An anal fistula is a small, abnormal tunnel that forms between the inside of the anal canal and the skin near the anus. The ...

Anal Fistula – After successful treatment of an abscess, some 30% to 70% of patients may go on to develop an anal fistula, an abnormal tunneling connection between the skin around the anus and the ...

Anything related to anal health is often ignored, misunderstood, or awkward to talk about. Most people tend to label every discomfort in that area as "piles", but that's not always the case.

Fistulas are atypical tube-like connection that forms between two organs or vessels inside the body. The most common fistulas are anal, urinary tract, and gastrointestinal fistulas. There are many ...

The most common cause of an anal fistula is an anal abscess, although there are several other possible causes of the condition. Most anal fistulas form in the posterior midline. An abscess is a ...

One big challenge of being a foreign correspondent is to make the foreign less foreign, especially on issues that might seem esoteric or irrelevant to an American audience. The challenge was all the ...

Esophageal fistula (EF) is a rare but serious complication of catheter ablation for atrial fibrillation (AF), with high mortality. Partly because of its rarity, numbers on its incidence, management, ...