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What is the difference between a pac and a pvc?

3 doctors weighed in
Dr. Robert Killian
General Practice
2 doctors agree

In brief: Atria & Ventricles

A stands for atria.
..The top part of the heart. V stands for a ventricles, the bottom of the heart.

In brief: Atria & Ventricles

A stands for atria.
..The top part of the heart. V stands for a ventricles, the bottom of the heart.
Dr. Robert Killian
Dr. Robert Killian
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1 comment
Dr. William Harris
P stands for Premature, C stands for contraction. It all has to do with where the premature beat originates. You can have a premature beat that originates in the top part of the heart (usually a little faster rate), or you can have a premature beat that originates in the bottom of the heart.
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