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Metatarsophalangeal Joint

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Updated May 22, 2008

Metatarsophalangeal Joint

Foot with the metatarsophalangeal joints (MTPJ) labeled.

Photo © Terence Vanderheiden, D.P.M.
Definition: The joints between the heads of the metatarsal bones and the bases of the proximal phalanges. The first metatarsophalangeal joint is commonly known as the big toe joint. The little toe joint is known as the fifth metatarsophalangeal joint.

Also Known As: MTP
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