Cardiac tamponade occurs when a pericardial effusion exerts a significant ... reflects a decrease in systolic blood pressure with inspiration of more than 12 mmHg. Pulsus paradoxus also occurs ...

The most severe complication of acute pericarditis is cardiac tamponade—a medical emergency ... vital signs (temperature, ...

This fluid build-up is called pericardial effusion ... common symptom of cardiac tamponade is pulsus paradoxus. This term refers to a dramatic drop in blood pressure that happens when you breathe ...

This hemodynamic effect of a large pericardial effusion causing cardiac tamponade is referred to ... only small changes in measured systolic blood pressure ― no more than 10 mm Hg.

BACKGROUND: Low-pressure cardiac tamponade is a form of cardiac tamponade in which a comparatively low pericardial pressure results in cardiac compression because of low filling pressure.