1·The principal manifestation of the syndrome is syncope or presyncope, often accompanied by palpitations.
该综合征的主要表现为晕厥或晕厥前，常伴有心悸。
2·Patients should be cautioned to avoid situations in which syncope could result in injury.
患者应当心避免发生晕厥而受伤情况的发生。
3·Causes of syncope include any process that transiently reduces cerebral perfusion.
晕厥的原因包括任何可以暂时性减少脑灌注的病变。
4·Psychiatric illnesses most commonly associated with syncope are major depression (12.2%), alcoholism (9.2%), generalized anxiety disorder (8.6%), and panic disorder (4.3%).
与晕厥最有关系的精神疾病包括严重的抑郁(12.2%)、酒精中毒(9.2%)、全身性焦虑(8.6%)和恐惧病(4.3%)。
5·Primary cardiac tumors can mimic many other cardiac conditions and may cause obstruction to blood flow, heart failure, chest pain, syncope, pulmonary hypertension, and arrhythmias.
原发性心脏肿瘤可以产生许多其他心脏病的表现，可能阻塞血流，引起心力衰竭、胸痛、晕厥、肺动脉高压和心律失常等。