FUSTULA – IN – ANO (BHAGANDAR)

• Fistula in Ano is a chronic inflammatory condition having a tubular structure, opening in Ano rectal canal at one end and surface of perianal skin on the other end.
• Classical fistula has two openings. One internal (in Ano-reclalcanal) and other external (in the skin of peri anal area )
• Chronic pus discharge in the peri anal area indicates – fistulous opening
• Pain off and on, pus discharge from external opening some time it closes itself anal again opens after the pus formation
• Deep seated abscess in the source of pus

CAUSES OF FISTULA:

An acute abscess in one or more potential spaces around Anorectad canal. Source of infection could be a number of predisposing conditions e.g.

• Infection at the root of pile. mass
• Infected and inflamed anal crypt.
• Traumatized muco-cutaneous lining of Ano rectal canal due to indigested foreign body e.g. fish bone.
• Inflamed or thromboseal condition of previously existing pile mass.
• Retained sutures after Haemorrhoidectomy
• Injection of chemical for treating piles
• Foreign Body Penetrating from out side
• Radiation burns from x-Rays and radiotherapy