1 month after hemorrhoid surgery the anus is particularly itchy, it is possible that the local incision of the hemorrhoid has not yet completely healed, the incision that has not healed will have continuous exudation and cause dampness around the anus, or if the incision has completely healed after hemorrhoid surgery, the growth of the scar will also cause the anus to not close tightly, this will cause fecal water in the rectum to exude through the anus to the perianal area, causing dampness around the anus, and in serious cases it will even This can lead to anal eczema. The actual fact is that you can use potassium permanganate solution at a quality of 1:5000 to sit in the bath for 5 minutes each time, one time in the morning and one time in the evening, and topical dinaide ointment or paregoric ointment for local eczema. After hemorrhoid surgery patients should usually pay attention to a light diet, avoid spicy and stimulating food, to keep the stool soft and fluent, after the stool pay attention to the anal incision cleaning and disinfection, need to regularly return to the hospital to follow up to understand the healing of the incision.