More Information: Your question is interesting when I see that you have had a number of "sophisticated" cardiac tests. Yes one heartbeat initiates circulation at a given pressure but a lot of disorders affect the VESSELS which require the heart to beat at a higher pressure. Hope this helps! Dr Z
Answered 10/18/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
5 doctors weighed in across 2 answers
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