What is an anal fistula
Anorectal pain, drainage from the perianal skin, irritation of the perianal skin, and sometimes rectal bleeding, can be presenting symptoms of a fistula-in-ano. Trials comparing outcome after fistula surgery with drainage of perianal abscess compared with drainage alone were included in the review. The American Heart Association recommends the use of antibiotics for patients with prosthetic valves, previous bacterial endocarditis, congenital heart disease and heart transplant recipients with valvular pathology. In order of most common to least common, the various types include: Intersphincteric fistula. What are the benefits of surgery?
Surgery for Anal Fistula
Sometimes, you will need to have a special exam under anesthesia so the doctor can get more information while not causing you pain. Or they may include an MRI, which makes images of the area by using special magnets and a computer. Health Library Explorer. It has the advantage of avoiding dividing any sphincter muscle, thereby preserving continence. Once you have an anal fistula, antibiotics alone will not cure it.
Perianal fistula: retrospective study of surgical treatment of cases
Injury to the anal canal and surgery can also cause anal fistulas. Your surgeon may recommend the initial placement of a draining seton. Gastroenterology Clinics of North America. What causes an anal fistula? Sometimes, you will need to have a special exam under anesthesia so the doctor can get more information while not causing you pain. Data collection and analysis:. Some of them are briefly described below: 1 Complete, blind external and blind internal.
A fistula happens when the track, made by the pus on the way to the surface of the skin, stays open. These may include an ultrasound, which creates an image of the anal area using sound waves. If the problem returns, see a colon and rectal surgeon. In this classification perianal fistulas are grouped according to the relationship of the main tract to the anal musculature. Advancement Rectal Flap A surgeon may core out the tract and then cut a flap into the rectal wall to access and remove the fistula's internal opening then stitches the flap back down.