Warts (Common Warts)

There are over 100 types of human papillomaviruses; some cause venereal warts, while others cause common skin warts.

Warts -- A Common Infectious Disease

The warts commonly seen on the skin are caused by a viral infection. The culprit is one of the HPVs (human papillomaviruses) that can be spread from person to person or be acquiredthrough contact with a contaminated surface.

Picture of Warts

What are warts? Are warts contagious?

Warts are local growths in the skin that are caused by human papillomavirus (HPV) infection. There are over 100 types of HPVs. Some HPV types infect the genital and oral mucosa and produce large, unpleasant masses, some of which may become cancerous. Other, HPV types are responsible for common skin warts and are not associated with cancer. Although warts are considered to be contagious, it is not uncommon for just one family member to have them. In addition, they often affect just one part of the body (such as the hands or the feet), but they can be spread to other areas by picking them. Continue Reading

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Reviewed on 2/25/2015
Skin Pictures Slideshow: Childhood Skin Problems

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