A 35-year-old film producer had been told in 1942, when he was 26, that he had auricular fibrillation. He considered himself in good health at the time. In 1949, after a severe emotional strain, he ...

There is clearly a tachycardia with narrow QRS complexes indicating a supraventricular rhythm. The clues to the aetiology are the heart rate of almost exactly 150 / min and the saw tooth waves seen ...

Munich, Germany – August 28 2012: Surgical ablation of the left atrium to restore regular sinus rhythm is widely used in patients with atrial fibrillation (AF) undergoing cardiac surgery. The ...

Have you ever heard the term 'sinus arrhythmia' and wondered what it means? You might have come across it during a routine check-up or on an Electrocardiogram (ECG) and felt concerned. The word ...

The correct answer is sinus pause due to sinus node exit block. The rhythm is regular at a rate of 80 beats/min, although two long RR intervals (└┘) with a rate of 40 beats/min are present in the ...