Perianal wetness may be caused by not paying attention to personal hygiene, anal eczema and other factors, can be treated by changing lifestyle or using related drugs. 1. Do not pay attention to personal hygiene: patients do not pay attention to personal hygiene in daily life, may lead to fecal residue, thus the phenomenon of perianal moisture, can be through the post-stool or bedtime regularly wash the perianal area, to maintain perianal hygiene clean and dry, or change the breathability of the cotton underwear to alleviate the symptoms of good, and recommended less spicy and stimulating food, avoid sitting for a long time. 2. Anal eczema: usually due to heredity, excessive work pressure, endocrine disorders and other factors, leading to perverse reactions in the skin around the anus. If it is not treated in time, there may be anal moisture, itching and other complications. Patients can use Diosmin tablets, hydrocortisone cream and other medications under the guidance of a doctor for treatment. Perianal moisture may also be due to hemorrhoids, anal fissure, anal warts and other diseases, it is recommended that patients seek medical examination in a timely manner, and under the guidance of the doctor to carry out reasonable treatment, to avoid delays in the condition of the body to bring adverse effects.