Ventricular Fibrillation Differential Diagnoses

Updated: Apr 29, 2014
  • Author: Sandeep K Goyal, MD, FHRS; Chief Editor: Jeffrey N Rottman, MD  more...
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Diagnostic Considerations

In all adult cases, ischemic cardiomyopathy is at the top of the differential diagnosis of causes of ventricular fibrillation (VF). However, dilated cardiomyopathy is becoming increasingly common.

In children and adolescents, hypertrophic cardiomyopathy is most common. VF in these patients often occurs at rest or with mild exertional activity, but vigorous exercise is the trigger in a significant portion of cases.

Differential Diagnoses