Diagnostic criteria

  Each sinus beat is followed by a ventricular premature beat.

  The wide QRS complexes without preceding P waves are ventricular premature beats.





ECG 1. Ventricular bigeminy.

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ECG 2. Ventricular bigeminal rhythm.
P wave, QRS complex , T wave and VPS with no preceding P wave are shown.

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ECG 3. Ventricular bigeminy in another patient.

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ECG 4. Ventricular bigeminy in another patient with normal coronary arteries.

Normally conducted sinus beats
are followed by ventricular premature beats .

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ECG 5. Ventricular bigeminy in another patient.

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