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Background: There have been very few reports regarding symptomatic snapping of the iliopsoas tendon, and none of those reports have dealt exclusively with an adolescent population. We report our experience with the surgical treatment of this entity in a group of patients who had an average age of fifteen years.

Methods: Nine adolescent patients (eleven hips) underwent fractional lengthening of the iliopsoas tendon at the musculotendinous junction because of persistent painful snapping of the hip. A modified iliofemoral approach to the iliopsoas tendon was used. The diagnosis in all cases was made on the basis of the history and a physical examination. Plain radiographs were made for all patients to rule out an osseous intra-articular loose body. Follow-up consisted of personal interviews and physical examinations performed at least two years postoperatively.

Results: Preoperatively, all patients had audible …