| Category | Digest On |
Piles is another term for hemorrhoids. Hemorrhoids are swollen veins in the lower anus and rectum. This swelling can cause localized inflammation of other tissues. Many people have piles, but the symptoms are not always obvious.
A pilonidal sinus is a small hole or tunnel in the skin at the top of the buttocks, where they divide (the cleft). It does not always cause symptoms and only needs to be treated if it becomes infected.
An anal fissure is a small tear in the thin, moist tissue (mucosa) that lines the anus. An anal fissure may occur when you pass hard or large stools during a bowel movement. Anal fissures typically cause pain and bleeding with bowel movements.
A fistula is an abnormal connection between two body parts, such as an organ or blood vessel and another structure. Fistulas are usually the result of an injury or surgery. Infection or inflammation can also cause a fistula to form.
