Fistula is chronic pus discharging sinus occurring in the vicinity of the anal canal. It starts from within the anal canal. Pus is formed inside the anus and bursts out of the anus. There is swelling around the anus and it bursts out leaving a sinus. Center for piles is one of the best Fistula Treatment Clinics all over North Delhi. We have highly trained and qualified teachers. We give the best services to our patinets. For more details please contact us! 9212395788