Cryotherapy refers to a treatment in which surface skin lesions are frozen.

The most common Cryogens used to freeze skin lesion is liquid nitrogen. Freezing may be the most suitable way of getting rid of many different kinds of surface skin lesion. It is relatively inexpensive, safe, and reliable. However, it is important that the skin lesion has been properly diagnosed. It should not be used to treat melanoma or any undiagnosed pigmented lesion that could be melanoma.

Lesions that may treated by cryotherapy include: