Hip pain in a young adult – 3

Case presentation

A 38-year-old man presents with left groin pain of two months’ duration. The pain is exacerbated by weight bearing activities and he is now experiencing occasional night pain. His general health is good, although he admits to drinking six schooners of beer after work each day. He is a keen recreational deep sea diver.

On examination, the patient walks with a mild antalgic gait and he has a positive Trendelenburg sign. Examination of his left hip reveals irritability, particularly in rotation. The remainder of his examination is unremarkable.