Abductor hallucis

Abductor hallucis


Medial process of the calcaneal tuberosity, flexor retinaculum and plantar aponeurosis.

Medial surface of the base of the proximal phalanx of the hallux (big toe).

Key relations:
Lies on the medial surface of the foot and contributes to a soft tissue bulge on the medial part of the sole of the foot.

See plantar view of abductor hallucis.


Abducts and flexes the hallux (big toe) at the metatarsophalangeal joint.


Nerve supply:
Medial plantar divisio of the tibial nerve (S1, S2).

Blood supply:
-Lateral plantar branch of the posterior tibial artery
-Medial plantar branch of the posterior tibial artery.

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