What are the causes of lowered ejection fraction?

Answer:
Ejection fraction is Stroke Volume/end-diastolic volume. This is a measure of the amount of blood ejected from the left ventricle each beat.

Things that can lower this ejection fraction are:
Damage to the heart muscle (heartattack)
Weak muscle
Lack of muscle (dilated cardiomyopathy)
Low fluid volume
CHF....
First answer by Bpcardona. Last edit by Bpcardona. Contributor trust: 4 [recommend contributor recommended]. Question popularity: 1 [recommend question].