If you have burning pain in a thumb joint, you could be experiencing a gout attack, also called a flare or flare-up. Gout in the thumb is rare, but it can affect the carpometacarpal (CMC ...

In addition to pain, OA in the thumb can cause: Decreased grip and pinch strength Grinding with movement of the thumb Joint deformity Stiffness Swelling at the base of the thumb Thumb pain can ...