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Bunion: Metatarsophalangeal joint

A bunion (hallux valgus) is an enlargement of bone or tissue around the joint at the base of the big toe (metatarsophalangeal joint). This results in a bump on the outside edge of this toe.

Primary Medical Reviewer William M. Green, MD
- Emergency Medicine
Specialist Medical Reviewer Gavin W.G. Chalmers, DPM
- Podiatry and Podiatric Surgery
Last Updated March 20, 2006

WebMD Medical Reference from Healthwise

Last Updated: March 20, 2006
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