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Retired NBME 15 Answers

nbme15/Block 1/Question#19 (reveal difficulty score)
A 65-year-old man with a history of ischemic ...
33% ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
tags: calculation

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submitted by โˆ—cassdawg(1781)
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Ejection fraction = (EDV-ESV) / EDV

Basically it is the amount of blood they get out in a stroke, so it would be the blood in before minus the blood left after a stroke/systole, divided by the blood in before the stroke.

FA2020 p285

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