Pitfalls in the diagnosis of infection around the shoulder joint--report of three cases.

Infection around the shoulder joint is rare. Clinical suspicion and diagnostic imaging are required for accurate diagnosis. We present three cases that emphasise particular diagnostic challenges when dealing with infection around the shoulder joint.

Bilateral glenohumeral septic arthritis secondary to retroperitoneal abscess.

Glenohumeral septic arthritis is rare and usually a result of Staphylococcus aureus infection. Gram-negative septic arthritis is on the increase and is usually associated with intraabdominal pathology. We present a case of bilateral E.