The head-up<unk>  table test mimics the orthostatic stress. The orthostatic stress results in maximal venous pooling, central hypovolaemia and peripheral provocation of vasovagal<unk> .
Neurocardiogenic syncope tilt table testing
Confusion electrocardiogram
Catecholaminergic polymorphic ventricular tachycardia exercise stress testing
Wide complex tachycardia electrophysiologic testing
Tilt table test
Sleep apnea MRI
Torsades de pointes electrocardiogram
Short QT syndrome genetic testing