Skip to Content
Medical Term:

pericardial friction sound

 

Definition: a to-and-fro grating, rasping, or, rarely, creaking sound heard over the heart in some cases of pericarditis, due to rubbing of the inflamed pericardial surfaces as the heart contracts and relaxes; during normal sinus rhythm it is usually triphasic; during any rhythm it may be biphasic or uniphasic.

Synonym(s): pericardial rub, pericardial friction rub

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
Hide