Presentation
Known case of perianal fistula, preoperative planning.
Patient Data
Age: 55 years
Gender: Male
From the case:
Intersphincteric anal fistula
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A 3 cm thick-walled tract starts at the left perianal region and courses upwards between internal and external anal sphincters to open into the anal canal at 6 o’clock orientation.
Incidental right-sided fat-containing indirect inguinal hernia.
From the case:
Intersphincteric anal fistula
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The fistulous track is marked by arrows in these images.
Case Discussion
Left sided inter-sphincteric perianal fistula as described.