Ch.38 Upper Extremity Wrist and Hand Flashcards
Hx of FCU tendonitis
volar wrist pain w/ wrist flexion & ulnar deviation (racquet sports, golf)
What can be associated with FCU tedonitis?
Pisotriquetral compression sydnrome as pisiform bone embedded in FCU tendon
Tx of FCU tendonitis
wrist hand orthoses in 25 deg flexion or surgery to resect pisiform bone w/or w/o Z-plasty lengthening of FCU tendon
Hx of FCR tendonitis
Lateral wrist pain w/ wrist flexion, radial deviation and grip
Tx of FCR tendonitis
wrist hand orthoses in 25 deg flexion
Tendons involved in de Quervain’s syndrome
Abductor pollicis longus & extensor pollics brevis over radial styloid
Tx of de Quervain’s syndrome
rest, thumb spica splint, first dorsal compartment steroid injection
What is Intersection syndrome?
Friction b/w abductor pollicis longus & extensor pollicis brevis tedongs 4-6 cm proximal to Lister’s tubercle
Who is Intersection syndrome seen in?
Oarsmen, racquet sports, wt lifters
PE of Intersection syndrome
Dorsoradial distal forearm pain aggravated by wrist extension
Tx of Intersection syndrome
neutral wrist-hand orthosis, steroid injection to point at maximal tenderness, rarely surgery
Hx of extensor carpi ulnaris tendonitis
dorsoulnar wristpain w/ reptitive wrist extension & ulnar deviation in nondominant hand of tennis two-handed backhand
Hx of ECU subluxation
pop after forceful volar wrist flexion & ulnar deviation w/ pain
Tx of ECU tendonitis
neutral wrist-hand orthosis
What should be assessed for if pt w/ ECU tendonitis does not get better with conservative therapy?
Triangular fibrocartilage complex injury
Tx of ECU tendon subluxation
Acute: cast of wrist in pronated and dorsiflexion for 6 wk or surgery Chronic: sugrical reconstruction
What is the MC wrist ligament injury?
Scapholunate instability
Hx of scapholunate instability
Fall on hand in pronation, wrist extension & ulnar deviation
What is the dorsal intercalated segemental instability (DISI) pattern?
scaphoid into flexed position, lunate and triqetrum become extended
What test may indicate scapholunate instability?
Watson test
What can be seen on X-ray in DISI pattern?
scapholunate angle >60 deg on lateral view or gap >3 mm b/w scaphoid and lunate on AP view
Tx of scapholunate ligament injury
Surgery