Healthcare News
De Quervain's Tenosynovitis: Conservative Management and Surgical Treatment
De Quervain's tenosynovitis (also called de Quervain's disease) is a condition that affects tendons that attach to two muscles of the thumb—extensor pollicis brevis and abductor pollicis longus.1 This condition typically develops from repetitive use of the thumb for activities such as twisting and pinching, but the cause is not always known.
Deltoid Muscle Anatomy and Function
The deltoid muscle is the main muscle of the shoulder. A triangle-shaped muscle, it helps move your upper arm and stabilizes the shoulder joint.
