August 1, 2012 (Calgary, Alberta) — A joint consensus statement issued by the Heart Rhythm Society (HRS) and the American College of Cardiology Foundation (ACCF) recommends that patients with ...

A 68-year-old male with morbid obesity and no past medical history comes to the office complaining of fatigue and shortness of breath. He does not feel dizzy and has never passed out. He takes no ...

A 31-year-old woman with no significant medical history presents with intermittent heart palpitations, dizziness, shortness of breath, and fatigue provoked by exercise. Can you make the diagnosis? A ...

Sinus rhythm is the term for the regular pattern of heartbeats driven by the heart’s natural pacemaker, the sinus node. Variations like sinus tachycardia (fast heart rate) and sinus bradycardia (slow ...

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 ...

Fact checked byProfessional Communications, Inc. Antiarrhythmic drugs act on the electrical conduction system of the heart. The most common use of these drugs is as part of a rhythm control strategy ...