Os intermetatarseum

Case contributed by Henry Knipe
Diagnosis certain

Presentation

Foot pain.

Patient Data

Age: 50
Gender: Male
x-ray

No acute fracture identified. No focal osseous lesion. No advanced degenerative change. Small plantar calcaneal spur. Alignment within normal limits. Accessory ossicle between the 2nd and 3rd metatarsal heads. Os supranaviculare.

Case Discussion

The os intermetatarseum is typically positioned dorsally between the bases of the first and second metatarsals but has been reported to occur near the metatarsal heads or between the fourth and fifth metatarsal bases.

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