MSK

Question 1

Common cause of radial nerve palsy

Answer 1

“Saturday night palsy”

Mid shaft humerus fracture

Note: presents with wrist drop

Question 2

Causes of sciatic nerve palsy

Answer 2

traumatic fracture of the hip
ill-placed intramuscular injection
neurofibromas or nerve necrosis secondary to diabetes or infection.

Question 3

Presentation of a sciatic nerve palsy

Answer 3

Sciatic nerve (L4-S3) supplies both anterior and posterior compartment muscles and also the hamstrings.
Weakness of the foot, knee flexion and hip extension.
Reduced sensation to all modalities over the entire posterior lower leg and the back of the thigh.