Dorsoplantar X-ray of the feet of a 44 year old woman with suspected pes cavus. The right foot (to the left in the image) has an accessory navicular bone, type 2. On the left foot (to the right in the image) it is fused with the navicular bone, forming a cornuate navicular bone (white arrow), which is type 3. Dorsoplantar
X-ray of the feet of a 44 year old woman with suspected pes cavus. The right foot (to the left in the image) has an accessory navicular bone, type 2. On the left foot (to the right in the image) it is fused with the navicular bone, forming a cornuate navicular bone (white arrow), which is type 3.