Ventricular Arrhythmias


What is ventricular arrhythmia?
Ventricular arrhythmias include ventricular tachycardia and ventricular fibrillation. Both are life threatening arrhythmias most commonly associated with heart attacks.

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Causes and Risk Factors

What causes ventricular arrhythmias?
Ventricular arrhythmias result when electrical impulses generated in your heart's ventricles disturb the normal pattern generated by the sinoatrial (S-A) node and the heart's electrical conduction system.

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What are symptoms of ventricular arrhythmia?
Someone with a ventricular arrhythmia may experience fainting spells, blackouts, temporary blind spots, chest pounding, or dizziness.

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How is ventricular arrhythmia diagnosed?
To diagnose an arrhythmia, your doctor will typically start with an electrocardiogram (ECG) test.

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