A carpometacarpal joint that connects to metacarpal 1. [ http://en.wikipedia.org/wiki/Carpometacarpal_joint#Thumb ]
Synonyms: carpometacarpal joint of thumb carpometacarpal joint of pollex carpometacarpal joint of digit I
Term information
pheno_slim
In humans it connects the trapezium to the first metacarpal bone, plays an irreplaceable role in the normal functioning of the thumb. The most important joint connecting the wrist to the metacarpus, osteoarthritis of the TMC is a severely disabling condition; up to twenty times more common among old women than in average