Anal fissure - Symptoms and causes - Mayo Clinic
Dec 31, 2024 · An anal fissure is a small tear in the thin, moist tissue that lines the anus. The anus is the opening at the end of the digestive tract where stool exits the body. Common …
Anal Fissure: What It Is, Symptoms, Causes & Treatment
An anal fissure is a crack or tear in the lining of your anal canal. It’s a common cause of anal pain and rectal bleeding, especially during bowel movements (pooping).
Anal fissures: Symptoms, causes, and treatment options
Oct 11, 2024 · Fissures are sometimes confused with hemorrhoids, which have similar symptoms but do not involve tears. Anal fissures are often painful but usually heal without medical …
Anal Fissures - Johns Hopkins Medicine
Fissures result from the stretching of your anal mucosa beyond its normal capacity. This often happens when stools are hard due to constipation. Once the tear happens, it leads to …
Anal fissure - Penn Medicine
May 29, 2024 · Definition An anal fissure is a small split or tear in the thin moist tissue (mucosa) lining the lower rectum (anus).
What Is an Anal Fissure? - Verywell Health
Sep 10, 2025 · An anal fissure is a tear in the lining of the anus that can cause pain and bleeding during bowel movements. Most anal fissures improve with home treatments like sitz baths, …
Anal Fissure - Health Encyclopedia - University of Rochester Medical Center
What causes an anal fissure? The most common cause is large or hard stools due to constipation. A fissure may also be caused by severe diarrhea, anal sex, vaginal childbirth, or an object …
Anal Fissure - Gastrointestinal Disorders - Merck Manual …
An anal fissure is an acute longitudinal tear or a chronic ovoid ulcer in the squamous epithelium of the anal canal. It causes severe pain, sometimes with bleeding, particularly with defecation.
Anal Fissure Symptoms, Causes, Treatment & Healing Time
An anal fissure is a small tear in the skin overlying the anus that may occur when a hard stool is passed. Constipation is the most common cause of anal fissures.
What Are Anal Fissures? - Everyday Health
Mar 20, 2025 · An anal fissure is a small tear in the thin lining of the anus, which causes symptoms like sharp pain and bleeding during and after passing a bowel movement.