Molluscum contagiosum is a skin infection caused by a virus of the same name. It produces benign, raised bumps, or lesions, on the upper layers of your skin. The small bumps are usually painless.

Once it reaches the skin, TB can cause a variety of lesions, most often on the legs, hands, or face. In the United States, TB is often caused by bacteria called Mycobacterium tuberculosis (M.

"In this RCT [randomised clinical trial], standard alpha-HPV vaccination was shown to reduce AK burden in immunocompetent individuals with multiple lesions. Although the effect on skin cancer ...