Nuclear Ventriculography (MUGA or RNV)
Alternate Names : Cardiac Blood Pooling Imaging, MUGA, Nuclear Heart Scan, Radionuclide Ventriculography, RNV
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How is the Test Performed?
A radioactive isotope is injected into your vein. Commonly used isotopes include technetium and thallium. Radioactive isotopes attach to red blood cells and pass through the heart in the circulating blood. The radioactive isotope can be traced through the heart using special cameras or scanners. The images may be synchronized with an electrocardiogram.
You will be tested when you are resting, then tested again with exercise or after administering certain medications.
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