dorsal digital expansion


Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia, Wikipedia.
Related to dorsal digital expansion: dorsal hood

dorsal digital expansion

a triangular aponeurotic extension of the digital extensor tendon on the dorsum of the proximal phalanx of each digit, to which the tendons of the lumbrical and interosseous muscles are also attached. It forms a movable hood around the metacarpophalangeal joint. Also called extensor aponeurosis, hood.
Mentioned in ?
Medical browser ?