The anal paroxysm is considered to be due to the following causes: 1. perianal abscess, which is an inflammatory disease caused by infection, will appear as a local lump and can be pushed, with a feeling of thickness and fluctuation when touched, accompanied by a feeling of pain and fever, requiring incision and drainage. 2. anal fissure, which is caused by too dry stool, resulting in a tearing of the skin around the anus during defecation, will appear as a paroxysm of pain. The actual pain can be relieved by the stinging pain during the bowel movement, and then the persistent pain after the bowel movement, which needs to be treated with Ma Yinglong hemorrhoid cream or erythromycin ointment. 3, it is possible that the pain is caused by anal fistula, hemorrhoids, etc. It is best to go to the hospital for a careful examination and then take the appropriate treatment according to the cause.