Ulnar neruopathy at the elbow and wrist

Question 1

T/F Ulnar neuropathy is 2nd in frequency of entrapment?

Answer 1

True

carpal tunnel 1

Question 2

nerve roots of ulnar N

Answer 2

C8-T1 (some say T7)

Question 3

muscles innervated by ulnar N

Answer 3

flex carpi ulnaris
flexor digitorum profundus
lumbricals
interosseous
abductor digiti mini

Question 4

tunnel ulnar N passes

Answer 4

Guyon’s Canal (with ulnar A)
Transverse carpal lig and pisohamate lig
roof= palmar fascia &palmaris brevis

Question 5

Cupital tunnel borders

Answer 5

Ulnar collateral ligament
Flexor carpi ulnaris
medial epicondyle

Question 6

increased pressure of cubital with what movement?

Answer 6

elbow flexion

Question 7

Is Ulnar neuropathy more common at wrist or at Elbow

Answer 7

elbow

wrist next common

Question 8

is ulnar neuropathy more common in men or women?

Answer 8

men (2:1)

Question 9

S&S of ulnar neuropathy

Answer 9

numbness/tingling 4th-5th digit
medial elbow pn
nocturnal numbess/paresthesia
pn worse with elbow/wrist flex

if wrist affected
weakness/atrophy hand
loss of dexterity
sensory involvement