pericardial friction sound

Medical Dictionary

pericardial friction sound n.
An oscillating creaking sound sometimes heard on auscultation, caused by the rubbing together of inflamed pericardial surfaces as the heart contracts and relaxes. Also called pericardial rub.

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