• Common Wart

    Common Wart

    Common warts on a patient

  • Plantar wart

    Plantar wart

    A plantar wart is a painful growth in the skin on the sole of the foot. Caused by the common wart virus, it occurs most often at points of pressure, as on the heel. There is a soft core surrounded by a firm, callus-like ring. Many tiny, black spots on the surface are bits of clotted blood in the wart. Photo credit: Mediscan

  • Venereal wart

    Venereal wart

    A patient has venereal warts on their tonsils. Photo credit: Dr. Harout Tanielian / Photo Researchers, Inc.

  • Seborrheic Wart

    Seborrheic Wart

    Seborrheic wart on an 81-year-old man

  • Actinic keratosis

    Actinic keratosis

    Actinic keratosis, also called senile keratosis, senile wart or solar keratosis, is a thickening of the skin. It happens slowly and usually affects a small spot. This problem is caused by too much time in the sun. Photo credit: Mediscan

  • Wart cryotherapy

    Wart cryotherapy

    Dermatologist treating a wart with liquid nitrogen. Photo Credit: GARO / PHANIE / Photo Researchers, Inc.

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Common, typically harmless tumors that occur most often on the hands and feet. Warts are caused by the human papillomavirus and can be contagious. They usually disappear after a few months, but can last for years and can recur.

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