It consists of three symptoms that often occur together: hypotension (low blood pressure), jugular vein distention (swollen ... This fluid build-up is called pericardial effusion.

A pericardial knock can be present in patients with constrictive pericarditis as the early filling of the left ventricle is limited from the constrictive process. This pericardial knock occurs ...

Prolonged QTc interval, pericardial effusion and diastolic dysfunction are associated with higher mortality.