Lateral Plantar Nerve
From WikiMSK
Lateral Plantar Nerve | |
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Nerve Type | |
Origin | L4-S4 ventral rami from the sciatic nerve where it runs through the deep posterior compartment of the leg and divides into the lateral plantar nerve within the tarsal tunnel. |
Course | Travels under the abductor hallucis and diagonally across the sole between the flexor digitorum brevis and quadratus plantae |
Major Branches | Inferior Calcaneal Nerve (Baxter Nerve), Terminal branches at the mid-lateral edge of the flexor digitorum brevis. |
Sensory innervation | Fat pad over the fifth metatarsal head, skin of lateral sole. The baxter nerve branch supplies the periosteum at the medial calcaneal tubercle and long plantar ligament. |
Motor innervation | Flexor Digiti Minimi Brevis (Foot), Flexor Accessorius, Adductor Hallucis, the third and fourth interosseous muscles |
Conditions | Lateral Plantar Nerve Entrapment |