School ager who fell off their bike Pediatric Imaging Musculoskeletal February 22, 2025December 15, 2024 AP radiograph of the forearm shows a fracture of the proximal ulna, disruption of radioulnar joint, and radial head dislocation as the radial shaft line does not align / intersect with the capitellum. The diagnosis was Monteggia fracture dislocation. Related Published February 22, 2025December 15, 2024