Name

Abductor Digiti Minimi (foot)

Pronunciation

(ab-DUK-tor DIJ-I-ti MIN-I-mi)

Origin/Proximal Attachment

Lateral & medial processes of calcaneal tuberosity

Plantar aponeurosis

Lateral intermuscular septum

Insertion/Distal Attachment

Lateral aspect of base of proximal phalanx of 5th (small) toe

Action/Relevance

Abducts 5th toe

Assists to flex 5th toe

Innervation

Lateral plantar nerve (S2, 3)

Notes

Muscle for abduction and flexion of the fifth toe. Origin: lateral aspect of calcaneus and plantar fascia. Insertion: lateral aspect of the base of proximal phalanx of fifth toe.