 Anal fistulas are the main etiology of perianal abscesses and suppurations. They are common and generally associated with pain, anal incontinence, impaired quality of life and work incapacity. The therapeutic management of this disease has a double objective: heal the suppuration and preserve the sphincter function. Each year, anal fistulas affect 1 in 10 000 in the normal population, with a difference in prevalence between men and women 1.23 per 10 000 men and 0.56 per 10 000 women. The average age of the patients was 40 years Simpson et al., 2012. 