Teenager with shoulder pain Pediatric Imaging Musculoskeletal February 28, 2022March 30, 2022 AP radiograph of the right shoulder shows a lesion in the greater tuberosity of the humerus that is lytic in appearance with some internal calcification with a thin sclerotic rim and a narrow zone of transition and no periosteal reaction. The diagnosis was chondroblastoma. Related Published February 28, 2022March 30, 2022