Feeling defecation is not clean, anal pain can be seen in hemorrhoids, anal papillae hypertrophy, ulcerative colitis and other diseases, the patient should consult a doctor in a timely manner, to clarify the cause of the disease after treatment. 1. Hemorrhoids: engorged and enlarged veins in the anal canal or lower rectum, patients will have symptoms such as unclean defecation, anal pain and blood in the stool. Generally no special treatment is needed when asymptomatic, but attention should be paid to improving lifestyle, avoid sitting for a long time, when the attack can be localized external use of musk hemorrhoid cream, bear bile hemorrhoidal suppository and other drugs, if necessary, surgical treatment. 2. anal papilla hypertrophy: normal anal papilla due to infection, injury and other factors caused by fibrous connective tissue proliferation, patients will have unclean bowel movement, anal pain and other symptoms, should be caused by anal papilla hypertrophy of the primary pathology of treatment, if necessary, can be surgical resection. 3. Ulcerative colitis: a chronic non-specific intestinal inflammatory diseases, mainly in the colon, rectum, patients will have a sense of incomplete bowel movement, anal pain, abdominal pain, abdominal distension, loss of appetite and other symptoms. It can be treated with drugs such as Liuzosulfapyridine under the guidance of a doctor. When the above perianal discomfort symptoms occur, it is recommended to diagnose and treat the disease as soon as possible to reduce the disease. All medications should be taken under the guidance of a doctor and should not be abused on their own.