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2009 ICD-9-CM
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| Syncope, Vasovagal Syncope, Neurocardiogenic | Syncope, Neurogenic | Syncope, Vasodepressor | Neurally Mediated Faint | Syncope, Cerebral | Syncope, Malignant Neurocardiogenic | Syncope, Supine | Syncope, Vasovagal, Neurally-Mediated | Cerebral Syncope Loss of consciousness due to a reduction in blood pressure that is associated with an increase in vagal tone and peripheral vasodilation. |