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Wk 5, Case 5 - Review

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Report

PATIENT HISTORY: Perianal discomfort

MRI pelvis with and without intravenous contrast.

INDICATION: Anal/rectal abscess.

COMPARISON: None.

TECHNIQUE: MRI of the pelvis was obtained with and without IV contrast.


Findings:

There is a transsphincteric fistula arising at the 6:00 position of the anus, approximately 2 cm cephalad to the anal verge. This extends to the left ischiorectal fossa where there is a 2 x 1.2 cm. This abscess also has a small component that extends cephalad and more posteriorly.

No pelvic adenopathy is seen. Bilateral hydroceles are partially imaged.


IMPRESSION:

Transsphincteric fistula with associated abscess as described.

Case Discussion

Faculty

Mahan Mathur, MD

Associate Professor, Division of Body Imaging; Vice Chair of Education, Dept of Radiology and Biomedical Imaging

Yale School of Medicine

Tags

Rectal/Anal

MRI

Large Bowel-Colon

Gastrointestinal (GI)

Body

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