The rhythm is regular at a rate of 120 beats/min. A pacemaker stimulus occurs before each QRS complex (→). This is ventricular pacing. Because the pacing rate is 120 beats/min, the mode of pacing must ...
The nitric oxide-independent soluble guanylate cyclase activator ataciguat continued to show promise for slowing the progression of fibrocalcific aortic valve stenosis in phase I and II studies.
A 68-year-old man with a history of a low left ventricular ejection fraction and symptomatic bradycardia who is treated with a pacemaker presents to his primary care provider for a routine physical ...
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