Pediatric Subtalar Joint Synovial Chondromatosis Report of a Case and an Up-to-date Review.

Synovial chondromatosis is a rare, usually benign disorder affecting the population predominantly in the third and fourth decades of life and mainly involving the large weightbearing joints of the lower limb-the knees and the hip. In this report, we highlight an unusual pediatric clinical presentation of synovial osteochondromatosis involving the subtalar joint and discuss its surgical management; we also provide a comprehensive up-to-date literature review of the disorder. This patient was successfully treated with en masse surgical excision.