Fistula in ano is a localized chronic infection that is characterized by intermittent pain and pus discharge through an opening around the anal area or from the anal opening. It is caused by the chronic infection of the anal gland.
Internal piles generally present as bleeding while or after passing stools like a splash in the pan and painless swelling, which may be prolapsed. External piles are painless tags around the anal opening with no associated bleeding. External piles when inflamed or thrombosed are painful.
Patient complaints of a recurrent boil in the anal area which discharges pus. It may also present as an opening around the anal area or pus discharge from the anal area. It may also present following chronic fissure in ano.
It is diagnosed with per rectal examination. MRI of the perianal area is also a mode of investigation.
The aim of the treatment is to eradicate the disease without causing anal incontinence. It is treated by Surgical management.
The type of surgery is based on the classification of fistula.
Inter sphincteric fistula in ano
Trans phincteric fistula in ano
Supra sphincteric fistula in ano
Extra sphincteric fistula in ano
When patient complaints of a recurrent boil or an opening around the anus with pus discharge. Patients may also complain of pus discharge from the anus. There may be intermittent pain.
It is because of the infection of the anal gland which is present in between the muscles surrounding the anal canal. There are many anal glands surrounding the anal canal. The infection of the gland leads to formation of an abscess which finds its way out of the skin to form a tract.
Specialist in ano rectal surgeries.
By a per rectal examination. MRI of the perianal area is also an investigation.
No.
Yes. Surgery is the definite treatment for fistula in ano.
Fistulectomy with or without sphincter repair.
According to the medical books and journals the recurrence rate is 20-30%. However, these percentages are much less (1-2%) when done by a specialist.