Anal fissurectomy - general and visceral surgery

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Inspection

Carefully dilate the anal canal and then insert the anal retractor.
The chronic fissure in ano with a sentinel skin tag and proximal anal fibroma is seen at the posterior circumference.
Excising the fissure and secondary changes

Flat, tangential excision of all altered tissue while sparing the internal anal sphincter muscle.
Leaving an outer drainage triangle

Inspection
Excising the fissure and secondary changes
Leaving an outer drainage triangle

date of update: 20.08.2023

date of publication: 26.04.2009

Prof. Dr. med. Alexander Herold
End- und Dickdarm-Zentrum Mannheim

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