Adventitious bursa of the fifth metatarsal
Bursa adventitia ossis quinti metatarsi
- Synonym: Metatarsophalangeal bursa of fith toe; Bunionette bursa
Definition
The adventitious bursa of the plantar fat pad is an acquired, non-native bursal structure that develops in response to chronic friction or pressure, most commonly between the lateral surface of the head of the fifth metatarsal and the skin.
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