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Premature atrial contractionsThe normal heart rhythm is set by the sinoatrial node, an area of specialized tissue in the atrium. Occasionally an early or "premature" beat or contraction originates from the atriu [..]
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Premature atrial contractionsA type of Cardiac Arrhythmia with premature atrial contractions or beats caused by signals originating from ectopic atrial sites. The ectopic signals may or may not conduct to the Heart Ventricles. At [..]
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