Category - Anal
A fistula is an abnormal tunnel-shaped opening between any 2 organs or surfaces in the body. Some of the most common places for fistulas to form are between the rectum (lower end of the intestine) and the vagina,. Anal fistula diagnosis and treatment how is an anal fistula diagnosed? Your doctor can usually diagnose an anal fistula by examining the area around the anus. He or she will look for an opening (the fistula tract) on the skin. An anal fistula is a small tunnel that develops between the end of the bowel and the skin near the anus (where poo leaves the body). Theyre usually the result of an infection near the anus causing a collection of pus in the nearby tissue. When the pus drains away, it can leave a small channel behind. a fistula can connect two pieces of unrealted intestine together, or can connect a piece of intestine to the skin. Think of a fistula as a tube but a tube that should not exist under normal circumstances. In the case of an anal fistula, the connection is usually between the anus and the skin of the buttocks. The doctor will look at your medical history & carry out a physical examination for diagnosing anal fistula. Further tests may be required if there are multiple fistulas for determining their position. The doctor will also pay due attention to check if you are having inflammatory bowel conditions like crohns disease. When diagnosing an anal fistula, an external opening that drains pus, blood or stool is usually seen on examination. Heaped up tissue at the external opening suggests a well-established fistula. A digital rectal exam may produce pus from the external opening. Diagnosing anal fistula doctors usually perform a digital rectal examination which is sufficient to diagnose anal fistula. However some patients may require additional tests to screen for the following.