Teenager with leg pain Pediatric Imaging Musculoskeletal February 20, 2022March 30, 2022 AP (left) and lateral (right) radiographs of the tibia and fibula show in the tibia a metaphyseal lesion that is lytic in appearance with a fibrous matrix and a wide zone of transition with cortical destruction and faint periosteal reaction. The diagnosis was fibrosarcoma. Related Published February 20, 2022March 30, 2022