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A 33-year-old member asked:

What is an abnormal heart rate that can impair cardiac output called?

1 doctor answer1 doctor weighed in
Dr. Charles Glassman
Internal Medicine 36 years experience
Cardiac Output: Cardiac output equals stroke volume x heart rate. That means if the heart rate goes up the cardiac output will go up. The stroke volume is how much the heart pumps out with each contraction. That can go down if the heart rhythm is off like in atrial fibrillation.

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Last updated Sep 15, 2013

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