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Pronunciation: bŭn′yŭn

Definition: A localized swelling at either the medial or dorsal aspect of the first metatarsophalangeal joint, caused by an inflammatory bursa; a medial bunion is usually associated with hallux valgus.

[O.F. buigne, bump on the head]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.