But the positive rates of the Bielschowsky head tilt test are still high.
患侧倾斜垂直斜视度也有明显改善，但歪头试验的阳性率仍较高。
Objective: To evaluate sublingual isosorbide dinitrate before tilt test in the diagnosis of unexplained syncope.
目的：探讨倾斜试验和硝酸异山梨醇酯舌下含化倾斜试验在不明原因晕厥诊断中的价值。
Objective To study the characteristics and clinical features of positive response during head - up tilt test (HUT) in children.
目的探讨儿童直立倾斜试验(HUT)阳性反应特点及临床特征。
Objective To explore the relationship between unexplained chest distress and(or)chest pain in children and head-up tilt test(HUTT).
目的探讨儿童不明原因胸闷和（或）胸痛与直立倾斜试验（HUTT）的关系。
Head up tilt test plays a crucial role to direct diagnosis of vasovagal syncope, which has important value in clinical application.
直立倾斜试验对血管迷走性晕厥疾病的直接诊断起着决定性的作用，具有重要的临床应用价值。
Objective: to study head-up tilt test (HUT) in the diagnosis of vasovagal syncope (VS) and to evaluate therapeutic effect of metoprolol treating VS.
目的：研究直立倾斜试验(HUT)诊断血管迷走性晕厥(VS)，观察美托洛尔治疗VS的疗效。
Objective To evaluate cerebral autoregulation in cerebral vascular disease using transeranial Doppler(TCD)-CO2 test and head-upright tilt test(HUTT).
目的应用TCD和倾斜试验评价脑血管病患者的脑血流自身调节。
Methods: to analyze the data of head up tilt test (HUT) of 100 patients with symptoms of vasovagal syncope clinically and 21 normal controls with no history of syncope.
方法：分析100例临床表现为血管迷走性晕厥的患者和21名无晕厥史的正常人直立倾斜试验的结果。
Methods: to analyze the data of head up tilt test (HUT) of 100 patients with symptoms of vasovagal syncope clinically and 21 normal controls with no history of syncope.
方法：分析100例临床表现为血管迷走性晕厥的患者和21名无晕厥史的正常人直立倾斜试验的结果。
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