Ilioinguinal nerve

The ilioinguinal nerve is a peripheral nerve that arises from the first lumbar nerve (L1) as a branch of the lumbar plexus, sometimes with minor contributions from T12 or L2[1][2][5]. It is a mixed nerve, carrying predominantly sensory fibers that innervate the skin of the upper anteromedial thigh, mons pubis, and portions of the external genitalia, as well as supplying motor branches to the internal oblique and transversus abdominis abdominal muscles[1][2]. Sensory distribution differs in males and females: in males, it becomes the anterior scrotal nerve; in females, the anterior labial nerve. The ilioinguinal nerve does not pass through the deep inguinal ring, traverses only part of the inguinal canal, and is implicated in mediating the cremasteric reflex[2]. It is important in certain pain syndromes (neuralgia), and is targeted in nerve block procedures for chronic pain and during specific surgeries, though it is not a molecular drug target like a receptor or enzyme[4]. Notes on classification: - The ilioinguinal nerve is an anatomical nerve, not a molecular therapeutic target such as a receptor, ion channel, enzyme, or transporter. It is thus not considered a molecular drug target in pharmacology, but a site of action for interventions (e.g., local anesthesia in nerve blocks). - It is not classified as a receptor or molecule but as a structure of the peripheral nervous system. - "is_incorrect" is set to true because the request refers to the ilioinguinal nerve as if it were a molecular or pharmacological target, which it is not.

Other names

Anterior scrotal nerveAnterior labial nerve (depending on sex)Branch of lumbar plexus nerve

Nerve block (inhibition of sodium channels in neuronal membranes to prevent nerve conduction)