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Gadolinium-Based Contrast Agents

The use of gadolinium-based contrast agents in MRI exams and their associated risks and benefits.

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Jan 25, 2026
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Is dye used in MRI

Yes — some MRI exams use an injectable contrast “dye,” most commonly a contrast agent (GBCA), to make certain tissues, blood vessels and lesions easier to see; many MRIs do not use contrast and the ch...