Research ArticleNeurovascular/Stroke Imaging
Hypoperfusion Intensity Ratio Less Than 0.4 Is Associated with Favorable Outcomes in Unsuccessfully Reperfused Acute Ischemic Stroke with Large-Vessel Occlusion
Vivek Yedavalli, Hamza Adel Salim, Aneri Balar, Dhairya A. Lakhani, Janet Mei, Hanzhang Lu, Licia Luna, Francis Deng, Vaibhav Vagal, Nathan Z. Hyson, Jens Fiehler, Paul Stracke, Gabriel Broocks, Christian Heitkamp, Gregory W. Albers, Max Wintermark, Tobias D. Faizy and Jeremy J. Heit
American Journal of Neuroradiology March 2025, 46 (3) 483-488; DOI: https://doi.org/10.3174/ajnr.A8518
Vivek Yedavalli
aFrom the Department of Radiology, Division of Neuroradiology (V.Y., H.A.S., J.M., H.L., L.L., F.D., N.Z.H.), Johns Hopkins Medical Center, Baltimore, Maryland
Hamza Adel Salim
fDepartment of Neuroradiology (H.A.S., M.W.), The University of Texas MD Anderson Center, Houston, Texas
Aneri Balar
gDepartment of Radiology, Division of Neuroradiology (A.B., D.A.L.), West Virginia University, Morgantown, WV, USA
Dhairya A. Lakhani
gDepartment of Radiology, Division of Neuroradiology (A.B., D.A.L.), West Virginia University, Morgantown, WV, USA
Janet Mei
aFrom the Department of Radiology, Division of Neuroradiology (V.Y., H.A.S., J.M., H.L., L.L., F.D., N.Z.H.), Johns Hopkins Medical Center, Baltimore, Maryland
Hanzhang Lu
aFrom the Department of Radiology, Division of Neuroradiology (V.Y., H.A.S., J.M., H.L., L.L., F.D., N.Z.H.), Johns Hopkins Medical Center, Baltimore, Maryland
Licia Luna
aFrom the Department of Radiology, Division of Neuroradiology (V.Y., H.A.S., J.M., H.L., L.L., F.D., N.Z.H.), Johns Hopkins Medical Center, Baltimore, Maryland
Francis Deng
aFrom the Department of Radiology, Division of Neuroradiology (V.Y., H.A.S., J.M., H.L., L.L., F.D., N.Z.H.), Johns Hopkins Medical Center, Baltimore, Maryland
Vaibhav Vagal
bRenaissance School of Medicine at Stony Brook University (V.V.), Stony Brook, New York
Nathan Z. Hyson
aFrom the Department of Radiology, Division of Neuroradiology (V.Y., H.A.S., J.M., H.L., L.L., F.D., N.Z.H.), Johns Hopkins Medical Center, Baltimore, Maryland
Jens Fiehler
cDepartment of Radiology (J.F., G.B., C.H.), Neuroendovascular Program, University Medical Center Hamburg, Hamburg, Germany
Paul Stracke
dDepartment of Radiology (P.S., T.D.F.), Neuroendovascular Program, University Medical Center Münster, Münster, Germany
Gabriel Broocks
cDepartment of Radiology (J.F., G.B., C.H.), Neuroendovascular Program, University Medical Center Hamburg, Hamburg, Germany
Christian Heitkamp
cDepartment of Radiology (J.F., G.B., C.H.), Neuroendovascular Program, University Medical Center Hamburg, Hamburg, Germany
Gregory W. Albers
eDepartment of Interventional Neuroradiology (G.W.A., J.J.H.), Stanford Medical Center, Palo Alto, California
Max Wintermark
fDepartment of Neuroradiology (H.A.S., M.W.), The University of Texas MD Anderson Center, Houston, Texas
Tobias D. Faizy
dDepartment of Radiology (P.S., T.D.F.), Neuroendovascular Program, University Medical Center Münster, Münster, Germany
Jeremy J. Heit
eDepartment of Interventional Neuroradiology (G.W.A., J.J.H.), Stanford Medical Center, Palo Alto, California

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In this issue
American Journal of Neuroradiology
Vol. 46, Issue 3
1 Mar 2025
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Vivek Yedavalli, Hamza Adel Salim, Aneri Balar, Dhairya A. Lakhani, Janet Mei, Hanzhang Lu, Licia Luna, Francis Deng, Vaibhav Vagal, Nathan Z. Hyson, Jens Fiehler, Paul Stracke, Gabriel Broocks, Christian Heitkamp, Gregory W. Albers, Max Wintermark, Tobias D. Faizy, Jeremy J. Heit
Hypoperfusion Intensity Ratio Less Than 0.4 Is Associated with Favorable Outcomes in Unsuccessfully Reperfused Acute Ischemic Stroke with Large-Vessel Occlusion
American Journal of Neuroradiology Mar 2025, 46 (3) 483-488; DOI: 10.3174/ajnr.A8518
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HIR in Unsuccessfully Reperfused AIS-LVO Patients
Vivek Yedavalli, Hamza Adel Salim, Aneri Balar, Dhairya A. Lakhani, Janet Mei, Hanzhang Lu, Licia Luna, Francis Deng, Vaibhav Vagal, Nathan Z. Hyson, Jens Fiehler, Paul Stracke, Gabriel Broocks, Christian Heitkamp, Gregory W. Albers, Max Wintermark, Tobias D. Faizy, Jeremy J. Heit
American Journal of Neuroradiology Mar 2025, 46 (3) 483-488; DOI: 10.3174/ajnr.A8518
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