Qbank

Question 1

What is the most common sequelae after a simple or complex elbow dislocation?

Answer 1

Loss of terminal extension

Question 2

Treatment for LC I injury

Answer 2

Non-operative WBAT

Question 3

What is a contraindication for a syme amputation? Ankle disarticulation

Answer 3

Posterior tibial artery ABI < 0.5

Success of the operation depends on posterior tibial artery perfusing the plantar surface and heel pad

Question 4

When are alternating single leg stance XR helpful?

Answer 4

Diagnosing subtle pelvic ring instability

Question 5

What is the advantage of moving the starting point of a cephalomedullary nail 3mm anterior to the piriformis fossa in an intermedullary fracture?

Answer 5

Improved placement of screws through the nail into the femoral head

Question 6

What is in danger with a percutaneous in and out screw anterior to the sacral ala? What would you see clinically?

Answer 6

L5 nerve root is anterior to the sacral ala as it enters the true pelvis.
You would see weakness with great toe extension

Question 7

Injuries to L4, L5, and S1. What muscle weakness would you see?

Answer 7

L4 - Tibialis anterior - dorsiflexion
L5 - EHL - great toe extension
S1 - gastrocnemius/ soleus complex - plantarflexion

Question 8

Earliest sign or symptom of compartment syndrome?

Answer 8

Pain out of proportion