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A 37-year-old member asked:

How long does the the dye stay in your body for a ct-scan?

2 doctor answers4 doctors weighed in
Dr. Michael Korona
Interventional Radiology 33 years experience
Depends.: Iv contrast clears in 8-10 hours if kidneys are working normally. If your kidneys are not working normally, the dye can stay in your body for several days. Oral contrast can stay in your bowel for several days.
Dr. Michael Korona
Interventional Radiology 33 years experience
Depends.: Iv contrast clears in 8-10 hours if kidneys are working normally. If your kidneys are not working normally, the dye can stay in your body for several days. Oral contrast can stay in your bowel for several days.

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A 34-year-old member asked:

How long does it take for contrast dye from a CT scan to leave your body?

1 doctor answer3 doctors weighed in
Dr. Alfred Parkhill Hand
Radiology 21 years experience
24 hours: In a patient with normal renal function, contrast should be out of your system within 24 hours.
A 32-year-old member asked:

How long does it take for CT scan dye to leave your system?

1 doctor answer1 doctor weighed in
Dr. Alfred Parkhill Hand
Radiology 21 years experience
a few hours: The I.V. Contrast is filtered unchanged by the kidneys with most of the administered dose appearing in the urine within a few hours.
A 41-year-old member asked:

How long does it take CT scan IV dye and oral to get out of your system?

1 doctor answer2 doctors weighed in
Dr. Bruce J. Stringer
Radiology 47 years experience
Depends: Given normal renal function, most of the IV contrast will have been excreted in the urine in a few hours. The oral contrast will be eliminated in the stools over the next few days depending on your regularity status.

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Last updated Jun 4, 2019

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