Sinus rhythm (a.k.a. normal sinus rhythm) refers to the normal heart beat originating from the sinoatrial node. This is manifested as an upright P wave in lead II of the ECG. Sinus bradycardia ...
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Sinus Arrhythmia: What’s Normal vs. IrregularLike normal sinus rhythm, the heart rate is still (usually) between 60 and 100 beats per minute, and the P waves are the same ...
Ventricular tachycardia refers to a wide QRS complex heart rhythm ... fusion beat — also known as Dressler’s beat — occurs when sinus node activity (P wave) begins to conduct through the ...
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