If there is sinus rhythm, and the heart rate is greater than 100 bpm, then sinus tachycardia is present. The links below take you to examples of each of these. If there are no P waves present ...

Examples: Potassium channel blockers work ... Pacemakers are small devices implanted under the skin to help control abnormal heart rhythms. They send electrical impulses to stimulate the heart ...

This ECG displays an accelerated idioventricular rhythm. This has a left bundle branch block pattern and is a good example of the AV dissociation that occurs. Now, look at the rhythm strip at the ...

The researchers found that just six weeks of anabolic steroid use can harm the way cells in the heart work together. The ...

Harbaugh said during his end-of-season remarks on Wednesday that he will “soon” have an ablation to treat an irregular heart ...