Dr. Hitender Suri, a Punjab-based physician, has achieved a world record by successfully treating a rare 117-cm fistula using Ayurveda. Swaroop Singh, who struggled for years with the condition ...

An anal fistula is a tunnel that develops from the inside of the anus to the skin outside. It usually starts near blocked or infected anal glands and forms an abscess (a pus-filled pocket).