De Quervain's disease is tenosynovitis of
-Exterior pollicis brevis & abductor pollicis longus tendons. - form the anterolateral border of anatomical Snuff box. -It occurs d/o repeated overuse of thumb/ wrist paicularly like thumb abduction. -Finkelstien test : Sudden ulnar detion is painful. -Anatomical snuff box Triangular depression on lateral side of wrist seen best when thumb is extended. Boundaries :- -Anterolateral - Abductor policies longus tendon Exterior pollicis brevis tendon -Posteromedial - Exterior pollicis longus tendon -Floor - Scaphoid & trapezium Contents - Radial aery, radial nerve, cephalic vein
Abductor pollicis brevis and extensor pollicis longus
Abductor pollicis longus and extensor carpi radialis brevis
Abductor pollicis longus and extensor pollicis brevis
Abductor pollicis brevis and extensor carpi radialis longus
NEET 2018