Cryotherapy consists of treatment via cold temperatures. It is one of the most effective and widely used methods in the sphere of Dermatology. It is used in the case of chronic eczema, warts, callouses, actinic keratosis, dermatofibromas, condylomas, etc.
The mechanism of action is based on the destruction of tissues, as a result of freezing, destroying the integrity of the cells and causing them to fall away. The treated areas recover quickly and the side effects are minimal and brief.
In practice, cryotherapy uses liquid nitrogen most widely. It is the most appropriate as it has a very low temperature, is not toxic or flammable and is chemically inert.
In order to attain optimal results a series of several procedures is usually necessary.
Cryotherapy, also known as cryosurgery, is the standard first step in a therapeutic approach to treating actinic keratosis, warts and seborrheic keratosis.