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Fistula in ANO


Anal Fistula is an abnormal passage (communication) between the interior of the anal canal or rectum and theskin surface around the anus.




Causes of Anal Fistula



Surgery Trauma




Symptoms of Anal Fistula

Types of Anal Fistula

For practical purposes, Anal Fistula are 2 types - Low & High. Low Fistula are present in the lower part and do not extend up to the ano-rectal sling [ muscle layer responsible for continence (control on passage of motions)]. High fistula extend up to or beyond ano-rectal sling. Knowing the type of fistula is important because high fistula if not managed properly can be associated with incontinence.[loss of control on passage of motions]

How to diagnose Anal Fistula ?

Surgical Approaches Fistula InAno

Conventional techniques

Minimal Invasive Techniques

(Trend towards sphincter-saving approaches- Without Cutting)


Fistula – tract Laser Closure (FiLaC®)

FiLaC® is a treatment for anal fistulas, which manages to avoid surgical incision and postoperative fecal incontinence (sphincter-saving technique).

A Laser catheter is inserted from the cutaneous opening of the fistula. The catheter reaches the anal opening, where the inflammatory tissue which is responsible for the creation of the fistula is cauterized. During the gradual exit of the laser-catheter, the granulomatous tissue is cauterized until the outer skin opening. Until now, the initial



VAAFT Procedure for fistula in Ano

Video Assisted Anal Fistula Treatment “A New Technique for Complex Anal Fistula Treatment”

Features of VAAFT

Advantages of VAAFT



A new way to deal with internal opening in Fistula in Ano

Principle of dealing with Fistula in Ano

Dealing with internal opening

What is DLPS ?

DLPS is Distal Laser and Proximal SubmucosalLigation of Fistula Tract (SLOFT)

Advantages of SLOFT and Laser ( DLPS )


LIFT Technique for Fistula in Ano

LIFT technique is the novel modified approach through the intersphincteric plane for the treatment of fistula-in-ano, known as LIFT (ligation of intersphincteric fistula tract) procedure.

The procedure was developed by Thai colorectal surgeon, ArunRojanasakul, Colorectal Division Department of Surgery, Chulalongkorn University in Bangkok, Thailand.

Surgical technique


Fistula Tract Coring

Another method to treat Fistula in Ano.