Fig. (3) Sketches of medial (a) lateral and (b) blood supply to the distal humerus. SUC, superior ulnar collateral artery; IUC, inferior ulnar collateral artery; PUR, posterior ulnar recurrent artery; IR, interosseous recurrent artery; MC, middle collateral artery; RC, radial collateral artery; RR, radial recurrent artery. From Yamaguchi et al. [7].