The more serious internal hemorrhoids often prolapse out of the anus will appear obvious cramping discomfort, or suffer from thrombosed external hemorrhoids lead to anal cramping, pain is more intense, you can first local hot compress or hot water sitz bath, try to keep the bowels open, treat the symptoms of diarrhea and constipation. Anal fissure is due to local pain from breakage of the skin and mucous membrane around the anus, especially after defecation when the pain is aggravated and there is obvious cramping sensation, ulcers can be found from the edge of the anus, keep the stool open. Rectal prolapse is caused by the prolapse of the rectal mucosa due to the relaxation of the ligaments around the rectum, and prolapsing out of the anus for a long time will cause obvious cramping sensation accompanied by anal incontinence. You can go to a regular hospital first, let the doctor check the specific disease situation, and then symptomatic treatment, usually avoid prolonged sedentary, to develop good bowel habits.