Ejection fraction (EF) measures how well the heart pumps blood. A normal EF is 55% to 70%, meaning the heart pumps out at least half of the blood in its left ventricle with each beat. An EF below 50% ...
This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...
A new algorithm for estimating left ventricular filling pressure (LVFP) by echocardiography reduced indeterminate results to just two cases compared with 38 using previous guidelines, achieving 86% ...
PanEcho accurately estimated left ventricular ejection fraction, and detected moderate or worse left ventricular systolic dysfunction, right ventricular systolic dysfunction and severe aortic stenosis ...
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The Medicine Cabinet: Ask the Harvard Experts: When a stiff heart leads to heart failure
Q: I was recently diagnosed with mild heart failure. But my echocardiogram showed a normal ejection fraction. Why would I still have heart failure? A: Heart failure conjures up the image of your heart ...
To convert the values for urea nitrogen to millimoles per liter, multiply by 0.357. To convert the values for creatinine to micromoles per liter, multiply by 88.4. To convert the values for glucose to ...
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