Source:http://linkedlifedata.com/resource/umls/id/C0030587
NCI: A disorder characterized by a dysrhythmia with abrupt onset and sudden termination of atrial contractions with a rate of 150-250 beats per minute. The rhythm disturbance originates in the atria.,CHV: periods of very rapid heart beats that begin and end abruptly,CHV: periods of very rapid heart beats that begin and end abruptly,NCI: An episodic form of atrial tachycardia, with abrupt onset and termination.