Ilioinguinal Nerve

Question 1

Anatomy

Answer 1

MOTOR & SENSORY
L1-L2 nerve roots, follows intercostal nerve
Runs b/w transversalis and internal obliques before reaching round ligament under external oblique
Innervates transversalis and internal oblique
Similar to L2 dermatome -> recurrent branch innervates skin over iliac crest, rest of nerve innervates base of scrotum or labia

Question 2

Origins of mechanical irritation

Answer 2

anterior superior spine
loss of core control/strength
violent tensing of abdominal muscles

Question 3

Examination

Answer 3

abdominal wall tone/weakness/hernia
inability to stand erect, fascial planes
Palpation medial to ASIS
Kendall’s leg lowering test with hand under lumbar spine

Question 4

Treatment

Answer 4

Treat fascial restriction, hip hypomobilities, TA training