Fig. 2From: Long-term radiographic outcomes and functional evaluation of ulnar shortening osteotomy in patients with ulnar impaction syndrome and reverse oblique sigmoid notch: a retrospective case series studyA 27-year-old male patient. a. Radiograph of the left wrist before USO showing the reverse oblique sigmoid notch; b. Radiograph at the 36-month follow-up after surgery. The bony inclination of the sigmoid notch had become more parallelBack to article page