Obturator Nerve

From WikiMSK

This article is a stub.
Obturator nerve.jpeg
Obturator Nerve
Nerve Type Mixed nerve
Origin L2, L3, L4 anterior rami
Sensory innervation Skin of medial thigh
Motor innervation Adductor Magnus (anterior half), Adductor Longus, Adductor Brevis, Gracilis, Obturator Externus

Lesion Effect

Loss of adduction of the thigh.

Loss of sensation of inner thigh.

Innervation of the Perineum

Innervation of the perineum: A: genitofemoral nerve; B: obturator nerve; C: inferior cluneal nerve; D: perineal branch of the posterior femoral cutaneous nerve; E: ilioinguinal nerve; F: pudendal nerve
Copyright Andrea Trescot[1]


  1. Trescot, Andrea. Peripheral nerve entrapments : clinical diagnosis and management. Switzerland: Springer, 2016.