Pericardial Rub

Brief Information
A rubbing sound due to the friction of visceral and parietal pericard layers.
Findings on Examination
The rubbing may occupy all of systole an diastole. It is intense, grating, machine-like sound; which may have 3 components and obliterate heart sounds. If it has only 1 or 2 components, it may sound like murmur.

Heart Sound
Compare with
Normal Heart Sound (441K)

Y.E. Kocabasoglu and R.H. Henning

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