Assertion: mitral valve prolapse's symptom | /r/CreatedBy | extraordinary impulses
Facets:
Source sentences:
text: Catheter ablation of ventricular arrhythmias is indicated in patients with frequent ventricular ectopia associated with symptoms or dysfunction of the left ventricle, and ventricular tachycardia, or even ventricular fibrillation (which may be caused by extraordinary impulses originating from the papillary muscle or Purkinje system).