Nerve Injuries

Question 1

Femoral nerve injury

Answer 1

Can't climb stairs, QUADRICEPS
Numbness antero-medial thigh
Nerve roots L2,3,4
Caused by Sullivan O'Connor
11-30% of injuries

Question 2

Obturator nerve injury

Answer 2

Can’t ride a horse, ADDUCTOR LONGUS
Nerve roots L2,3,4
Caused by TVT, obturator hernia, direct injury in space of Retzius
20-30% of nerve injuries

Question 3

Peroneal nerve injury

Answer 3

Foot drop
Nerve roots L4,5, S1,2
Caused by stirrups, fibula compression
5-8% of nerve injuries

Question 4

Genitofemoral nerve injury

Answer 4

Loss of sensation over vulva and anteromedial thigh
Nerve roots L1,2
Caused by retractor compression or incision/tearing of the nerve
15-17% of nerve injuries

Question 5

Lateral femoral cutaneous nerve injury

Answer 5

Numbness in anterior superior thigh