Publications by authors named "Jack G Skendzel"

Case: A 36-year-old 7'0' male professional basketball player presented with hip pain and radiographic imaging consistent with femoroacetabular impingement syndrome and a labral tear. Hip arthroscopy was performed with the patient positioned supine on a postless distraction table to negate the risk of pudendal nerve and perineal skin complications. Hip distraction was achieved with only 40 lbs (18.

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Background: Excellent short-term results have been reported after hip arthroscopic surgery to address femoroacetabular impingement (FAI). Purpose/

Hypothesis: The purpose of this study was to determine if patients with narrow joint spaces had inferior outcomes at a postoperative minimum of 5 years and if they had a higher conversion rate to total hip arthroplasty (THA). The hypothesis was that patients with ≤2-mm joint spaces would report inferior outcomes and that patients with >2-mm joint spaces would have improved survivorship (no conversion to THA).

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Our understanding of labral tears in young patients has evolved significantly in recent years. Successful outcome depends on addressing all bony impingement to improve the intra-articular environment, and prevent further damage to the labrum and articular cartilage. Improved clinical outcomes are associated with labral repair; in cases of a deficient labrum, arthroscopic reconstruction techniques have been developed, with promising clinical outcomes.

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The mechanical causes of hip pain in a young athlete often reflect a complex combination of static and dynamic factors. A comprehensive diagnostic approach is paramount to the development of a rational treatment strategy that will address all underlying pathologic factors. The goals of this paper are to highlight the pertinent biomechanical factors of the hip joint in femoroacetabular impingement and to discuss the clinical history, physical examination, and radiographic findings that are essential to formulating a proper diagnosis and an effective treatment plan.

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Injury to the superior glenoid labrum is increasingly recognized as a significant source of shoulder pain and dysfunction in the throwing athlete. Several theories have been proposed to explain the pathogenesis of superior labral anterior posterior (SLAP) tears. The clinical examination of the superior labrum-biceps tendon complex remains challenging because of a high association of other shoulder injuries in overhead athletes.

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Knee injuries involving multiple ligaments, which are often associated with tibiofemoral joint dislocations, are complex injuries that are challenging to evaluate and treat. The clinician must have a thorough understanding of knee anatomy and be capable of a detailed physical examination to determine the extent and pattern of injury. Accurate interpretation of imaging studies is crucial but cannot replace the physical examination.

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Humeral head bone defects (Hill-Sachs lesions) are caused by anterior shoulder dislocation with impaction of the posterosuperior humeral head onto the anterior glenoid rim. Frequently, these bony lesions are associated with glenohumeral instability, and large lesions may contribute to recurrent instability after failure of a soft tissue repair. To improve outcomes and minimize the risk of persistent instability, a thorough understanding of the biomechanics of humeral bone loss is required.

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Objective: The purpose of this study was to investigate the ability of ultrasound to accurately identify long head of biceps brachii (LHB) tendon abnormalities.

Materials And Methods: The surgical findings for 66 consecutive patients who underwent arthroscopic shoulder surgery were retrospectively compared with the findings of preoperative ultrasound examination. Patients were excluded if more than 200 days elapsed between ultrasound and surgery.

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Failure to address glenoid deficiency/osteochondral defects can lead to persistent shoulder instability despite a surgical stabilization procedure. In patients with significant glenoid bone loss, osteoarticular allograft transplantation has the potential benefit of restoring normal glenohumeral anatomy. It may also reduce the risk of recurrent instability and permit near-normal postoperative range of motion while avoiding the complications of nonanatomic reconstruction techniques.

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The use of modular components in total hip arthroplasty has increased in popularity. The advantages of modularity in hip arthroplasty include improved visualization during acetabular revision and restoration of proper hip biomechanics. Disadvantages include disassociation of components, failure at modular junctions, corrosion, and the generation of metal ions and debris.

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Study Design: Prospective, single-group, repeated-measures design.

Objectives: To evaluate electromyographic (EMG) signal amplitude in the supraspinatus, infraspinatus, and deltoid muscles during pendulum exercises and light activities in a group of healthy subjects.

Background: There are numerous rehabilitation protocols used after rotator cuff repair.

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