Plastics Tut

Question 1

The is the recovery rate of a peripheral nerve?

Answer 1

1mm per day

Question 2

What is the sensory distribution of the radial nerve on the hand?

Answer 2

Dorsal surface fingers 1-3.5

Question 3

Does does a median nerve injury present?

Answer 3

Hand of benediction

Sensory loss in it’s dermatome

Loss of sweating

Weakness of thumb abductor

Question 4

When (in terms of time) can you close a wound?

Answer 4

Immediately (within 12 hours)

Delayed (leave for 48hrs, cover with vacudressing)

Secondary (Weeks to months, closure of a granulating wound)

Question 5

What are the three ways of closing a wound?

Answer 5

Direct closure

Graph

Flap

Question 6

How do you test a high medial nerve injury?

Answer 6

Test flexion of the DIP in isolation

Question 7

What does the sympathetic nerve supply in the hand?

Answer 7

Sweating

Vascular supply (arterioles)

Question 8

What are 3 causes of infection in a wound? (3 D’s)

Answer 8

Dirt/Debris

Dead tissue

Death space

Question 9

How do you tell if muscle is alive?

Answer 9

Whether it bleeds when trimed

Whether it contracts

Question 10

How does a ulnar nerve lesion present in the hand? Why?

Answer 10

Partial claw hand

Wasting of hypothenar eminence (median nerve supplies 1-3 lumbricals)

Question 11

How do you test for sweating in the fingers?

Answer 11

Pass a pen across the finger and feel for friction

Question 12

What are the three ways of controling a fracture?

Answer 12

External fixation

Internal fixation

Traction

Question 13

How does a radial nerve injury present?

Answer 13

Inability to extend fingers (when the wrist is extended)