School ager with elbow pain Pediatric Imaging Musculoskeletal February 13, 2022December 9, 2021 AP (left) and lateral (right) radiographs of the elbow show a cresenteric lucency anteriorly along the capitellum along with a joint effusion causing elevation of the anterior and posterior fat pads. The diagnosis was Panner disease. Related Published February 13, 2022December 9, 2021