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Improved Turnaround Times | Median time to first decision: 12 days

Research ArticleNeurointerventionF

Inter- and Intraobserver Agreement in CT Characterization of Nonaneurysmal Perimesencephalic Subarachnoid Hemorrhage

W. Brinjikji, D.F. Kallmes, J.B. White, G. Lanzino, J.M. Morris and H.J Cloft
American Journal of Neuroradiology June 2010, 31 (6) 1103-1105; DOI: https://doi.org/10.3174/ajnr.A1988
W. Brinjikji
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D.F. Kallmes
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J.B. White
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G. Lanzino
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J.M. Morris
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H.J Cloft
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    Fig 1.

    Head CT scan of an SAH with angiographically negative findings in a 53-year-old man. Disagreement in the reading of this CT scan centered around the amount of blood that extended into the right lateral Sylvian fissure (arrow).

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  • Major results

    MeasureResult
    Average intraobserver κ0.80
    Range intraobserver κ0.69–0.87
    Average interobserver κ0.79
    Range interobserver κ0.73–0.88
    % cases with unanimous agreement78.4
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American Journal of Neuroradiology: 31 (6)
American Journal of Neuroradiology
Vol. 31, Issue 6
1 Jun 2010
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Inter- and Intraobserver Agreement in CT Characterization of Nonaneurysmal Perimesencephalic Subarachnoid Hemorrhage
W. Brinjikji, D.F. Kallmes, J.B. White, G. Lanzino, J.M. Morris, H.J Cloft
American Journal of Neuroradiology Jun 2010, 31 (6) 1103-1105; DOI: 10.3174/ajnr.A1988
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  • Perimesencephalic Hemorrhage: A Review of Epidemiology, Risk Factors, Presumed Cause, Clinical Course, and Outcome
  • Nonaneurysmal Perimesencephalic Hemorrhage Is Associated with Deep Cerebral Venous Drainage Anomalies: A Systematic Literature Review and Meta-Analysis
  • Evaluation of an anatomic definition of non-aneurysmal perimesencephalic subarachnhoid hemorrhage
  • Use of Follow-Up Imaging in Isolated Perimesencephalic Subarachnoid Hemorrhage: A Meta-Analysis
  • Guidelines for the Management of Aneurysmal Subarachnoid Hemorrhage: A Guideline for Healthcare Professionals From the American Heart Association/American Stroke Association
  • Predictors of hemorrhage volume and disability after perimesencephalic subarachnoid hemorrhage
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Cite this article
W. Brinjikji, D.F. Kallmes, J.B. White, G. Lanzino, J.M. Morris, H.J Cloft
Inter- and Intraobserver Agreement in CT Characterization of Nonaneurysmal Perimesencephalic Subarachnoid Hemorrhage
American Journal of Neuroradiology Jun 2010, 31 (6) 1103-1105; DOI: 10.3174/ajnr.A1988

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