A callus or corn is a build up of skin that forms at points of pressure or over bony prominences. Generally, calluses form on the bottom of the foot, whereas corns form on the toes.

Statistics

• 65 out of 1,000 people are afflicted with calluses or corns
• 37 out of 1,000 males are afflicted
• 91 out of 1,000 females are afflicted

Causes of calluses/corns

• Repeated friction and pressure from skin rubbing against bony areas or against an irregularity in a shoe or from an ill-fitting shoe
• Clawing of the toes inside a shoe due to biomechanical imbalances
• Heredity disorders

What can you do?

• Wear supportive shoes with a wide toe box and a low heel.
• Use over-the-counter creams, avoiding any acid preparations.
• Use pumice stone or file to treat if not diabetic.

What can a podiatrist do for you?

• Request X-ray, bone scan, CT, MRI or other imaging studies, if needed.
• Perform trimming or padding of the lesions to relieve pain.
• Recommend an over-the-counter arch support or prescribe custom orthoses.
• Perform surgery as indicated.

Source: B.C. Association of Podiatrists, American Podiatric Medical Association