Correctly wash the anus can be used shower cleaning, sitz bath cleaning and other ways to carry out. 1. Shower cleaning: in the process of cleaning the anus, you can use the shower nozzle on the anal area for jet cleaning, generally through the standing position or squatting position can be. But the water temperature should not be too high, generally in 36 to 40 degrees can be. 2. Sitz bath cleaning: you can also use the bidet to clean, if the water temperature is relatively high in the case of fumigation, and so the water temperature is not hot when the sitz bath, so that cleaning up is also very clean. However, when cleaning the anus, such as no perianal trauma edema, avoid using a large number of disinfectants, such as potassium permanganate lotion, so as not to harm the anus skin, generally wash with water. Note that we must master the correct method of washing the anus, not blindly cleaning, specific precautions can be consulted with health care personnel.