Dobbs Matthew B, Walton Tim
St Louis Children's Hospital, Washington University School of Medicine, Department of Orthopaedic Surgery, St. Louis, MO 63110, USA.
Iowa Orthop J. 2004;24:84-5.
The accessory navicular bone is one of the most symptomatic bones of the foot. Although it has been reported to be present in various members of the same family, there is a lack of knowledge about its inheritance pattern. We report two large pedigrees in which accessory navicular is inherited in an autosomal dominant fashion with incomplete penetrance.