OVERVIEW An anal fissure is a tear in the lining of the anus as a result of trauma or injury to the anal canal. Most of the time this occurs with constipation, diarrhea, vaginal delivery, or anal sex. The most common symptom is anal pain that can worsen during or after having a bowel movement. Bleeding

OVERVIEW Anorectal manometry is a test commonly used to check the muscle pressure and function of the anal sphincter and rectal muscles. The better these muscles function, the easier it is for you to pass and eliminate stool from your bowels. Your board-certified gastroenterologist may recommend you