Warty nevus, also known as epidermal nevus, is caused by abnormal local skin development due to excessive epidermal cell development. If the area of warty nevus is too large, it is more difficult to treat, the common treatment methods are as follows: 1, laser, freezing treatment: if the warty nevus protrudes significantly and has a hard texture, it can be treated with carbon dioxide laser, liquid nitrogen freezing, etc. to vaporize the local wart-like growths and make them necrotic and fall off to reduce the symptoms. The disadvantage is that it is easy to leave scarring, and may recur and require repeated treatment; 2, surgery: patients can also consider the choice to go to a regular hospital for surgery to completely remove the warty mole to achieve the purpose of eradication, the effect is better. In addition, patients should pay attention to a light diet, eat more vegetables and fruits, and ensure a regular routine in their daily life. After the surgery, you should ensure that the wound is clean and dry to avoid bacterial infections caused by water, do not scratch the wound, and use antibiotics under the guidance of the doctor to prevent infection if necessary.