This 36-year-old female patient was boxing, and hit her partner's elbow causing her left wrist to roll under. Now there is dorsal ulnar pain and limited range of motion.
(QUIZ ANSWER) IS A FINDING IN THIS CASE:
Triangular fibrocartilage complex (TFCC) tear.
Using the diagnostic web viewer, we have provided images that assist in telling our clinical story. Areas of significance are indicated below.
The ulnotriquetral and distal as well as ulnar capsular attachments of the TFC are torn with extravasation of contrast through the capsule into the adjacent soft tissues.
The extensor carpi ulnaris sub-sheath remains intact.
The scapholunate ligament is intact.
1. TFCC tear involving the peripheral ulnotriquetral region and capsular attachment / ulnar collateral ligament complex.
2. Intact ECU and its sub-sheath.
3. Intact lunatotriquetral ligament.
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Content reviewed: September 28, 2021