atrial bigeminy

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Related to atrial bigeminy: ventricular bigeminy

a·tri·al bi·gem·i·ny

pairing of atrial beats, as when an atrial extrasystole is coupled to each sinus beat.
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References in periodicals archive ?
The pattern of atrial bigeminy seen in the Figure also could be produced by an automatic focus in the A-V junction or low in the atria.
It should be noted that the majority of atrial premature beats including frequent atrial premature beats and even atrial bigeminy do not require treatment if the patient has no symptoms.
DIAGNOSIS: Sinus rhythm, atrial bigeminy with right bundle branch block (RBBB) type aberrant ventricular conduction of alternate atrial premature complexes (APCs), and Q waves of inferior and anterolateral myocardial infarcts of indeterminate age.