Background: Low transsphincteric fistulas less than 1/3 of the sphincter complex are easy to treat by fistulotomy with a high success rate. High transsphincteric fistulas remain a surgical challenge.

2.1 An anal fistula is an abnormal tract between the anal canal and the skin around the anus. It may cause symptoms such as pain or discomfort, and leak blood or pus. It usually results from previous ...

It is uncommon for an anal fistula to heal spontaneously. In most cases, surgery is required to treat the condition. The type and technique of surgery will depend on the classification and situation ...

The objective of this study is to compare, in a prospective randomized way, the anal fistula plug with the mucosal advancement flap in the treatment of high transphincteric perianal fistula in terms ...