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.
| By | Healthwise Staff |
| Primary Medical Reviewer | William M. Green, MD - Emergency Medicine |
| Specialist Medical Reviewer | Barry L. Scurran, DPM - Podiatry and Podiatric Surgery |
| Last Revised | February 4, 2010 |
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