Financial District Foot & Ankle Center, San Francisco, California

	A callus or corn is a build up of skin that forms at point of pressure or over bony prominences. Calluses from on the bottom side of the foot, while corns form on the top of the foot and between the toes.

	Statistics: 65 of 1000 people are afflicted with calluses or corns 37 of 1000 males are afflicted 91 of 1000 females are afflicted

	Causes: Repeated friction and pressure from skin rubbing against bony areas or against an irregularity in a shoe Heredity disorders

	Prevention: Wear supportive shoes with a wide toe box and a low heel Use over-the-counter creams, avoiding any acidic preparations Use pumice stone or file to treat, diabetics must consult with a medical professional

	Financial District Foot & Ankle Center Doctors have been trained specifically and extensively in the diagnosis and treatment of all manners of foot conditions. This training encompasses all of the intricately related systems and structures of the foot and lower leg including neurological, circulatory, skin, and the musculoskeletal system, which includes bones, joints, ligaments, tendons, muscles, and nerves.