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Clinical features

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

The symptoms of neurocardiogenic syndrome often include:

  • a prodrome of light headedness or "blacking out"
  • headache, malaise and nausea following an attack

A witness may report that the patient:

  • appeared pale
  • was cold and clammy
  • had a short seizure
  • became orientated rapidly upon regaining consciousness

The factors which trigger the neurocardiogenic syndrome include:

  • emotion
  • fear and pain
  • heavy meals and alcohol
  • micturition, defecation and coughing
  • prolonged upright posture
  • a warm environment
  • dehydration

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