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Medical Definition of Carpometacarpal joint of thumb
1. The saddle-shaped synovial articulation between the trapezium and the base of the first metacarpal bone. Synonym: articulatio carpometacarpea pollicis. (05 Mar 2000)
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1. The saddle-shaped synovial articulation between the trapezium and the base of the first metacarpal bone. Synonym: articulatio carpometacarpea pollicis. (05 Mar 2000)