Most echocardiograms don’t require extensive preparation. If you’re having a transesophageal echocardiogram, you may need to fast for several hours before your procedure. Unlike several other ...

Diagnosis is clinical, based on hypotension with a large pericardial effusion; however, echocardiography can ... reducing left heart cardiac output and thus decreasing systemic pressure ...

Two-dimensional echocardiography can demonstrate a thickened ... During cardiac catheterization, the cardiac output and pressure gradient are directly measured and used to calculate the AVA ...