An inflammation of a tendon sheath, especially in the thumb.
Inflammatory thickening of the fibrous sheath containing one or more tendons, usually caused by repeated minor injury. It usually occurs a the back of the thumb (de Quervain’s tendovaginitis) and results in pain on wringing the wrists. Treatment is by rest, injection o cortisone into the tendon sheath, and, in these fail, surgical incision of the sheath.
Inflammation of both a tendon and its sheath.