Teenager hit in the right thigh 1 month ago with a shot put Pediatric Imaging Musculoskeletal November 23, 2021October 28, 2021 AP (left) and lateral (right) radiographs of the femur show an amorphous area of calcification anterior and lateral to the femur. The diagnosis was myositis ossificans. Related Published November 23, 2021October 28, 2021