Justin W. Arner Archives

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Treatment of combined bone defects of the humeral head and glenoid: Combined arthroscopic and open technique

OVERVIEW Chapter synopsis Traumatic anterior dislocation of the glenohumeral joint is frequently associated with osseous injury, including glenoid bone loss and impaction fractures of the posterosuperior humeral head (Hill-Sachs lesion). Recognition of osseous defects is critical to preserve the balance…

Treatment of recurrent anterior shoulder instability associated with glenoid bone loss: Distal tibial allograft

OVERVIEW Chapter synopsis Glenoid bone loss is frequently present in patients with recurrent anterior shoulder instability. Key factors indicative of significant glenoid bone loss of more than 20% are instability at midranges of abduction (20–60 degrees) and progressive ease of…

Arthroscopic repair of posterior shoulder instability

OVERVIEW Chapter synopsis Although increasingly recognized, posterior shoulder instability is relatively uncommon when compared with anterior shoulder instability. A thorough history and physical examination are imperative, with most patients having no specific traumatic event but rather repetitive microtrauma being the…