CT

Non-contrast enhanced CT - 24 hours

Excretion of intr...
Axial non-contrast
Excretion of intravenous contrast through the hepatobiliary system (vicarious excretion of contrast). Note the presence of a hyperdense gallbladder with multiple cholelithiasis within, some of them not previously visualized due to the lack of calcium.
Modality: CT (non-contrast)

- “ Gallbladder opacification from vicarious excretion may indicate decreased renal function (remember the suspicion of a bladder rupture in our patie...”

Used in the following article:

  • Vicarious contrast material excretion - “ Vicarious contrast material excretion (VCME) defines excretion of water-soluble contrast material in a way other than via normal renal secretion. ...”

View full size version of Vicarious contrast excretion

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