Upper Extremity Conditions Week 4

Question 1

What are the 4 types of radial nerve entrapments?

Answer 1

1) posterior interossei syndrome (sensory and motor)
2) radial tunnel syndrome (sensory and motor
3) supinator syndrome (sensory and motor)
4) cheiralgia (pain in hand) paresthetica/ wartenberg’s syndrome (sensory only)

Question 2

a compression neuropathy caused by direct nerve pressure/entrapment at the arcade of frohse/ supinator syndrome and at the wrist for wartenburg’s syndrome

Answer 2

radial nerve entrapment

Question 3

What are the causes of radial nerve entrapment?

Answer 3

-trauma
-repetitive movements
-lipomas
-bracelets, watches, handcuffs

Question 4

Wrist drop is a symptom of what problem?

Answer 4

radial nerve entrapment

Question 5

Avascular necrosis/osteonecrosis of the lunate carpal of the wrist

Answer 5

kienbock’s disease

Question 6

-noncancerous lumps that most commonly develop along the tendons and joints of wrists, hands, or fingers but can also occur in ankles and feet
-typically round or oval and are filled with a jellylike fluid that glows when illuminated

Answer 6

ganglion cysts

Question 7

What is known as a bible bump?

Answer 7

ganglion cyst

Question 8

A condition that gradually causes connective tissue (fascia) under the skin of your palm to thicken and become scar-like. Fingers bend towards palm of hand

Answer 8

dupuytren’s contracture

Question 9

What are the causes of dupuytren’s contracture?

Answer 9

-alcohol and tobacco use
-diabetes
-epilepsy

Question 10

What is another name for gamekeeper’s thumb?

Answer 10

skier’s thumb

Question 11

tearing sprain of the ulnar collateral ligament of the MCP of the thumb

Answer 11

gamekeeper’s thumb

Question 12

Enlargement of the tendon sheath proximal to the pulley system that is caught as the finger moves into extension. It is a form of stenosing tenosynovitis that primarily affects the ring finger and thumb

Answer 12

trigger finger or thumb

Question 13

What are the symptoms for trigger finger?

Answer 13

painful catching during finger extension

Question 14

Spinal cord compression

Answer 14

myelopathy

Question 15

Spinal cord generally ends where?

Answer 15

L1/L2 conus medullaris

Question 16

Is myelopathy an UMNL or LMNL?

Answer 16

UMNL, so the patient would have exaggerated DTRs and other symptoms

Question 17

What are the mobile/grip fingers?

Answer 17

pinky and ring finger

Question 18

What are the precision/stable fingers?

Answer 18

4th and 5th finger

Question 19

T/F: the thumb is involved with both power and precision and is innervated by both ulnar and median nerves

Answer 19

true