1 doctor weighed in:

If left ejection fraction is maintained in diastolic heart failure, why is the cardiac output decreased?

1 doctor weighed in
Dr. Stephen Southard
Internal Medicine

In brief: Think stiffness

In diastolic dysfunction, the heart muscle tends to be stiff, so that it doesn't "relax" well and fill with blood.
So even if the heart can pump blood forward OK, if it doesn't fill up appropriately, then it won't function optimally ...

In brief: Think stiffness

In diastolic dysfunction, the heart muscle tends to be stiff, so that it doesn't "relax" well and fill with blood.
So even if the heart can pump blood forward OK, if it doesn't fill up appropriately, then it won't function optimally ...
Dr. Stephen Southard
Dr. Stephen Southard
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