Ulna collateral ligament
Definition
Injury to ulnar collateral ligament of thumb MCPJ
Interferes with pinch grip and grasp and thumb is ineffective as a post
ulna collateral
Gamekeeper's Thumb
Definition
Injury to ulnar collateral ligament of thumb MCPJ
Aetiology
Initial description
- chronic laxity of British gamekeeper's thumb's
- no specific trauma
- secondary to breaking pheasant's neck
Acute trauma
- snow ski
- ball games
Valgus / forced abduction
Anatomy
UCL