Q. How is Advancement flap treatment
done and what are disadvantages of this procedure?
Advancement flap is a method to reduce the amount of sphincter
muscle cut. In this procedure, the tract is cored out and a flap is cut into the
rectal wall to access and remove the fistula's internal opening. The flap is
then stitched back down.
This procedure has reasonable success rate up to
80% in selected simpler cases
75 % in fistulas with high risk of incontinence -Higher Fistulas
& Women with anterior fistulas
Pain-This surgery leads to a large wound in the buttock which
pains in the post operative period.
Invasive- The procedure is associated with
cutting and scarring.
High expertise needed – The procedure needs higher level of
expertise and is difficult to perform posteriorly