According to the reporter, 21 patients were treated with paste injection for treatment of complex cryptoglandular anal fistulas.The approach consisted of loose seton positioning followed several weeks later by closure internal opening with a resorbable sutures associated with paste injection into the fistula track.Clinical outcomes were assessed in terms of healing rate, fecal continence and patient satisfaction.Seton drainage was done in all patients in both groups for a median duration of 8 weeks (range 4¿18 weeks) before the final surgery.Post-operatively, one patient had operative failure which required a second surgery due to post surgical perianal abscess, two patients required hospitalization within a week of surgery due to fever >38.5 celsius, one patient had a perianal hematoma, 9 patients experienced fistula recurrence and which required further intervention, 3 patients experienced anal abscesses at the paste injection site and one patient had fecal incontinence that they did not have pre-paste injection.Article: comparison of porcine collagen paste injection and rectal advancement flap for the treatment of complex cryptoglandular anal fistulas: a 2-year follow-up study author: michele schiano di visconte, gabriele bellio year: 26 august 2018 publication: # springer-verlag gmbh germany, part of springer nature 2018.
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