Fistulectomy removes secondary fistulous tracts compared to fistulotomy, but fistulotomy has shorter healing times and less chance of damage to the sphincters.
2.
Fistulae are a feature of many diseases, but commonly fistulectomy refers to an operation for an anal fistula ( fistula-in-ano ).
3.
A seton might be tied loosely as a palliative measure to avoid septic and painful exacerbations, or as temporary measure before surgical excision as in fistulotomy or fistulectomy.
4.
Examples are midline internal sphincterotomy ( 8 % risk ), lateral internal sphincterotomy, fistulectomy, fistulotomy ( 18-52 % ), hemorrhoidectomy ( 33 % ), ileo-anal reservoir reconstruction, Lower anterior resection, total abdominal colectomy, ureterosigmoidostomy, Some authors consider obstetric trauma to be the most common cause.
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