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aortic notch

aortic notch in Medicine

aortic notch n.
A slight notch in a sphygmographic tracing caused by rebound from the closure of the aortic valves.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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