Accessory Navicular

Accessory Navicular Syndrome What Is the Accessory Navicular.

Accessory navicular. The accessory navicular os navicularum or os tibiale externum is an extra bone or piece of cartilage located on the inner side of the foot just above the arch. The signs and symptoms. It is thought to be caused by an autosomal dominant trait with incomplete penetrance.

Accessory Navicular is not a part of the normal bony anatomy and hence is not found in every person. This condition usually presents during teenage years. What is accessory navicular.

ACCESSORY NAVICULAR The accessory navicular is an accessory bone that is also called the accessory scaphoid prehallux os tibiale os tibiale externum naviculare secundarium and navicular secundum. Accessory navicular syndrome occurs when a type II accessory navicular becomes painful due to movement across the pseudo-joint between the ossicle and the navicular. An accessory navicular bone is an extra bone or piece of cartilage located in the middle of the foot near the navicular bone the bone that goes across the foot near the instep.

Symptoms of accessory navicular include. An accessory navicular is congenital present at birth. What is the Accessory Navicular.

The bottom part of the navicular bone connects to the three cuniform bones. It is reported to be present in about 421 of individuals. An accessory navicular is an extra bone that is on the inner center arch of the foot.

This is a time when bones are maturing and cartilage is developing into bone. It is in continuity with the tibialis posterior tendon which inserts into the navicular tuberosity. It is the most common accessory bone in the foot.