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Paroxysmal Supraventricular Tachycardia (PVST) Learning Center

Causes could include:
Normally, the chambers of the heart (atria and ventricles) contract in a coordinated manner. The contractions are caused by an electrical signal that begins in an area of the heart called the sinoatrial node (also called the sinus node or SA node)...
Source:ADAM
Date:May 12, 2008
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