S52.26 - Segmental fracture of shaft of ulna S52.2 - Fracture of shaft of ulna S52.26 - Segmental fracture of shaft of ulna S52.261 - Displaced segmental fracture of shaft of ulna, right arm S52.262 - Displaced segmental fracture of shaft of ulna, left arm S52.263 - Displaced segmental fracture of shaft of ulna, unspecified arm S52.264 - Nondisplaced segmental fracture of shaft of ulna, right arm S52.265 - Nondisplaced segmental fracture of shaft of ulna, left arm S52.266 - Nondisplaced segmental fracture of shaft of ulna, unspecified arm