…The effusion itself may consist of serous fluid (transudate), protein rich fluid (exudate) to pure blood (exudate). Often pericardial effusion is detected randomly (for example…

…Genetic and miscellaneous conditions Eletrical alternans: an ECG sign of pericardial effusion and cardiac tamponade The pericardial space (cavity) always contains a small amount of…

…and the compliance of the pericardium. Rapid accumulation may cause tamponade with a relatively small volume, whereas a slowly enlarging effusion may reach a much…

…40 ms Left atrial enlargement Low voltage QRS < 5 mm in the limb leads or < 10 mm in the chest leads Pericardial effusion…

…the only absolute indication, and always urgent. A large pericardial effusion with symptoms despite medical treatment. Diagnostic drainage in suspected purulent pericarditis, tuberculosis or malignancy…

…Type A IMH may cause: Aortic regurgitation Haemopericardium or pericardial effusion Aortic rupture Proximal aortic complications Malperfusion and pulse deficits are less common in type…

…Findings suggesting pericardial effusion A large effusion may cause: Diminished heart sounds Disappearance of the friction rub Loss of the apical impulse Electrical alternans on…

…acute myocardial infarction. Clinical examination may reveal pericardial friction rub and the echocardiogram may show increased fluid in the pericardial cavity ( pericardial effusion ). Hemodynamic compromise…

…It is uncommon for chronic pericardial effusions to cause sudden cardiac arrest since these cases tend to be recognized and managed before circulatory collapse occurs…

…Hemodynamic effects of constrictive pericarditis Diastolic heart failure and right heart failure The rigid pericardium prevents all four heart chambers from dilating adequately during diastole…