PES PLANUS (FLAT FOOT) MEDICAL APPENDIX DEFINITION - PDF Document
PES PLANUS (FLAT FOOT). MEDICAL APPENDIX. DEFINITION. 1. Pes planus ( flat foot ) is a term applied to a variation in the normal contour of the foot in which its longitudinal arch is reduced so that, on standing, the medical (inner) border of the foot is close to or touching the ground.