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Ventricular Fibrillation Symptoms & Diagnosis

Symptoms

Ventricular fibrillation happens without warning. When it occurs, symptoms may include:

  • Loss of consciousness within seconds
  • Sudden collapse
  • Seizures
  • Loss of color in the skin
  • Dilated pupils
  • No detectable pulse, heartbeat, or blood pressure

Diagnosis

Ventricular fibrillation is suspected when a person collapses suddenly and has no detectable pulse or heartbeat. The diagnosis is confirmed by electrocardiography (ECG) . ECG records the heart’s activity by measuring electrical currents through the heart muscle.

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Ventricular Fibrillation Guide

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