Article Text
Images in medicine
Vicarious contrast excretion causing intraluminal colonic contrast on abdominal CT
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The patient underwent an intravenous contrast-enhanced abdominal CT scan due to suspected bleeding after renal transplant biopsy. He had minimal native renal function. Two days later, a repeat CT scan was performed on suspicion of further bleeding, resulting in these images. Our initial suspicion was that the patient had been inappropriately prepared with oral contrast agent for a previous scan …
Footnotes
Contributors DT and WP were equally involved in the conception, research and writing of this case.
Competing interests None declared.
Patient consent Obtained.
Provenance and peer review Not commissioned; internally peer reviewed.