<prompt> Seton used in fistula in ano surgery is:Dissecting seton and draining setonCutting seton and Dissolving setonCutting seton and draining setonFibrosing seton and Dissecting seton  <response>: SETONS A seton is a ligature of silk, nylon, silastic or linen. Used for making, drainage, cutting or staging. A high fistula may be conveed into a low fistula by setons Setons are useful in the management of Complex anorectal fistulas with risk of incontinence or poor healing Patients with Crohns disease Immunocompromised HIV and incontinent patients Patients with chronic diarrheal states Anterior fistula in women 