Cryotherapy is a common method of physical therapy, which uses low temperature to act on the diseased tissue, prompting its degeneration and necrosis to achieve the therapeutic purpose. It’s a great way to get rid of warts, and it’s also a great way to get rid of warts. This patient is a common wart on the hand after cryotherapy again around the growth of new warts. I think that cryotherapy can cause degeneration and necrosis of the diseased tissue, but it can’t kill the virus completely. The HPV virus can be killed instantly by high temperatures, but it is much more resistant to low temperatures. After cryotherapy the lesion forms a wound and the virus can replant around the wound. Therefore, cryotherapy is not the best option for skin problems caused by the virus.