Injuries to bones and joints of the upper limb

Question 1

What 2 things does the repair of bone require?

Answer 1

1) Stability of the fracture

2) Vascularity

Question 2

What can be the complications of a clavicle fracture?

Answer 2

• damage to brachial plexus

- damage to subclavian vein

Question 3

What can cause the shoulders to dislocate posteriorly?

Answer 3

Electric shock or epileptic fit

Question 4

What can be a complication in a posterior shoulder dislocation?

Answer 4

Glenoid can erode into the head of the humerus

Question 5

Describe the route of the axillary circumflex nerve

Answer 5

Axillary circumflex nerve goes posteriorly around the humerus in the quadrangular space

Question 6

What does the axillary nerve innervate?

Answer 6

Innervates deltoid and regimental patch. Get patient to contract regimental patch and check for numbness over regimental patch before reducing shoulder dislocation,

Question 7

What can be the result of a humeral shaft fracture?

Answer 7

Wrist drop - if radial nerve is damaged as it passes by humerus, then extensor muscles are damaged

Question 8

What are the 5 P’s of compartment syndrome?

Answer 8

Pallor
Pulse
Paraesthesia
Paralysis
Pain

Question 9

What can be damaged by a posterior elbow dislocation?

Answer 9

Ulnar nerve