Interexaminer difference in infarct volume measurements on MRI - A source of variance in stroke research

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Ay H., Arsava E. M., Vangel M., Oner B., Zhu M., Wu O., ...More

STROKE, vol.39, no.4, pp.1171-1176, 2008 (SCI-Expanded) identifier identifier identifier

  • Publication Type: Article / Article
  • Volume: 39 Issue: 4
  • Publication Date: 2008
  • Doi Number: 10.1161/strokeaha.107.502104
  • Journal Name: STROKE
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.1171-1176
  • Hacettepe University Affiliated: No

Abstract

Background and Purpose - The measurement of ischemic lesion volume on diffusion- (DWI) and perfusion-weighted MRI (PWI) is examiner dependent. We sought to quantify the variance imposed by measurement error in DWI and PWI lesion volume measurements in ischemic stroke.