Objective It is considered that head-up tilt testing(HUT) is the most valuable method for diagnosis of vasovagal syncope.
目的探讨直立倾斜试验对血管迷走性晕厥的临床诊断与应用价值。
Objective: To determine the value of intravenous esmolol to predict efficacy of oral metoprolol in patients with vasovagal syncope(VVS) induced by head-up tilt table testing(HUT).
结论在严格排除心、脑器质性疾患后，应重视以胸闷、胸痛或心悸等循环系统症状为主要表现患者的直立倾斜试验检查，这类患者极有可能为血管迷走性晕厥。
Objective: To determine the value of intravenous esmolol to predict efficacy of oral metoprolol in patients with vasovagal syncope(VVS) induced by head-up tilt table testing(HUT).
结论在严格排除心、脑器质性疾患后，应重视以胸闷、胸痛或心悸等循环系统症状为主要表现患者的直立倾斜试验检查，这类患者极有可能为血管迷走性晕厥。
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