THE MERCK MANUAL: The Merck Manual of Diagnosis and Therapymultimedia

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  • Cardiovascular Examination
  • Pericardial Friction Rub

    Friction rubs are frequently described as creaking or scratching but may sound like more common murmurs. This rub is triphasic, with a soft systolic component and 2 louder components in quick succession during early diastole.

    Recording provided by Jules Constant, MD.