Publication date: Available online 11 April 2018 Source: Foot and Ankle Surgery Author(s): John Wong-Chung, Matthew Arneill, Richard Lloyd Background We describe a previously unreported presentation of the hallucal interphalangeal joint sesamoid (HIPJS) following arthrodesis of the first metatarsophalangeal joint (MTP1). Methods Of 438 MTP1 arthrodeses performed over a 13-year period, 12 feet returned with a painful keratoma beneath a gradually hyperextending interphalangeal joint of the great toe (IPJ1) from unexcised, unrecognized or recognized HIPJS. We identified another 7 feet with HIPJS, which did not develop symptoms after MTP1 arthrodesis
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Beware the hallucal interphalangeal joint sesamoid in first metatarsophalangeal joint arthrodesis