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bigeminy image from New Medical Terms

EKG of bigeminy


Definition A cardiac arrhythmia in which abnormal contractions/complexes (beats) occur every other consecutive normal beat, as occurs in premature ventricular contractions (PVCs, aka bigeminal premature ventricular beats). 

Comment Data from CAST and CAST II—Cardiac Arrhythmia Suppression Trials indicated that mortality is increased with successful long-term suppression of premature ventricular complexes after myocardial infarction in older patients. 

Synonyms Bigemina, bigeminal pulse, bigeminal rhythm, bigemini, coupled rhythm, coupling (in part), ventricular bigeminy


Am Fam Physician. 2002 Jun 15;65(12):2491-2497  

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