Os supranaviculare - bilateral

Case contributed by Mohammad Taghi Niknejad
Diagnosis certain

Presentation

Work up for heel pain.

Patient Data

Age: 40 years
Gender: Female
x-ray

An accessory ossicle located at the proximal dorsal aspect of the navicular bone in talonavicular joint, bilaterally. There are also calcaneal spurs at both sides.

Case Discussion

The os supranaviculare is an accessory ossicle located at the proximal dorsal aspect of the navicular bone or talonavicular joint. It is also known as Piries bone, talonavicular dorsale or (dorsal) talonavicular ossicle and is present in ~1% of the population. 

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