patients. Given the poor outcomes and high rates of morbidity associated with MSD, it is important to determine demographic factors that could impact interventions and o ...
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Journal articleJ Bone Joint Surg Am · January 6, 2021
BACKGROUND: Effective management of metastatic disease requires multidisciplinary input and entails high risk of disease-related and treatment-related morbidity and mortality. The factors that influence clinician decision-making around spinal metastases ar ...
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Journal articleClin Neurol Neurosurg · January 2021
BACKGROUND CONTEXT: Preoperative optimization of medical comorbidities prior to spinal surgery is becoming an increasingly important intervention in decreasing postoperative complications and ensuring a satisfactory postoperative course. The treatment of p ...
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Journal articleJ Clin Neurosci · January 2021
STUDY DESIGN: Literature review. OBJECTIVES: It has been reported that 2.4-3.7% of all blunt trauma victims suffer some element of cervical spine fracture, with the majority of these patients suffering from C3-7 (subaxial) involvement. With the improvement ...
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Journal articleJ Surg Educ · 2021
Diversifying clinical residencies, particularly in fields that are historically dominated by majority male (M/M) cohorts, is critical to improve both the training experiences of residents and the overall physician workforce. Orthopedic surgery in particula ...
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Journal articleFront Surg · 2021
Traumatic spinal cord injury (TSCI) is a debilitating disease that poses significant functional and economic burden on both the individual and societal levels. Prognosis is dependent on the extent of the spinal injury and the severity of neurological dysfu ...
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Journal articleFront Oncol · 2021
As local disease control improves, the public health impact of brain metastases (BrM) continues to grow. Molecular features are frequently different between primary and metastatic tumors as a result of clonal evolution during neoplasm migration, selective ...
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Journal articleGlobal Spine J · December 2020
STUDY DESIGN: Systematic review and meta-analysis. OBJECTIVE: To perform a systematic review of clinical outcomes between stand-alone anchored spacers and traditional cages with plate fixation for dysphagia and pseudoarthrosis using data from clinical tria ...
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Journal articleNeurosurg Focus · November 2020
Spine surgery has been disproportionately impacted by medical liability and malpractice litigation, with the majority of claims and payouts related to procedural error. One common area for the potential avoidance of malpractice claims and subsequent payout ...
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Journal articleWorld Neurosurg · August 2020
BACKGROUND: As of May 4, 2020, the coronavirus disease 2019 (COVID-19) pandemic has affected >3.5 million people and touched every inhabited continent. Accordingly, it has stressed health systems worldwide, leading to the cancellation of elective surgical ...
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Journal articleWorld Neurosurg · July 2020
OBJECTIVE: Augmented reality (AR) is increasingly being explored as an adjunct to conventional neuronavigation systems. AR affords the ability to superimpose 3-dimensional images onto the real environment. A natural extension of this technology is to help ...
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Journal articleSpine (Phila Pa 1976) · June 15, 2020
STUDY DESIGN: Retrospective review. OBJECTIVE: To determine if adjuvant radiation therapy (RT) improves overall survival (OS) following surgical resection of chordomas. SUMMARY OF BACKGROUND DATA: The role of RT for the treatment of chordomas remains incom ...
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Journal articleInterdisciplinary Neurosurgery Advanced Techniques and Case Management · June 1, 2020
Awake surgeries are commonly performed in many specialties through the use of local or regional anesthesia. These methods avoid the risks associated with general endotracheal anesthesia and allow faster recovery times. In neurosurgery, awake surgeries are ...
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Journal articleClin Neurol Neurosurg · June 2020
The objective of this study was to summarize the available literature describing the presentation, diagnostic evaluation, and management for adults with Type 1 and Type 2 split spinal cord malformations. A review of the literature was performed using the C ...
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Journal articleWorld Neurosurg · May 2020
The decision to restart systemic anticoagulation after surgery requires a nuanced risk-benefit analysis. The potential for surgical site bleeding must be balanced against the risk of thromboembolic events. In the context of postoperative neurosurgical pati ...
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Journal articleWorld Neurosurg · January 2020
BACKGROUND: Preoperative malnutrition is associated with increased postoperative complication rate and hospital length of stay. However, the degree to which these risks can be mitigated by nutritional consultation has not been well described. To address th ...
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Journal articlePain Physician · January 2020
BACKGROUND: Pain control is strongly correlated with the Hospital Consumer Assessment of Healthcare Providers and Systems (HCAHPS) quality-of-care domains and overall hospital experience. Prior research implicates several factors in the variability of pati ...
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Journal articleCancer · December 1, 2019
BACKGROUND: A critical knowledge gap exists regarding the impact of neurologic deficits on surgical outcomes and health-related quality of life (HRQOL) for patients surgically treated for metastatic epidural spinal cord compression (MESCC). METHODS: This p ...
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Journal articleWorld Neurosurg · December 2019
Spinal alignment, particularly with respect to spinopelvic parameters, is highly correlated with morbidity and health-related quality-of-life outcomes. Although the importance of spinal alignment has been emphasized in the deformity literature, spinopelvic ...
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Journal articleClin Cancer Res · November 15, 2019
The incidence of brain metastases is increasing as cancer therapies improve and patients live longer, providing new challenges to the multidisciplinary teams that care for these patients. Brain metastatic cancer cells possess unique characteristics that al ...
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Journal articleCancer Med · November 2019
The number of patients who develop metastatic brain lesions is increasing as the diagnosis and treatment of systemic cancers continues to improve, resulting in longer patient survival. The role of surgery in the management of brain metastasis (BM), particu ...
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Journal articleWorld Neurosurg · October 2019
BACKGROUND: Flat back deformity is a disabling adverse outcome following instrumented lumbar fusion. As patients are often fused in this non-physiologic alignment, correction is complex and has conventionally required fracture of the preexisting fusion mas ...
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Journal articleNeuro Oncol · August 5, 2019
BACKGROUND: Spinal chordomas, a subtype of primary spinal column malignancies (PSCM), are rare tumors with poor prognosis, and we have limited understanding of the molecular drivers of neoplasia. METHODS: Study design was a retrospective review of prospect ...
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Journal articleClin Spine Surg · July 2019
STUDY DESIGN: This is a retrospective cohort. OBJECTIVE: Determine the relationship of body morphometry to postoperative survival in patients with vertebral metastases. SUMMARY OF BACKGROUND DATA: Most operations for vertebral metastases aim for palliation ...
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Journal articleSpine (Phila Pa 1976) · June 1, 2019
STUDY DESIGN: Case-control whole-genome sequencing analysis of a highly select, young cohort with symptomatic lumbar disk herniation (LDH) compared with the standard variation in a large reference population. OBJECTIVE: To assess genetic influences predisp ...
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Journal articleClin Spine Surg · June 2019
STUDY DESIGN: This was a retrospective study. OBJECTIVES: The main objectives of this study were to characterize the utilization of fresh frozen plasma (FFP) and platelets in spine surgery and the clinical outcomes following their administration. SUMMARY O ...
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Journal articleAnn Transl Med · May 2019
Primary and metastatic tumors of the spine represent a significant cause of patient morbidity, and present a management challenge to treating providers. From a neurosurgical standpoint, resection surgery may be warranted in cases of spinal instability, pro ...
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Journal articleWorld J Orthop · April 18, 2019
BACKGROUND: Over 400000 Americans annually undergo spinal fusion surgeries, yet up to 40% of these procedures result in pseudoarthrosis even with iliac crest autograft, the current "gold standard" treatment. Tissue engineering has the potential to solve th ...
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Journal articleWorld Neurosurg · April 2019
BACKGROUND: The use of postoperative cervical collars following cervical fusions is common practice. Its use has been purported to improve fusion rates and outcomes. There is a paucity in the strength of evidence to support its clinical benefit. Our object ...
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Journal articleGlobal Spine J · April 2019
STUDY DESIGN: Systematic review. OBJECTIVES: Sacral chordomas are rare, primary tumors of the spine, best treated with en bloc resection. The purpose of this study was to assess the literature for resected sacral chordoma and to quantify the prevalence of, ...
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Journal articleJ Neurosurg Spine · April 1, 2019
Effective en bloc resection of primary spinal tumors necessitates careful consideration of adjacent anatomical structures in order to achieve negative margins and reduce surgical morbidity. This can be particularly challenging in the cervical spine, where ...
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Journal articleNeurosurgery · March 1, 2019
BACKGROUND: Unplanned hospital readmissions contribute significantly to soaring national healthcare expenditures. To alleviate this burden, Centers for Medicare and Medicaid Services implemented initiatives to penalize hospitals for unplanned 30-d hospital ...
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Journal articleJ Neurosurg Spine · March 1, 2019
OBJECTIVEIn the United States, healthcare expenditures have been soaring at a concerning rate. There has been an excessive use of postoperative radiographs after spine surgery and this has been a target for hospitals to reduce unnecessary costs. However, t ...
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Journal articleJ Spine Surg · March 2019
BACKGROUND: For complex surgery, intraoperative ketamine administration is readily used to reduce post-operative pain. However, there have been a few studies suggesting that intraoperative ketamine may have deleterious effects and impact post-operative del ...
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Journal articleClin Spine Surg · February 2019
STUDY DESIGN: This is a meta-analysis. OBJECTIVE: Perform a systematic review and quantitative meta-analysis of neurological outcomes from all available spinal epidural abscess (SEA) literature published between 1980 and 2016. SUMMARY OF BACKGROUND DATA: C ...
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Journal articleJ Palliat Med · January 2019
Nearly 20% of cancer patients develop symptomatic spine metastases. Metastatic spine tumors are most commonly extradural tumors that grow quickly and often cause persistent pain, weakness, paresthesias, urinary/bowel dysfunction, and/or paralysis. Surgical ...
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Journal articleWorld Neurosurg · December 2018
BACKGROUND: Cervical spine (C-spine) injuries cause significant morbidity and mortality among elderly patients. Although the population of older-adults ≥65 years in the United States is expanding, estimates of the burden and outcome of C-spine injury are l ...
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Journal articleJ Clin Neurosci · December 2018
Chiari malformations are structural defects in the posterior fossa where the cerebellum displaces caudally into the foramen magnum and upper spinal canal. These malformations are classified by severity as Types 1-4, each presenting with different associate ...
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Journal articleSpine J · October 2018
BACKGROUND CONTEXT: Despite advances in spinal oncology, research in patient-based prognostic calculators for metastatic spine disease is lacking. Much of the literature in this area investigates the general predictive accuracy of scoring systems in hetero ...
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Journal articleAJNR Am J Neuroradiol · September 2018
BACKGROUND AND PURPOSE: Thin-section MR imaging through the posterior fossa is frequently used for trigeminal neuralgia. Typical heavily T2-weighted imaging methods yield high anatomic detail and contrast between CSF and neurovascular structures, but poor ...
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Journal articleClin Neurol Neurosurg · August 2018
OBJECTIVES: Receptor tyrosine kinases (RTK), such as c-Met and epidermal growth factor receptor (EGFR), are implicated in the malignant progression of glioblastoma. Studies show that RTK systems can co-modulate distinct and overlapping oncogenic downstream ...
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Journal articleGlobal Spine J · August 2018
STUDY DESIGN: Systematic review. OBJECTIVES: The objective of this systematic review was to answer 2 key questions: (1) What is the clinical presentation and probability of symptomatic improvement following treatment for patients with renal cell carcinoma ...
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Journal articleJ Neurosurg Spine · July 2018
OBJECTIVE In spine surgery, racial disparities have been shown to impact various aspects of surgical care. Previous studies have associated racial disparities with inferior surgical outcomes, including increased complication and 30-day readmission rates af ...
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Journal articleSpine (Phila Pa 1976) · July 1, 2018
STUDY DESIGN: A retrospective study. OBJECTIVE: The aim of this study was to describe the association between storage duration of packed red blood cells (PRBCs) and perioperative adverse events in patients undergoing spine surgery at a tertiary care center ...
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Journal articleJ Clin Neurosci · June 2018
Within the last two decades, there have been multiple reports of Epstein-Barr virus (EBV)-associated smooth muscle tumors in immunocompromised patients. This includes HIV-infected patients, post-transplant patients, and patients with congenital defects of ...
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Journal articleClin Neurol Neurosurg · June 2018
OBJECTIVES: It is well-documented that geriatric patients are at risk for serious injuries after fracture due to pre-existing medical conditions, physical changes of aging, and medication effects. Frailty has been demonstrated to be a predictor of morbidit ...
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Journal articleJ Urol · June 2018
PURPOSE: Prostate circulating tumor cells escape into peripheral blood and enter bone marrow as disseminated tumor cells, representing an early step before conventionally detectable metastasis. It is unclear how frequently this occurs in localized disease ...
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Journal articleJ Neurosurg Spine · June 2018
OBJECTIVE Resection of metastatic spine tumors can improve patients' quality of life by addressing pain or neurological compromise. However, resections are often complicated by wound dehiscence, infection, instrumentation failures, and the need for reopera ...
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Journal articleOncogene · May 2018
UDP-glucose 6-dehydrogenase (UGDH) produces UDP-α-D-glucuronic acid, the precursors for glycosaminoglycans (GAGs) and proteoglycans of the extracellular matrix. Elevated GAG formation has been implicated in a variety of human diseases, including glioblasto ...
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Journal articleClin Neurol Neurosurg · May 2018
OBJECTIVE: To compare in-hospital complication rates in pediatric patients with atlantoaxial and subaxial injuries undergoing either external fixation or surgical fusion. PATIENTS AND METHODS: Baseline and outcome data were obtained from the 2002-2011 Nati ...
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Journal articleMol Cell Proteomics · May 2018
Proteomics studies have revealed that SUMOylation is a widely used post-translational modification (PTM) in eukaryotes. However, how SUMO E1/2/3 complexes use different SUMO isoforms and recognize substrates remains largely unknown. Using a human proteome ...
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Journal articleJ Clin Neurosci · April 2018
Management of spine fractures among the elderly is complicated by preexisting comorbidities and increased risk of osseous nonunion. Whether operative treatment is superior for the management of thoracolumbar fractures in the aged is unknown. The purpose of ...
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Journal articleCNS Oncol · April 2018
Extranodal lymphoma of the spine is often a late manifestation of systemic disease, and may result in symptoms of pain, neurologic compromise or spinal instability. Symptomatic relief is generally achieved by radiotherapy alone, but is not sufficient in ad ...
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Journal articleJ Neurosurg Spine · March 2018
OBJECTIVE The aim of this study was to characterize the association between percentage change in hemoglobin (ΔHb)-i.e., the difference between preoperative Hb and in-hospital nadir Hb concentration-and perioperative adverse events among spine surgery patie ...
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Journal articleWorld Neurosurg · December 2017
OBJECTIVE: Frailty, decreased physiologic reserve and increased vulnerability to stressors beyond what is expected for normal aging, is associated with increased risk of morbidity and mortality. The objective of this study was to develop a preoperative fra ...
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Journal articleJ Clin Neurosci · November 2017
Extramammary Paget disease is an intraepithelial neoplasm affecting cells rich in apocrine glands-often located in the vulvar, scrotal, or perianal region. It typically affects older patients, between the ages of 50 and 80years old, and is most often limit ...
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Journal articleJ Clin Neurosci · November 2017
BACKGROUND: The spine is the most common site of skeletal metastases, affecting approximately 30% of individuals with cancer. The aim of surgical treatment for metastatic spine disease is generally palliative to address pain and/or neurologic compromise, s ...
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Journal articleNeurosurg Focus · October 2017
OBJECTIVE Spinal arthrodesis is routinely performed in the pediatric population. However, there is limited information on the short-term outcomes of pediatric patients who have undergone spine fusion. Thus, the authors conducted a retrospective review of t ...
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Journal articleGlobal Spine Journal · October 1, 2017
Study Design: Retrospective cohort study. Objective: The S2-alar-iliac (S2AI) technique has been described as an alternative method for pelvic fixation in place of iliac screws (ISs) in spinal deformity surgery. The objective of this study was to analyze t ...
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Journal articleSpine J · September 2017
BACKGROUND CONTEXT: Blood transfusions in spine surgery are shown to be associated with increased patient morbidity. The association between transfusion performed using a liberal hemoglobin (Hb) trigger-defined as an intraoperative Hb level of ≥10 g/dL, a ...
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Journal articleJ Clin Neurosci · September 2017
BACKGROUND: Spinal cord injury (SCI) causes debilitating neurological dysfunction and has been observed in warfighters injured in IED blasts. Clinical benefit of SCI treatment remains elusive and better large animal models are needed to assess treatment op ...
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Journal articleSpine J · September 2017
BACKGROUND CONTEXT: Metastases to the spine are a common source of severe pain in cancer patients. The secondary effects of spinal metastases include pain, bone fractures, hypercalcemia, and neurological deficits. As the disease progresses, pain severity c ...
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Journal articleNeurosurgery · September 1, 2017
Background: Neurosurgical emergencies are an important cause of disability and mortality. Objective: To examine the nationwide burden of neurological conditions requiring emergency neurosurgery. Methods: The Nationwide Inpatient Sample database (2002-2011) ...
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Journal articleJ Neurosurg · August 2017
OBJECTIVE Factors associated with emergency department admission and/or shunt revision for idiopathic intracranial hypertension (IIH) are unclear. In this study, the associations of several factors with emergency department admission and shunt revision for ...
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Journal articleClin Neurol Neurosurg · June 2017
BACKGROUND: Idiopathic normal pressure hydrocephalus (iNPH) is a devastating condition that affects the elderly population. Although ventriculoatrial (VA) shunts can be used to manage iNPH, concerns for associated cardiopulmonary and renal complications ha ...
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Journal articleWorld Neurosurg · May 2017
BACKGROUND: Surgical management of spinal metastasis is complex and can be associated with significant postoperative morbidity. Analyzing readmission rates may serve as a proxy for postoperative morbidity and functional decline, allowing patients and physi ...
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Journal articleJ Neurosurg · May 2017
OBJECTIVE Trigeminal neuralgia (TN) is characterized by intermittent, paroxysmal, and lancinating pain along the distribution of the trigeminal nerve. Microvascular decompression (MVD) directly addresses compression of the trigeminal nerve. The purpose of ...
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Journal articleJ Clin Neurosci · May 2017
Adult spinal deformity (ASD) may cause severe disability and difficulty with daily activities. The purpose of this study was to investigate the impact of preoperative functional status on 30-day major complication occurrence in ASD surgery. A review of the ...
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Journal articleJ Neurosurg Spine · April 2017
OBJECTIVE The aim of this study was to investigate the incidence of spinal tuberculosis (TB) in the US between 2002 and 2011. METHODS The Nationwide Inpatient Sample database from 2002 to 2011 was used to identify patients with a discharge diagnosis of TB ...
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Journal articleJ Clin Neurosci · April 2017
The relationship between smoking and the risk of postoperative complications among anterior cervical discectomy and fusion (ACDF) patients remains uncertain. We compared the postoperative complication rates following ACDF surgery among non-smokers, current ...
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Journal articleSpine (Phila Pa 1976) · April 1, 2017
STUDY DESIGN: A retrospective cohort study of a prospectively collected surgical database. OBJECTIVE: The aim of this study was to investigate the effect of smoking on 30-day morbidity and mortality in patients undergoing surgery for adult spinal deformity ...
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Journal articleCNS Oncol · April 2017
Stereotactic radiosurgery (SRS) has become an increasingly popular treatment modality for spinal tumors due to its noninvasive and targeted approach. Whether SRS has the promise of relieving pretreatment symptoms and providing local tumor control for patie ...
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Journal articleSpine Deform · March 2017
STUDY DESIGN: Cross-sectional study of a national surgical database. OBJECTIVE: To investigate the timing of complications after adult spinal deformity (ASD) surgery. SUMMARY OF BACKGROUND DATA: There is limited data on the range of days when complications ...
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Journal articleClin Neurol Neurosurg · February 2017
OBJECTIVE: To compare post-lumbar decompression and fusion complication rates and mortality for patients without preoperative hemodialysis (HD) use with and without renal dysfunction as estimated by glomerular filtration rate (GFR) and creatinine levels. P ...
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Journal articleSpine (Phila Pa 1976) · February 2017
STUDY DESIGN: Retrospective comparative study. OBJECTIVE: To compare clinical and radiographic outcomes between the S2-alar-iliac (S2AI) and the iliac screw (IS) techniques in the adult population and clarify the clinical strength of S2AI screws. SUMMARY O ...
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Journal articleNeurosurg Focus · January 2017
OBJECTIVE With the advent of new adjunctive therapy, the overall survival of patients harboring spinal column tumors has improved. However, there is limited knowledge regarding the optimal bone graft options following resection of spinal column tumors, due ...
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Journal articleJ Neurosurg Pediatr · December 2016
OBJECTIVE The aim of this study was to investigate the incidence of and factors associated with complications following idiopathic scoliosis surgery in adolescents. METHODS The Nationwide Inpatient Sample database was used to identify patients 10-18 years ...
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Journal articleEur Spine J · December 2016
PURPOSE: To report outcomes after total en bloc spondylectomy (TES) for primary aggressive/malignant tumors of the lumbar spine. METHODS: We performed a retrospective review of 23 neurosurgical patients operated between 2004 and 2014. Outcomes included per ...
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Journal articleSpinal Cord · December 2016
STUDY DESIGN: Experimental study. OBJECTIVES: The objective of this study was to establish a non-invasive model to produce pressure ulcers of varying severity in animals with spinal cord injury (SCI). SETTING: The study was conducted at the Johns Hopkins H ...
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Journal articleWorld Neurosurg · November 2016
OBJECTIVE: The aim of this study was to develop a perioperative metastatic spinal tumor frailty index (MSTFI) that could predict morbidity, mortality, and length of stay. METHODS: A large inpatient hospitalization database was searched from 2002 to 2011 to ...
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Journal articleSpine (Phila Pa 1976) · October 15, 2016
STUDY DESIGN: Literature review. OBJECTIVE: To describe advancements in molecular techniques, biomarkers, technology, and targeted therapeutics and the potential these modalities hold to predict treatment paradigms, clinical outcomes, and/or survival in pa ...
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Journal articleSpine (Phila Pa 1976) · October 15, 2016
STUDY TYPE: A review of the literature. OBJECTIVE: The aim of this study was to discuss the evolution of molecular signatures and the history and development of targeted therapeutics in metastatic tumor types affecting the spinal column. SUMMARY OF BACKGRO ...
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Journal articleJ Clin Neurosci · October 2016
Lipomyelomeningocele (LMM) as a cause of tethered cord syndrome (TCS) commonly presents in childhood in the lumbosacral spine. Patients frequently present with cutaneous manifestations, progressive neurological deterioration, bladder dysfunction, and intra ...
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Journal articleSpine J · September 2016
BACKGROUND: Predicting survival after surgery for patients with metastatic spine disease can be challenging, with multiple variables that can influence a patient's overall survival. Predictive models have been developed to assist clinicians in providing a ...
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Journal articleWorld Neurosurg · September 2016
BACKGROUND: In sacropelvic fixation, the iliac screw technique offers biomechanically strong constructs, but its disadvantages include screw prominence, wound dehiscence, and postoperative pain secondary to the high profile nature. To overcome this drawbac ...
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Journal articleNeurosurg Focus · September 2016
OBJECTIVE A growing body of evidence suggests that longer durations of preoperative symptoms may correlate with worse postoperative outcomes following cerebrospinal fluid (CSF) diversion for treatment of idiopathic normal pressure hydrocephalus (iNPH). The ...
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Journal articleJ Clin Neurosci · August 2016
Traditional treatment for lumbar stenosis with instability is laminectomy and posterolateral arthrodesis, with or without interbody fusion. However, laminectomies remove the posterior elements and decrease the available surface area for fusion. Therefore, ...
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Journal articleGlobal Spine Journal · August 1, 2016
Study Design Review of the literature. Objective Surgery and cement augmentation procedures are effective palliative treatment of symptomatic spinal metastases. Our objective is to systematically review the literature to describe the survival, prognostic f ...
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Journal articleNeurosurg Focus · August 2016
OBJECTIVE The goal of this study was to investigate the local recurrence rate and long-term survival after resection of spinal sarcomas. METHODS A retrospective review of patients who underwent resection of primary or metastatic spinal sarcomas between 199 ...
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Journal articleNeurosurg Focus · August 2016
OBJECTIVE Renal cell carcinoma (RCC) frequently metastasizes to the spine, causing pain or neurological dysfunction, and is often resistant to standard therapies. Spinal surgery is frequently required, but may result in high morbidity rates. The authors so ...
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Journal articleNeurosurg Focus · August 2016
Surgical interventions for spinal metastasis are commonly performed for mechanical stabilization, pain relief, preservation of neurological function, and local tumor reduction. Although multiple surgical approaches can be used for the treatment of metastat ...
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Journal articleNeurosurgery · August 2016
INTRODUCTION: Patients with trigeminal neuralgia often undergo glycerol or radiofrequency-thermocoagulation glycerol rhizotomy of the trigeminal nerve for treatment of symptoms. To date, radiological changes in patients with trigeminal neuralgia postrhizot ...
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Journal articleNeurosurgery · August 2016
INTRODUCTION: MRI is performed in the assessment of patients with trigeminal neuralgia (TGN). However, there is poor contrast between vessels and nerves, because both are low in intensity on heavily T2-weighted images. METHODS: A retrospective review was p ...
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Journal articleNeurosurgery · August 2016
INTRODUCTION: Trigeminal neuralgia (TN) is a pain disorder characterized by paroxysmal lancinating pain along the distribution of the trigeminal nerve. Mounting clinical evidence supports the neurovascular compression (NVC) theory, suggesting vascular comp ...
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Journal articleWorld Neurosurg · July 2016
BACKGROUND: Hepatocellular carcinoma (HCC) frequently metastasizes to the spine. The impact of medical and/or surgical intervention on overall survival has been examined in a limited number of clinical studies, and herein we systematically review these dat ...
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Journal articleGlobal Spine Journal · July 1, 2016
Study Design Literature review. Objective Functional secretory tumors metastatic to the spine can secrete hormones, growth factors, peptides, and/or molecules into the systemic circulation that cause distinct syndromes, clinically symptomatic effects, and/ ...
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Journal articleJ Clin Neurosci · July 2016
Placement of a ventriculoperitoneal (VP) shunt is the treatment of choice for communicating hydrocephalus; however, the extent to which VP shunting is able to relieve symptoms in patients who had previously been treated with cerebrospinal fluid diverting t ...
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Journal articleWorld Neurosurg · June 2016
OBJECTIVE: Few studies have focused on predictive factors of ventriculoperitoneal (VP) shunt revision in patients with idiopathic normal pressure hydrocephalus (iNPH). This study aims to determine whether comorbidities and baseline symptoms are associated ...
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Journal articleJ Neurosurg Spine · May 2016
OBJECT Surgical procedures and/or adjuvant therapies are effective modalities for the treatment of symptomatic spinal metastases. However, clinical results specific to the skin cancer spinal metastasis cohort are generally lacking. The purpose of this stud ...
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Journal articleWorld Neurosurg · May 2016
Glioblastoma multiforme (GBM) is the most common malignant central nervous system tumor; however, extraneural metastasis is uncommon. Of those that metastasize extraneurally, metastases to the vertebral bodies represent a significant proportion. We present ...
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Journal articleJ Clin Neurosci · May 2016
Metastases to the spine from non-hepatocellular carcinomas, such as cholangiocarcinoma and angiosarcoma, occur rarely. With improvements in oncologic care, the number of patients diagnosed with metastatic cancer is expected to increase. We performed a syst ...
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Journal articleSpine J · May 2016
Arana E, Kovacs FM, Royuela A, Asenjo B, Pérez-Ramírez Ú, Zamora J, the Spanish Back Pain Research Network Task Force for the Improvement of Inter-Disciplinary Management of Spinal Metastasis. Spine Instability Neoplastic Score: agreement across different ...
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Journal articleNeuro Oncol · April 2016
BACKGROUND: Glioblastoma (GBM) is the most frequent and aggressive primary brain tumor in adults. Recent research on cancer stroma indicates that the brain microenvironment plays a substantial role in tumor malignancy and treatment responses to current ant ...
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Journal articleTransl Oncol · April 2016
Protein microarray technology has been successfully used for identifying substrates of purified activated kinases. We used protein microarrays to globally interrogate the effects of PTEN and Akt activity on the phospho-kinome of in vitro and in vivo glioma ...
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Journal articleJ Neurosurg Spine · April 2016
OBJECT: A chordoma is an indolent primary spinal tumor that has devastating effects on the patient's life. These lesions are chemoresistant, resistant to conventional radiotherapy, and moderately sensitive to proton therapy; however, en bloc resection rema ...
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Journal articleJ Clin Neurosci · April 2016
Pneumocephalus is a collection of air within in the intracranial cavity, most commonly seen following traumatic injury or cranial surgeries. Esophageal injury and cerebrospinal fluid (CSF) leak are rare complications that may occur following anterior cervi ...
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Journal articleJ Clin Neurosci · April 2016
Classical Hodgkin lymphoma (CHL) commonly arises in lymph nodes and initial presentation with extranodal disease is rare. We report a patient who presented with progressively worsening back pain, lower extremity weakness and numbness concerning for a myelo ...
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Journal articleClin Neurol Neurosurg · April 2016
INTRODUCTION: Idiopathic normal pressure hydrocephalus (iNPH) is a neurological disorder that classically presents with a triad of progressive gait impairment, urinary incontinence, and cognitive deterioration. Treatment predominantly involves ventriculope ...
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Journal articleClin Neurol Neurosurg · March 2016
Brainstem gliomas comprise 10-20% of all pediatric central nervous system (CNS) tumors and diffuse intrinsic pontine gliomas (DIPGs) account for the majority of these lesions. DIPG is a rapidly progressive disease with almost universally fatal outcomes and ...
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Journal articleJ Clin Neurosci · March 2016
Spinal metastasis from colorectal cancer occurs rarely. However, with increasing incidence of colorectal cancer in the setting of improved therapies, physicians are more likely to encounter such patients. We performed a retrospective review of patients who ...
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Journal articleWorld Neurosurg · February 2016
BACKGROUND: Absent congenital pedicle syndrome is a posterior arch defect characterized by numerous congenital and mechanical abnormalities that result from disconnection of the anterior and posterior columns of the spinal canal. Absent congenital pedicle ...
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Journal articleJ Clin Neurosci · February 2016
Pseudarthrosis occurs after approximately 2-20% of anterior cervical discectomy and fusion (ACDF) procedures; it is unclear if posterior or anterior revision should be pursued. In this study, we retrospectively evaluate the outcomes in 22 patients with pse ...
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Journal articleJ Clin Neurosci · February 2016
Epithelial-myoepithelial carcinoma (EMC) is a very rare salivary gland malignancy accounting for less than 1% of salivary gland tumors, and classically arises from the parotid gland in females. Spinal cord compression caused by EMC metastasized from the pa ...
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Journal articleNeurosurg Rev · January 2016
Expandable vertebral body replacement cages (VBRs) have been widely used for reconstruction of the thoracolumbar spine following corpectomy. However, their use in the cervical spine is less common, and currently, no expandable cages on the market are clear ...
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Journal articleTurk Neurosurg · 2016
AIM: To describe the demographics, clinical and radiologic presentation, surgical considerations, and clinical outcomes associated with spinal osteoblastoma. MATERIAL AND METHODS: A spinal tumor database of 522 patients treated surgically at a single insti ...
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Journal articleJ Neurosurg Spine · January 2016
OBJECTIVE: Spinal metastases from gynecological cancers are rare, with few cases reported in the literature. In this study, the authors examine a series of patients with spinal metastases from gynecological cancer and review the literature. METHODS: The ca ...
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Journal articleOper Neurosurg · December 1, 2015
BACKGROUND: Endoscopic third ventriculostomy (ETV) is commonly used to treat obstructive hydrocephalus. Closure of the stoma can be associated with symptom recurrence and need for further surgical intervention. OBJECTIVE: To describe the use of a side-cutt ...
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Journal articleJ Neurosurg · December 2015
OBJECT: Calcium phosphate cement provides a biomaterial that can be used for calvarial reconstruction in a retrosigmoid craniectomy for microvascular decompression (MVD). This study evaluates the outcomes of postoperative CSF leak and wound infection for p ...
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Journal articleWorld Neurosurg · December 2015
BACKGROUND: Shunted patients with idiopathic intracranial hypertension (IIH) often present to the emergency department (ED) for symptoms related to their disease. Although brain imaging with computed tomography (CT) is often performed, particularly in the ...
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Journal articleJ Clin Neurosci · November 2015
We present a man, with a complex medical and surgical history, who had a large pelvic non-appendiceal cystadenoma, presenting as a cystic sacral mass causing obstructive urinary symptoms and renal failure. Mucocele should be included in the differential di ...
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Journal articleSpine Deform · November 2015
OBJECTIVE: An up-to-date review of recent literatures and a comprehensive reference for informed consent specific to ASD complications is lacking. The goal of the present study was to determine current complication rates after ASD surgery, in order to prov ...
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Journal articleClin Neurol Neurosurg · November 2015
OBJECTIVES: Shunt series and shunt patency studies can be performed in the emergency department (ED) to evaluate for shunt malfunction in patients with idiopathic intracranial hypertension (IIH). Here, we examine the utility of these studies in this specif ...
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Journal articleEur Spine J · October 2015
PURPOSE: Renal cell carcinoma (RCC) is an aggressive disease that metastasizes to the spine often requiring surgery. However, selecting the appropriate surgical intervention can be challenging. The Tokuhashi scoring system can be used to predict survival a ...
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Journal articleJ Clin Neurosci · September 2015
We present a 25-year-old woman with Erdheim-Chester disease (ECD) presenting with progressive myelopathy from multiple compressive spinal epidural lesions who required cervicothoracic decompression and fusion, and summarize the literature on epidural spina ...
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Journal articleJ Virol · September 2015
UNLABELLED: The Kaposi's sarcoma-associated herpesvirus (KSHV) LANA protein is essential for the replication and maintenance of virus genomes in latently KSHV-infected cells. LANA also drives dysregulated cell growth through a multiplicity of mechanisms th ...
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Journal articleJ Clin Neurosci · September 2015
Here we describe a patient with bilateral pulmonary emboli (PE) associated with thrombin-based hemostatic matrix (TBHM) use in the setting of a possible venous injury during transforaminal lumbar interbody fusion in the treatment of degenerative spondyloli ...
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Journal articleJ Clin Neurosci · September 2015
A 25-year-old man with Crouzon syndrome complicated by pseudotumor cerebri and multiple shunt failures presented with progressive back and neck pain, intermittent headaches, and associated vomiting secondary to shunt infection. Due to his previous history ...
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Journal articleJ Clin Neurosci · August 2015
We evaluated if patients with idiopathic normal pressure hydrocephalus (iNPH) showed functional improvement after primary endoscopic third ventriculostomy (ETV). The efficacy of ETV for iNPH remains controversial. We retrospectively reviewed 10 consecutive ...
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Journal articleWorld Neurosurg · August 2015
OBJECTIVE: To report five patients who underwent lumbopleural (LPl) shunting for the treatment of idiopathic intracranial hypertension (IIH) and to describe the considerations, complications, and outcomes related to this rarely described procedure. METHODS ...
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Journal articleGlobal Spine Journal · August 1, 2015
Study Design Case report. Objective Merkel cell carcinoma is an aggressive neuroendocrine carcinoma with a poor prognosis. Metastatic epidural spinal cord compression (MESCC) is a debilitating disease causing neurologic deficits. The surgical management fo ...
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Journal articleSpine J · June 1, 2015
BACKGROUND CONTEXT: A persistent challenge in spine surgery is improving screw fixation in patients with poor bone quality. Augmenting pedicle screw fixation with cement appears to be a promising approach. PURPOSE: The purpose of this study was to survey t ...
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Journal articleClin Neurol Neurosurg · May 2015
OBJECT: To evaluate the effectiveness of stereotactic navigation in enhancing the accuracy of ventricular shunt placement in patients with hydrocephalus. METHODS: A retrospective cohort study at a single institution by a single surgeon was performed. Conse ...
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Journal articleAnn Biomed Eng · May 2015
Spinal fusion is one of the most commonly performed procedures for the treatment of spinal instability caused by a multitude of pathologies. However, despite significant advances in spinal instrumentation, failed fusion, or pseudoarthrosis, remains a signi ...
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Journal articleGlobal Spine Journal · May 2015
IntroductionMultiple myeloma is the most common primary tumor of the spine. Spinal multiple myeloma is classically a radiosensitive lesion; however, clinical or radiograph ...
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Journal articleSpine (Phila Pa 1976) · April 15, 2015
STUDY DESIGN: A 3-dimensional-2-dimensional (3D-2D) image registration algorithm, "LevelCheck," was used to automatically label vertebrae in intraoperative mobile radiographs obtained during spine surgery. Accuracy, computation time, and potential failure ...
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Journal articleJ Clin Neurosci · April 2015
Over the past 10 years, transverse sinus stenting has grown in popularity as a treatment for idiopathic intracranial hypertension. Although promising results have been demonstrated in several reported series, the vast majority of patients in these series h ...
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Journal articleGlobal Spine Journal · March 26, 2015
Study Design Retrospective review. Objective To describe the surgical outcomes in patients with high preoperative Spinal Instability Neoplastic Score (SINS) secondary to spinal giant cell tumors (GCT) and evaluate the impact of en bloc versus intralesional ...
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Journal articleJ Neurosurg Spine · March 2015
OBJECT: Multiple myeloma is the most common primary tumor of the spine and is the most common primary malignant tumor of bone. Although spinal myeloma is classically a radiosensitive lesion, clinical or radiographic signs of instability merit surgical inte ...
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Journal articleGlobal Spine Journal · January 7, 2015
Study Design Retrospective study. Objective Our objective was to identify preoperative prognostic factors associated with survival in patients with spinal metastasis from lung carcinoma. Methods A retrospective analysis of 26 patients diagnosed with lung c ...
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Journal articleSpine J · January 1, 2015
BACKGROUND CONTEXT: Spinal sarcomas are aggressive tumors that originate from the cells of mesechymal origin, specifically fat, cartilage, bone, and muscle. They are high-grade lesions, and treatment of spinal sarcomas can involve chemotherapy, radiation t ...
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Journal articleCase Rep Oncol Med · 2015
Extrapulmonary small cell carcinomas (EPSCC) are rare malignancies with poor patient prognoses. We present the case of a 63-year-old male who underwent surgical resection of a poorly differentiated small cell carcinoma, likely from a small intestinal prima ...
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Journal articleClin Neurol Neurosurg · December 2014
BACKGROUND: Idiopathic intracranial hypertension (IIH) when no underlying etiology is found, is a clinical syndrome characterized by elevated intracranial pressure (ICP) (>25 cm H2O), which may lead to headaches and visual symptoms. In patients with IIH wh ...
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Journal articleJ Neurosurg Pediatr · November 2014
OBJECT: Polyethylene glycol (PEG) sealant in conjunction with standard closure techniques is effective in preventing CSF leaks after cranial procedures in adult patients, but the safety of PEG sealant in the pediatric population has not been shown. METHODS ...
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Journal articleJ Neurosurg Pediatr · March 2014
OBJECT: Cerebrospinal fluid leakage following durotomy in spinal surgery can lead to significant patient morbidity and mortality, including meningitis and even death. Usage of a polyethylene glycol (PEG) sealant in combination with standard closure techniq ...
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Journal articleJ Neurooncol · January 2014
Anti-angiogenic agents, such as bevacizumab (BEV), can induce normalization of the blood brain barrier, which may influence the penetration and activity of a co-administered cytotoxic drug. However, it is unknown whether this effect is associated with a be ...
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Journal articleClin Neurol Neurosurg · December 2013
OBJECTIVES: Trigeminal neuralgia is a sensory nerve disorder characterized by lancinating pain and treated most commonly with carbamazepine, rhizotomy treatment, or open surgical management with microvascular decompression. We describe a novel technique to ...
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Journal articlePLoS One · 2013
Protein phosphorylation is a dynamic and reversible event that greatly influences cellular function. Identifying the key regulatory elements that determine cellular phenotypes during development and oncogenesis requires the ability to dynamically monitor p ...
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Journal articleOncogene · December 13, 2012
Glioblastoma multiforme (GBM) is the most frequent and aggressive primary brain tumors in adults. Uncontrolled proliferation and abnormal cell migration are two prominent spatially and temporally disassociated characteristics of GBMs. In this study, we inv ...
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Journal articleNeurosurgery Quarterly · May 1, 2012
Pediatric spinal trauma is relatively rare with roughly 5% of injuries occurring in this group. Cervical spinal trauma is most common in the pediatric population, followed by thoracic and lumbar injuries. The biomechanics of the evolving pediatric anatomy ...
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Journal articleCancer Research · April 15, 2012
AbstractGlioblastoma multiforme (GBM) are the most frequent and aggressive primary brain tumors in adults. Uncontrolled proliferation and abnormal cell migration are two prominent spatially and temporally di ...
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Journal articleAnticancer Drugs · October 2011
Mutations/deletions of the tumor-suppressor phosphatase and tensin homolog PTEN result in PI3K/Akt pathway hyperactivation and potentially alter oncogenic responses to targeted receptor tyrosine kinase inhibitors. We previously showed that hepatocyte growt ...
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Journal articleOncogene · August 4, 2011
It is necessary to understand mechanisms by which differentiating agents influence tumor-initiating cancer stem cells. Toward this end, we investigated the cellular and molecular responses of glioblastoma stem-like cells (GBM-SCs) to all-trans retinoic aci ...
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Journal articleJ Neurosurg Spine · January 2011
Sacral neoplasm resection is managed via partial or total sacrectomy that is performed via the Kraske approach. The combination of the patients positioning and the relatively long operative time required for this procedure increase the risk of pressure ulc ...
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Journal articleNat Rev Neurol · June 2010
Classification of glioblastomas into various molecular entities is required for the successful application of targeted therapeutics and personalized cancer therapy. Analyses of gene expression, genomic mutations and DNA copy number identified four molecula ...
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Journal articleCancer Res · April 1, 2010
Certain tumor cell responses to the growth factor-inducible early response gene product CCN1/Cyr61 overlap with those induced by the hepatocyte growth factor (HGF)/c-Met signaling pathway. In this study, we investigate if Cyr61 is a downstream effector of ...
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Journal articleInf Serv Use · January 1, 2010
OBJECTIVE: A unique collaborative project to identify interactive enhancements to conventional-print journal articles, and to evaluate their contribution to readers' learning and satisfaction. HYPOTHESIS: It was hypothesized that (a) the enhanced article w ...
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Journal articleAnticancer Drugs · October 2009
Medulloblastoma, a common malignant pediatric brain tumor, is highly resistant to death receptor-mediated apoptosis despite death receptor expression by tumor cells. Developing new strategies to overcome this resistance to death receptor activation could p ...
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Journal articleAnn Surg · August 2009
INTRODUCTION: Pancreatic leak (PL) remains a major cause of postoperative morbidity in patients undergoing pancreatic resection. We sought to evaluate the incidence of and identify risk factors for the development of PL in patients undergoing distal pancre ...
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Journal articleMol Cancer Ther · July 2009
Receptor tyrosine kinase (RTK) systems, such as hepatocyte growth factor (HGF) and its receptor c-Met, and epidermal growth factor receptor (EGFR), are responsible for the malignant progression of multiple solid tumors. Recent research shows that these RTK ...
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Journal articleChilds Nerv Syst · April 2009
INTRODUCTION: Hypothalamic hamartomas are rare congenital malformations located in the region of the tuber cinereum and third ventricle. Patients may be asymptomatic, but the usual presentation is gelastic seizures, precocious puberty, and/or developmental ...
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Journal articleBMC Cancer · November 7, 2008
BACKGROUND: Hepatocyte growth factor (HGF) and its receptor c-MET are commonly expressed in malignant gliomas and embryonic neuroectodermal tumors including medulloblastoma and appear to play an important role in the growth and dissemination of these malig ...
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Journal articleNeurosurgery · March 2007
OBJECTIVE: Long-term anticoagulation is often considered a contraindication to shunt surgery for elderly patients with normal pressure hydrocephalus (NPH). However, no studies have investigated this question. METHODS: We evaluated 25 patients who were taki ...
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