Amputations

Question 1

What percentage of patients can walk after an above knee amputation? Below knee?

Answer 1

70% BKA 10-30% AKA

Question 2

Where do you transect the bone for a BKA?

Answer 2

Hand breadth (10-12 cm) below tibial tuberosity.

Question 3

How do you measure the flaps for a BKA

Answer 3

String for circumference. 2/3 is the horizontal anterior incision, 1/3 length.

Question 4

What are the muscles artery and nerve in the anterior compartment?

Answer 4

Tib ant, extensor hallicus/digitorum

Anterior tibial artery/veins

Deep peroneal nerve.

Question 5

What muscles are in the posterior flap of a BKA

Answer 5

Gastroc and soleus

Usually only gastroc because both is too bulky

Question 6

Where do you transect the fibula in a BKA

Answer 6

3-4 cm proximal to tibial transection

Question 7

What muscles, artery, and nerve are in the lateral compartment?

Answer 7

Fibularis longus and brevia, Peroneal artery, superficial peroneal nerve.

Question 8

What muscle artery and nerve are in the superficial compartment?

Answer 8

Gastroc, soleus, tibial nerve

Question 9

What muscle artery and nerve are in the deep posterior compartment?

Answer 9

Flexors, post tib artery, peroneal artery, tibial nerve