An anal fissure is a tear or open wound that develops in the mucous membrane of the colon, near the anus. A crack in the skin can be causes of severe pain and sometimes causes bleeding during and after a bowel movement. Symptoms of Anal Fissure are, sometimes severe pain, during bowel movements, pain after bowel movements that can last up to several hours, Bright red blood on the stool or toilet paper after a bowel movement, a visible crack in the skin around the anus, a small lump or skin tag on the skin near the anal fissure, etc. Common causes of an anal fissure include Passing large or hard stools, constipation and straining during bowel movements, chronic diarrhea, Anal intercourse, Childbirth, etc. The diagnostic includes a physical exam of the anal region and sometimes doctor advice for anoscopy and colonoscopy. Usually, Anal Fissure Treatment provides by Gastro Surgeon and General Surgeon.