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The aim of this study was to assess the specificity and total positive rate of head- up tilt testing (HUTT) potentiated with sublingual nitroglycerin in detecting the vasovagal origin of unexplained syncope in the elderly, since the diagnostic value of this non- invasive test has not yet been proven in this age group. In a period of 3 years, 128 elderly patients (mean age 71.6±5.1 years, 50% males)...
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