Usually occurs during a rapid, regular abnormal atrial rhythm such as atrial tachycardia or atrial flutter and results in an irregular ventricular response (i.e. the degree of conduction varies between 2:1, 3:1, 4:1, etc.)
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Usually occurs during a rapid, regular abnormal atrial rhythm such as atrial tachycardia or atrial flutter and results in an irregular ventricular response (i.e. the degree of conduction varies between 2:1, 3:1, 4:1, etc.)