A pericardial effusion occurs when a significant amount of fluid fills the pericardial space. Individuals without pericardial effusion have a small amount of pericardial fluid (15 mL to 50 mL ...

This pericardial knock occurs earlier than an S3 heart sound which is the distinguishing factor (since the S3 heart sound occurs from stretch of a very compliant left ventricle which takes a short ...

The pericardium is characterized by a two-layer sac that surrounds the heart and provides an enclosed, lubricated space. Diseases of the pericardium may occur due to active inflammation ...