trigger finger(redirected from Gamer's grip)
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trigger finger[′trig·ər ‚fiŋ·gər]
A symptom of tenosynovitis manifested as a temporary partial obstruction in flexion or extension of a finger that is followed by a snapping into the final position; results from a thickening of a tendon or localized reduction in the tendon sheath. Also known as snapping finger.