Michael Alaia

All articles by Michael Alaia

Septic Arthritis About the Shoulder: Glenohumeral, Acromioclavicular, and Sternoclavicular Joints

The Problem Septic arthritis of the native shoulder is an uncommon orthopaedic infection, yet prompt diagnosis and treatment is essential for prevention of potential long-term morbidity. The glenohumeral (GH), acromioclavicular (AC), and sternoclavicular (SC) joints are all subject to septic arthritis and each must be treated quickly to preserve the function of the shoulder girdle…

Osteonecrosis of the Humeral Head

The Problem Humeral head osteonecrosis is a rare but significant source of shoulder pain, which, in many cases, responds poorly to non-operative management. The humeral head receives its blood supply from intricate anastomoses originally branching off the axillary artery, which likely explains the relatively low rate of osteonecrosis compared to other articulations, such as the…

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