S42.23 - 3-part fracture of surgical neck of humerus S42.2 - Fracture of upper end of humerus S42.23 - 3-part fracture of surgical neck of humerus S42.231 - 3-part fracture of surgical neck of right humerus S42.232 - 3-part fracture of surgical neck of left humerus S42.239 - 3-part fracture of surgical neck of unspecified humerus