Perianal sinus

Case contributed by Dr Ali Abougazia


Pus and blood oozing from a left perianal opening.

Patient Data

Age: 53
Gender: Male

A thick-walled sinus tract traverses the left ischioanal fossa for 8 cm, piercing the external anal sphincter at 6 o’clock and crossing the midline to continue for 3 more cm between the external and internal anal sphincters to end blindly to the right of midline, around the anal canal with no definite MRI evidence of fistulous tract communication.

Case Discussion

Left perianal trans-sphincteric sinus tract.

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Case information

rID: 24986
Published: 25th Sep 2013
Last edited: 14th Aug 2019
Tag: anus
Inclusion in quiz mode: Included

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