Colorectal carcinoma with recto-vesical fistula

Case contributed by Dr Prashant Gupta

Patient Data

Age: 40 years
Gender: Male

A large rectal mass is seen with ulceration and perirectal soft tissue nodules.

Multiple air-bubbles are noted in the urinary bladder, the patient denied having been catherised.

On delayed phase, a tiny fistula is seen connecting the bladder to the wall of the mass. it is better visualized on sagittal thin section MIP images.

  • Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

Case Discussion

The most common causes of colovesical fistula are diverticulitis and colorectal carcinoma.

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