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chronic radial subluxation of the metacarpophalangeal joint of the thumb.
Farlex Partner Medical Dictionary © Farlex 2012
gamekeeper's thumbAn avulsion fracture at the ulnar base of the proximal phalanx of the thumb, linked to the ulnar collateral ligament of the metacarpophalangeal joint; GT occurs in 'week-end warriors', ie football or skiing injuries–as in a twisted ski pole, often due to falls Features Valgus instability, treated by a cast in adduction; if point instability is marked, open repair of ligament
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
game·keep·er's thumb(gām'kēp-ĕrz thŭmb)
Rupture of the volar ligament at the first metacarpophalangeal joint due to forceful abduction of the thumb while extended.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012