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A 45-year-old member asked:

How do a plain ct of the kidneyand bladder, and a ct urogram differ?

1 doctor answer1 doctor weighed in
Dr. Amy Levine
Radiology 23 years experience
Contrast: A plain ct looks for stones. A ct urogram uses IV contrast (dye) to better evaluate the renal pelvis and ureter (the "tube" connecting your kidneys to your bladder). These structures are not well seen without contrast.

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Last updated Mar 15, 2020
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