Syncope.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000150:complications; D009202:Cardiomyopathies / Q000150:complications; D002560:Cerebrovascular Circulation; D002648:Child; D003327:Coronary Disease / Q000150:complications; D064420:Drug-Related Side Effects and Adverse Reactions; D004452:Echocardiography; D004562:Electrocardiography; D005080:Exercise Test; D005260:Female; D006329:Heart Conduction System / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D007024:Hypotension, Orthostatic / Q000209:etiology; D008297:Male; D008945:Mitral Valve Prolapse / Q000150:complications; D013575:Syncope / Q000175:diagnosis / Q000209:etiology* / Q000503:physiopathology