Causes of anal water may have anal fistula, enteritis, perianal eczema, etc., according to the cause of the choice of general treatment, drug treatment, surgical treatment and so on. 1. anal fistula: is a kind of anorectal peripheral abscess broken or incision drainage of the sequelae of the lesion, the main symptoms can be seen in the discharge, itching and so on. Can be anal fistula incision and other surgery, can follow the doctor’s instructions external mupirocin ointment, erythromycin ointment and other drugs anti-infection treatment. 2. enteritis: is a kind of intestinal inflammatory reaction, can be caused by pathogenic microbial infection, low immunity and other factors. The main symptoms can be seen in abdominal pain and diarrhea, watery stools and so on. The main clinical treatments include general treatment, drug treatment, surgical treatment, etc. Patients need to replenish fluids in time, and eat a light diet; they can take levofloxacin hydrochloride, mesalazine and other drugs to stop diarrhea as prescribed by the doctor. If intestinal bleeding and other complications occur, surgical resection of diseased intestinal segments. 3. Perianal eczema: it is a chronic inflammatory skin disease around the anus, which can be caused by trauma, heredity and so on. Mainly seen itching, anal overflow and so on. The main clinical treatment includes general treatment, drug treatment, etc. Patients should avoid excessive scratching of the lesions; can follow the doctor’s instructions for external zinc oxide paste, glucocorticoid cream and other drugs. If you find anal fluid, you should immediately go to the hospital for a series of relevant examinations to clarify the cause of the disease, and actively cooperate with the doctor’s treatment.