Presentation
Perianal pain and discharge for the last 2 weeks. No similar past history or perianal surgery.
Patient Data
Age: 35 years
Gender: Male
From the case:
Perianal fistula
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There is a non-branching hypoechoic tract from the peri-anal skin to the anal canal. It starts at 6 o'clock on the skin. The tract length is about 25 to 30 mm. It communicates with the anal canal at 6 o'clock. This communication about 15 mm away from the anal orifice. The tract does not cross the external sphincter. There is no abscess / another tract.
Case Discussion
The case shows ultrasound findings of a perianal intersphincteric fistula.
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