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Research ArticleNeurointervention

Refractory Stroke Thrombectomy: Prevalence, Etiology, and Adjunctive Treatment in a North American Cohort

R.N. Abdalla, D.R. Cantrell, A. Shaibani, M.C. Hurley, B.S. Jahromi, M.B. Potts and S.A. Ansari
American Journal of Neuroradiology July 2021, 42 (7) 1258-1263; DOI: https://doi.org/10.3174/ajnr.A7124
R.N. Abdalla
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
dDepartment of Radiology (R.N.A.), Ain Shams University, Cairo, Egypt
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D.R. Cantrell
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
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A. Shaibani
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
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M.C. Hurley
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
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  • ORCID record for M.C. Hurley
B.S. Jahromi
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
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  • ORCID record for B.S. Jahromi
M.B. Potts
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
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S.A. Ansari
aFrom the Departments of Radiology (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.)
bNeurology (S.A.A.)
cNeurological Surgery (R.N.A., D.R.C., A.S., M.C.H., B.S.J., M.B.P., S.A.A.), Northwestern University, Feinberg School of Medicine, Chicago, Illinois
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Article Figures & Data

Tables

  • Clinical and Imaging Dagnostic Criteria to Differentiate Etiologies of Refractory Thrombectomy

    ICADIADRecalcitrant Embolus
    DemographicsAge ≥ 65 YearsAge ≤ 55 YearsAny age
    Presentations/Risk Factors≥3 Vascular risk factors: hypertension, diabetes mellitus, hyperlipidemia, prior stroke/TIA, smokingTrauma, acute headache, neck painAtrial fibrillation
    Embolic infarcts:
    >1 Vascular territory
    Cardiac surgery
    Imaging FindingsMultivessel disease
    Peripheral vascular calcifications (extracranial and intracranial ICA)
    Intimal flap
    Double lumen
    Calcified embolus
    Interventional FindingsNo stent normalizationStent normalizationNo stent normalization
    Residual stenosis >50%Residual stenosis <50%Residual stenosis >50%
    >3 Passes
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American Journal of Neuroradiology: 42 (7)
American Journal of Neuroradiology
Vol. 42, Issue 7
1 Jul 2021
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Cite this article
R.N. Abdalla, D.R. Cantrell, A. Shaibani, M.C. Hurley, B.S. Jahromi, M.B. Potts, S.A. Ansari
Refractory Stroke Thrombectomy: Prevalence, Etiology, and Adjunctive Treatment in a North American Cohort
American Journal of Neuroradiology Jul 2021, 42 (7) 1258-1263; DOI: 10.3174/ajnr.A7124

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Refractory Stroke Thrombectomy: Prevalence, Etiology, and Adjunctive Treatment in a North American Cohort
R.N. Abdalla, D.R. Cantrell, A. Shaibani, M.C. Hurley, B.S. Jahromi, M.B. Potts, S.A. Ansari
American Journal of Neuroradiology Jul 2021, 42 (7) 1258-1263; DOI: 10.3174/ajnr.A7124
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