History– after prolonged standing, in stuffy places, at the sight of blood or a siringe, after stress, emotion, during or after effort
Prodromal symptoms – sudden weakness, sweat, visual disurbances, dyspnoe, palpitationes,
Physical examination: bradycardia, hypotonia, contusiones
Echo, Holter ecg
TILT test (HUTT) (nonphisiological provocation)
Implantable loop recorder (ILR)