What if there is a delay (approximately two hours) between the adenosine infusion and the time the stress images are taken?
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Will stress images be accurate or valid? Will a sufficient amount of adenosine still have an effect after two hours? I have small vessel disease (post cardiac cath) but I'm concerned about the accuracy of the extent of damage in the stress image.

Are yearly nuclear heart scans appropriate?
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Are yearly nuclear heart scans appropriate?

How much radiation does the patient receive during a nuclear heart scan?
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Is a dangerous amount of radiation received during a nuclear heart scan?

What is a Nuclear Heart Scan?
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How is it different from a CT scan of the heart?