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What is a computerized tomography (CT) scan with contrast?

In computerized tomography (CT) scans, also called computed tomography or CAT scans, with contrast, people are given a dye to make the pictures really stand out. Contrast lets parts of the body be seen in extra detail. It is given as a drink or an injection right before the CT scan is performed. The injection can hurt a bit but the pain doesn’t last for long.

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