CMC Thumb Arthritis | Oh My Arthritis - of the thumb carpometacarpal

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of the thumb carpometacarpal


The carpometacarpal joint of the thumb (pollex), also known as the first carpometacarpal joint, or the trapeziometacarpal joint (TMC).

Thumb carpometacarpal osteoarthritis (CMC OA) is a common disease, affecting up to 11% and 33% of men and women in their 50s and 60s, respectively.

Although there are many surgical options to treat thumb carpometacarpal (CMC) arthritis, a precise etiology for this common disorder remains obscure. To better.

The carpometacarpal (CMC) of the thumb is a saddle joint that permits a wide range of motion conditions may lead to instability of the CMC joint of the thumb.

Thumb arthritis is common with aging and occurs when cartilage wears of your thumb — also known as the carpometacarpal (CMC) joint.