Accessory navicular bones bilaterally

Case contributed by Dr Mohamed Mahmoud Elthokapy


Bilateral mid-feet medial aspect pain. No history of trauma

Patient Data

Age: 35 years
Gender: Female

X-Ray both feet AP view

  • type II accessory navicular bones bilaterally with mild adjacent soft tissue edema.
  • no acute fracture or dislocation.

Case Discussion

Accessory navicular bones also referred to as os naviculare accessorium, is a relatively common anatomical variant present in around 10% of people. Although usually asymptomatic, an accessory navicular bone can cause medial foot pain called os naviculare syndrome. as in this case.

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