Distal radio-ulnar joint and triangular fibrocartilage complex (TFCC) injury
Fall in a cycling accident 3 weeks earlier. Piano key sign of the distal ulna.
Loading Stack -
0 images remaining
Bone bruise and dorsal displacement of the ulnar head of about 10 mm. Effusion in the distal RU joint. Focal bleeding into the ulnar insertion of the discus with avulsion of the ulnar styloid process.
Marked dorsal displacement of the ulnar head, volar capsular haematoma and effusion of the RU joint indicates rupture of the volar radioulnar ligament.