Presentation
Anal pain and perianal discharge.
Patient Data
Age: 55 years
Gender: Male
From the case:
Perianal fistula - intersphincteric
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A 26 mm thin-walled tract starts at the right perianal region and courses upwards between internal and external anal sphincters to open into the anal canal at 6 o’clock orientation.
Case Discussion
Right-sided inter-sphincteric perianal fistula as described.