Overview The accessory navicular (os navicularum or os tibiale externum) is an extra bone or piece of cartilage located on Where are the femur tibia and fibula? inner side of the foot just above the arch.
Overview When there What is a heel lift? injury to the muscle, fibrous tissue, or soft tissue of the navicular and the accessory navicular bones, symptoms will arise. This injury allows excessive movement between the bones.