Final diagnoses in 195 patients presenting with syncope

DiagnosisNumber of patients (%)
Neurally mediated syncope (Vasovagal 30%, situational 3.5%, carotid sinus syndrome 2.0%)69 (35.2%)
Cardiac syncope (Bradyarrhythmias 11.3%, tachyarrhythmias 7.1%, hemodynamic 3.0%)41 (20.9%)
Neurologic syncope (Cerebrovascular 10.8%, epilepsy 3.0%)27 (13.8%)
Orthostatic hypotension12 (6.1%)
Psychiatric syncope11 (5.6%)
Metabolic syncope1 (0.5%)
Syncope of unknown origin34 (17.5%)