Mesh term Tachycardia, Ectopic Atrial
Browse to parent terms:Tachycardia, Supraventricular
Description
Abnormally rapid heartbeats originating from one or more automatic foci (nonsinus pacemakers) in the HEART ATRIUM but away from the SINOATRIAL NODE. Unlike the reentry mechanism, automatic tachycardia speeds up and slows down gradually. The episode is characterized by a HEART RATE between 135 to less than 200 beats per minute and lasting 30 seconds or longer.Search for this term in our Faculty Database
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