What is a possible complication of chronic untreated anal fistulas?

Updated: Nov 09, 2018
  • Author: Bruce M Lo, MD, MBA, CPE, RDMS, FACEP, FAAEM, FACHE; Chief Editor: Barry E Brenner, MD, PhD, FACEP  more...
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Carcinoma has been reported in cases of chronic untreated anorectal fistulas.

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