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High prevalence of left ventricular systolic and diastolic asynchrony in patients with congestive heart failure and normal QRS duration

Heart · 2002 · Vol. 89(1) · pp. 54–60
CM YuH LinQ ZhangJ E Sanderson

Abstract

LV systolic and diastolic mechanical asynchrony is common in patients with HF with narrow QRS complexes. As QRS complex duration is not a determinant of systolic asynchrony, it implies that assessment of intraventricular synchronicity is probably more important than QRS duration in considering cardiac resynchronisation treatment.

Cardiac pacing and defibrillation studiesCardiovascular Function and Risk FactorsCardiac Arrhythmias and TreatmentsQRS complexCardiologyInternal medicineMedicineHeart failureDiastoleElectrocardiographyBlood pressure

MeSH terms

AgedFemaleHeart Conduction SystemHeart FailureHeart RateHumansMaleMyocardial ContractionProspective StudiesRegression AnalysisEchocardiography, DopplerVentricular Dysfunction, Left
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High prevalence of left ventricular systolic and diastolic asynchrony in patients with congestive heart failure and normal QRS duration · Scinovex