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 ...

If there is a P wave before every QRS complex, and it has a sinus morphology, then normal sinus rhythm, or NSR, is said to be present. A sinus morphology is an upright P wave in lead II and ...

Dr Liju concluded, “The respiratory type of sinus arrhythmia is a normal variation in heart rhythm and is usually beneficial. It represents the dynamic interaction between the heart and the ...

The sinus node is the heart’s natural “pacemaker,” which means it is responsible for setting the rhythm of a person’s heartbeats. Normal sinus rhythm is a regular rhythm that occurs in ...

Tachycardia describes when the heart beats faster than normal. Sinus rhythm with tachycardia occurs when the sinus node fires electrical impulses abnormally quickly. Inappropriate sinus ...

An artificial intelligence (AI) model may identify patients with intermittent atrial fibrillation (AF), even when performed during normal sinus rhythm, in a little as 10 seconds, a new study suggests.

I am leaning toward having a Watchman device implanted and trying Tikosyn to see if it can return me to sinus rhythm ... to bring the heart rate to near-normal and to reduce stroke risk.

In a normal heart rhythm ... cells in your heart’s right atrium called the sinus node (sinoatrial, or SA, node) usually control its rhythm. The SA node acts as a natural pacemaker, creating ...

EXETER, UK — Patients with supraventricular tachycardia (SVT) treated with a modified Valsalva maneuver are nearly four times more likely to return to normal sinus rhythm than individuals ...