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Federal University of Rio de Janiero

Parameters improve LV hypertrophy detection in resistant hypertension

Published in Medical Imaging Week, March 4th, 2006

Combined QT interval and voltage criteria improve left ventricular hypertrophy detection in resistant hypertension.

According to a report from Brazil, "QT interval parameters have been associated with left ventricular hypertrophy (LVH) in hypertensive patients. The aim of this study is to assess this relationship in resistant hypertension and, in particular, to evaluate whether any QT interval parameter could provide additive information for LVH beyond that obtained from the best electrocardiographic voltage criterion."

"In a cross-sectional study, 471 resistant hypertensives were submitted to standard 12-lead ECGs, 24-hour ambulatory blood pressure...

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