Sinding-Larsen-Johansson disease CHORUS

Description: contusion and subsequent tendonitis in the proximal attachment of the patellar tendon can be followed by calcification, ossification, or frank inferior pole avulsion fractures that produce one or more distinct ossicles. per Stedman's dictionary: "apophysitis of the distal pole of the patella" symptoms: tenderness and soft tissue swelling over the lower pole of the patella aggregated by activity xray findings: osseous fragmentation of patella