Introduction To Surgery Of The Hand

Question 1

Palmar fascia is tightened by?

Answer 1

Palmaris longus

Question 2

How many people have palmaris longus?

Answer 2

1/3 in both hands, 1/3 in none and 1/3 in one or the other

Question 3

Dupuytren’s disease?

Answer 3

Palmar fascia thickens up causing contraction and fingers are pulled in

Question 4

Dupuytrens disease?

Answer 4

Thickening of fascia causing contracture fingers pull down

Question 5

Risk factor for dupuytrens disease?

Answer 5

Genetic
Alcohol
Smoking
Diabetes/ epilepsy

Question 6

Superficial flexor tendons are innervated by?

Answer 6

Median nerve

Question 7

What innervates deep flexor tendons?

Answer 7

Ulnar nerve

Question 8

Trigger fingers?

Answer 8

Degenerative- finger gets caught and clicks at A1 pulley where fascia is

Thickening of sheath

Question 9

Carpal tunnel syndrome effect?

Answer 9

Thenar wasting, 3 muscles

Sensory symptoms of reading half of the hand

Loss of abduction
Loss of opposition

Question 10

Thenar muscles?

Answer 10

Abductor brevis
Opponens
Flexor brevis
Adductor - supplied by ulnar

Question 11

Cubital tunnel syndrome?

Answer 11

Ulnar nerve compression at elbow

Fascia compression at 3 sites

Nerve function- forearm and hand muscles, lose hypothenar, sensory symptoms ulnar half of hand

Question 12

Ulnar signs?

Answer 12

Hypothenar wasting

Forearm wasting

Thenar wasting

Clawing of digits

Question 13

De quervains disease?

Answer 13

Triggering and pain of thumb extensors

Causes: ciprofloxacin
Anastrazole
Overuse
Degeneration