Ulnar nerve injury associated with displaced distal radius fracture: Two case reports

Figure 5 Case 2: Intraoperative photograph shows swelling and compression by the surrounding tissue fibrosis of the ulnar nerve at the level of Guyon’s canal (zone 1). Swelling ulnar nerve (orange arrow), normal ulnar nerve (blue arrow), ulnar artery (white arrow), first surgical incision (10 wk ago) had healed (black arrow).