The surgical technique used in removing the accessory navicular in this group of dancers is simple excision, shelling out the accessory bone, and leaving the insertion of the PTT intact, albeit sometimes "weakened.
A patient's history can provide a clue to the presence of a symptomatic accessory navicular (os tibiale externum), which can be diagnosed by physical examination.
Although this is a retrospective case series of six dancers (10 feet) and no comparison with other treatment modalities is made, in our clinic the simple excision of a symptomatic accessory navicular Type II has proven to be a reliable treatment for professional dancers.
The prominence of the accessory navicular on both feet is clearly visible in releve position.
A, Anterior-posterior view x-ray with the accessory navicular visible.
A, Preoperatively with an accessory navicular on both sides.
The incidence of accessory navicular bone types in Turkish subjects.
Accessory navicular bone: not such a normal variant.