Triquetral fracture

Case contributed by Dr Mohammad A. ElBeialy

Presentation

Fall on outstretched hands with hyperflexion. Tenderness on the lateral aspect dorsum of the wrist.

Patient Data

Age: 25 years
Gender: Male
X-ray

Plain X-ray shows a small bone chip related to the dorsal aspect of the wrist. No abnormality is seen in the AP view as the pisiform is normally overlapped on the triquetral bone in the frontal view of the wrist.

CT

State of art MSCT with MPR clearly  shows fracture triquetral bone with small bone chip is seen related to the posterior aspect of the triquetrum.

Case Discussion

Triquetral fracture is the second most common fracture after scaphoid fracture. One view is too few; always look for the lateral view for suspected fracture of the triquetral bone. A small bone chip related to the dorsal aspect of the wrist is diagnostic of triquetral fracture.

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Case information

rID: 23418
Case created: 13th Jun 2013
Last edited: 25th Feb 2016
Inclusion in quiz mode: Included

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