1. The liquid nitrogen is a relatively common means of treating flat warts, mainly through the liquid nitrogen very low temperature, so that the skin lesions of the necrosis of the tissue, usually in about two weeks to fall off, to achieve the therapeutic effect, clinically often used in the treatment of flat warts, contagious molluscum contagiosum, corns, and keloid scarring, and so on.
2. After the cryotherapy, the patient needs to do a good job of skin care, can not get wet, so as to avoid infection. In the process of treatment may cause damage to the surrounding normal skin, if the patient has pain, swelling, blisters and other phenomena, need to be under the guidance of the doctor symptomatic treatment.
It is recommended that patients go to a regular hospital, under the guidance of the doctor, relevant examinations, according to the specific results of the examination, to take targeted treatment. Life should maintain personal hygiene to prevent secondary infection.