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 ...

The clinical diagnosis of acute pericarditis is based on simple criteria: typical chest pain, pericardial friction rub (Figure 2), widespread ST-segment elevation (Figure 3) and pericardial ...

The cardiothoracic ratio is generally normal, but may be increased due to concomitant pericardial effusion. Pericardial calcification, a sign of chronicity, may be observed in chronic CP ...

Cardiac tamponade occurs when a pericardial effusion exerts a significant amount of pressure externally on the heart, resulting in impaired right ventricular filling eventually causing decreased ...