Sinus bradycardia occurs on an ECG when there is a normal upright P wave in lead II ― sinus P wave ― preceding every QRS complex with a ventricular rate of less than 60 beats per minute.

Sinus bradycardia occurs on an ECG when there is a normal upright P wave in lead II (sinus P wave) preceding every QRS complex with a ventricular rate of less than 60 beats per minute. Frequently ...

Bradycardia, or a heart rate that is too slow, can be a serious condition, especially if the heart is not pumping enough oxygen-rich blood throughout the body. Here's what medical experts consider ...

Sinus bradycardia is defined as a heart rate of <60 beats/min and ... 6,11–14 A junctional or nodal rhythm occurs when the QRS rate is faster than the resting P wave or sinus rate which is slowed in ...

We evaluated the outcome of AF ablation in patients with paroxysmal AF-related tachycardia-bradycardia syndrome and compared the efficacy of catheter ablation with permanent pacing plus ...