title: Vasovagal syncope?
mesh_terms: D001283:Atrioventricular Node / Q000503:physiopathology; D006327:Heart Block / Q000150:complications; D006801:Humans; D013575:Syncope / Q000209:etiology* / Q000503:physiopathology; D014630:Vagus Nerve / Q000503:physiopathology