potassium-43

potassium-43

n.
An artificially produced beta-emitting isotope of potassium having a half-life of 22 hours; it is used as a radioactive tracer in myocardial perfusion studies.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
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