You may have questions about De Quervains Tenosynovitis. Makovicka Physical Therapy’s Hand Therapist and Certified Occupational Therapy Assistant help out by answering a few of the most often asked questions: What is De Quervain’s Tenosynovitis? De Quervain’s Tenosynovitis is when the tendons along the thumb side of the wrist are swollen and painful. It can. . .