Gamekeeper thumb

Case contributed by Dr Kenny Sim

Presentation

Trauma to left thumb, with the digit twisted backwards. Reduced range of motion. Swollen.

Patient Data

Age: 39
Gender: Male
Modality: X-ray

There is a minimally displaced fracture through the ulnar corner of the base of the proximal phalanx of the thumb. This demonstrates intra-articular extension.

The appearances, in conjunction with the provided clinical history, suggests avulsion injury of the ulnar collateral ligament of the first metacarpophalangeal joint.

Case Discussion

Gamekeeper thumb is the eponymous name given to avulsion or rupture of the ulnar collateral ligament (UCL) of the thumb. It is also known as skier's thumb. 

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Case Information

rID: 32791
Case created: 15th Dec 2014
Last edited: 6th Oct 2015
Inclusion in quiz mode: Included

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