Accuracy of duplex ultrasonography versus angiotomography for the diagnosis of extracranial internal carotid stenosis
RAUL MUFFATO DAOLIO,
LUIZ FERNANDO SANTETTI ZANIN,
CAROLINA DUTRA QUEIROZ FLUMIGNAN
et al.
Abstract:Introduction: Internal carotid artery (ICA) stenosis causes about 15% of ischemic strokes. Duplex ultrasonography (DUS) is the first line of investigation of ICA stenosis, but its accuracy varies in the literature and it is usual to complement the study with another more accurate exam when faced with significant stenosis. There is a lack of studies that compare DUS with angiotomography (CTA) in the present literature. Methods: we performed an accuracy study, which compared DUS to CTA of patients in a tertia… Show more
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