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Magnetic resonance angiography (MRA) has replaced catheter x-ray angiography for most evaluations, and despite the recent regulatory approval of gadofosveset for use with MRA of the AOD, radiologists continue to use unapproved extracellular contrast agents. Radiologists will become more familiar with specific equipment set-ups to optimize imaging requirements, and will be better able to implement this important technology in their practice.
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