Tenosynovitis is the inflammation of a tendon and the lining of the protective tissue that encloses it. It commonly affects the hand, wrist, and foot, causing discomfort, swelling, and pain. Tendons ...
De Quervain tenosynovitis is pain and swelling in the tendons around your thumb. Specifically, it affects the tendons of two muscles called abductor pollicis longus and extensor pollicis brevis. De ...