Pathology of the Arm assessment

Question 1

outline wrist drop
which nerve is damaged?
(3)

Answer 1

• Inability to extend the wrist or digits
• damage to radial nerve
• test to check radial nerve ( the wrist should drop when put out in front of you )

Question 2

what is a tennis elbow?

Answer 2

lateral epicondylitis (inflammation of lateral epicondyle)
- lateral epicondyle (common extensor origin)

Question 3

golfers elbow )

Answer 3

• Medial epicondylitis

- Common flexor origin

Question 4

what is carpal tunnel syndrome?

Answer 4

-median nerve is affected

-

Question 5

what is Dupuytren’s contracture?

3

Answer 5

-collagen doesn’t stretch = very taught = contracture = cant stretch hand out properly ( just anomaly )
-palmar aponeurosis, continuous with pre tendinous bands and palmaris longus
you can treat it but cutting it the aponeurosis, but it’s likely it will grow back

Question 6

injury to C5,6

Answer 6

-Musculocutaneous, axillary nerve and a little bit of the median nerve

Question 7

ERB’S palsy

Answer 7

-C5,6 stretched away, occurs in an infant during a difficult delivery
-upper brachial plexus lesion
-nerves that are affected: musculocutaneous, axillary, suprascapular nerve, subclavius nerves
muscles: not able to laterally rotate, supination of the forearm is lost, not able to flex the shoulder, weak flexion of the wrist
supraspinatus, infraspinatus, subclavius, biceps brachii, brachialis,coracobrachiallis, deltoid and trees minor

( loss of sensation in the regimental patch )

Question 8

Klumpke’s palsy

Answer 8

• Ulnar nerve is affected, C8, T1 effected
• Claw like hand
• effects hands and wrist, all intrinsic muscles of the hand
• median and the ulnar nerve is damaged

Question 9

which nerve is affected in shoulder dislocation most commonly?

Answer 9

axillary nerve

Question 10

medial epicondyle nerve?

what a

Answer 10

ulnar nerve

Question 11

what nerve is damaged when you can’t make a fist?

Answer 11

median nerve

Question 12

what is the most common injury for the clavicle?

Answer 12

the middle third of the clavicle

when you fall onto an outstretched hand

Question 13

a common injury to the humerus?

1

Answer 13

greenstick fractures
arteries from proximal to distal –>Axillary, radial Median
=ARM

Question 14

common fractures of the radius?

Answer 14

1-Colle’s fracture of the radius (fall onto the outstretched hand )
2-smiths fracture (opposite to colls )

Question 15

common fractures of ulna?

defect of scapula muscles?

Answer 15

impact –shaft of ulna

2- winged scapula, damage to serratus anterior, a long thoracic nerve is involved

Question 16

common fractures of ulna?

defect of scapula muscles?

Answer 16

impact –shaft of ulna

2- winged scapula, damage to serratus anterior, the long thoracic nerve is involved