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 ...

To understand the difference between normal sinus rhythm and sinus arrhythmia, it's best to start by exploring the role of an electrocardiogram (ECG or EKG) in diagnosing such rhythms. During an ...

This results in an upright P wave in lead II on the ECG. 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.

The results of your EKG will show the pattern of your heart's electrical activity. Normal results, also known as "normal ...

How often should I take an ECG reading? Provided your heart gets a normal sinus rhythm, you’re likely to only need to periodically take an ECG test, just to check everything is in order.

The ability to identify an abnormality on the 12-lead ECG ... AV block. Sinus bradycardia is defined as a heart rate of <60 beats/min and is present in up to 80% of highly trained athletes.6,11 Heart ...

Patients activate the unit when they experience symptoms so that an abnormal rhythm or an ECG synchronous with the symptoms can be recorded. The loop recorder is capable of recording information ...

They are characterized by premature, wider-than-normal ... sinus depolarization would suppress it 2,3. Figure 2: An ECG obtained from a beagle dog 21 days later, showing six rhythm strips ...