Table of Contents
- Corns and calluses facts
- What are corns and calluses?
- What causes corns and calluses to develop?
- What are risk factors for corns and calluses?
- What are symptoms and signs of corns and calluses?
- How are corns and calluses diagnosed?
- How can corns and calluses be treated? Are there home remedies for corns and calluses?
- When should someone seek professional treatment for corns or calluses?
- What kind of doctor treats corns and calluses?
- What is the prognosis for corns and calluses?
- How can corns and calluses be prevented?
Quick GuideCommon Causes of Foot Pain
What causes corns and calluses to develop?
Hyperkeratosis simply means thickening of the skin. This thickening occurs as a natural defense mechanism that strengthens the skin in areas of friction or excessive pressure. Abnormal anatomy of the feet, such as hammertoe or other toe deformities, can lead to corn or callus formation as can bony prominences in the feet. Footwear that is too short or too tight or that exerts friction at specific points can also cause skin thickening that leads to corns and calluses. Abnormalities in gait or movement that result in increased pressure to specific areas can also be the cause.
It can be hard to know why finger corns develop since they often don't appear at sites of obvious pressure. Finger calluses may develop in response to using tools, playing musical instruments such as the guitar, or using work equipment that exerts pressure at specific sites. Continue Reading
Hogan, Daniel J. "Corns." Medscape.com. Sept. 18, 2014. <http://emedicine.medscape.com/article/1089807-overview>.
Kasper, D., et al., eds. Harrison's Principles of Internal Medicine, 19th Ed. United States: McGraw-Hill Professional, 2015.
2. "Corns" by Marionette / iStock
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