A member asked:

I have an asa and asd my echo showed an ef of 63 by machine but by visual it was 50-55 is this bad? how can it be two diff readings

A doctor has provided 1 answer
Dr. William Jenkins answered

Specializes in Anesthesiology

The EF: is changed by loading conditions and can vary not necessarily meaning your heart is any different, there is operator variability also

Answered 1/21/2017

3.6k views

Thank

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