Non-contrast enhanced CT - Emergency room

A non-contrast CT...
Axial non-contrast
A non-contrast CT was performed before intravenous contrast injection. Red arrow: Note the presence of an hypodense gallbladder with some cholelythiasis within.
Modality: CT (non-contrast)

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

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