Review ArticleNEUROVASCULAR/STROKE IMAGING
Role of Hypoperfusion Intensity Ratio in Vessel Occlusions: A Review on Safety and Clinical Outcomes
Sana Rehman, Arsalan Nadeem, Arbab Burhan Uddin Kasi, Ali Husnain, Summaiyya Waseem, Sohail Kumar, Syed Muhammad Owais, Nasreen Banu, Dhairya A. Lakhani, Hamza A. Salim, Risheng Xu, Vaibhav S. Vagal, Yasmin N. Aziz, Argye E. Hillis, Victor C. Urrutia, Rafael H. Llinas, Elisabeth B. Marsh, Richard Leigh, Hanzhang Lu, Adam A. Dmytriw, Adrien Guenego, Gregory W. Albers, Jeremy J. Heit, Tobias D. Faizy and Vivek S. Yedavalli
American Journal of Neuroradiology May 2025, DOI: https://doi.org/10.3174/ajnr.A8557
Sana Rehman
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Arsalan Nadeem
bDepartment of Medicine (A.N.), Allama Iqbal Medical College, Lahore, Pakistan
Arbab Burhan Uddin Kasi
cMass General Brigham (A.B.U.K.), Boston, Massachusetts
Ali Husnain
dDivision of Interventional Radiology, Department of Radiology, Section of Interventional Radiology (A.H.), Northwestern Memorial Hospital, Chicago, Illinois
Summaiyya Waseem
eDow University of Health Sciences (S.W.), Karachi, Pakistan
Sohail Kumar
fHMH JFK University Medical Center (S.K.), Edison, New Jersey
Syed Muhammad Owais
gUniversity of Toledo (S.M.O.), Toledo, Ohio
Nasreen Banu
hShadan Institute of Medical Sciences (N.B.), Hyderabad, Telangana, India
Dhairya A. Lakhani
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Hamza A. Salim
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Risheng Xu
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Vaibhav S. Vagal
iStony Brook University Renaissance School of Medicine (V.S.V.), New York, New York
Yasmin N. Aziz
jUniversity of Cincinnati College of Medicine (Y.N.A.), Cincinnati, Ohio
Argye E. Hillis
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Victor C. Urrutia
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Rafael H. Llinas
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Elisabeth B. Marsh
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Richard Leigh
kDepartment of Neurology (R.L.), Johns Hopkins Medicine, Baltimore, Maryland
Hanzhang Lu
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
Adam A. Dmytriw
lNeuroendovascular Program (A.A.D.), Massachusetts General Hospital, Boston, Massachusetts
Adrien Guenego
mDepartment of Diagnostic and Interventional Neuroradiology (A.G.), Erasme University Hospital, Brussels, Belgium
Gregory W. Albers
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland
nDepartment of Neurology (G.W.A., J.J.H.), Stanford University, Stanford, California.
Jeremy J. Heit
nDepartment of Neurology (G.W.A., J.J.H.), Stanford University, Stanford, California.
Tobias D. Faizy
oDepartment of Radiology, Neuroendovascular Program (T.D.F.), University Medical Center Münster, Munster, Germany
Vivek S. Yedavalli
aFrom the Department of Radiology and Radiological Sciences (S.R., D.A.L., H.A.S., R.X., A.E.H., V.C.U., R.H.L., E.B.M., H.L., G.W.A., V.S.Y.), Johns Hopkins University, Baltimore, Maryland

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Sana Rehman, Arsalan Nadeem, Arbab Burhan Uddin Kasi, Ali Husnain, Summaiyya Waseem, Sohail Kumar, Syed Muhammad Owais, Nasreen Banu, Dhairya A. Lakhani, Hamza A. Salim, Risheng Xu, Vaibhav S. Vagal, Yasmin N. Aziz, Argye E. Hillis, Victor C. Urrutia, Rafael H. Llinas, Elisabeth B. Marsh, Richard Leigh, Hanzhang Lu, Adam A. Dmytriw, Adrien Guenego, Gregory W. Albers, Jeremy J. Heit, Tobias D. Faizy, Vivek S. Yedavalli
Role of Hypoperfusion Intensity Ratio in Vessel Occlusions: A Review on Safety and Clinical Outcomes
American Journal of Neuroradiology May 2025, DOI: 10.3174/ajnr.A8557
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Role of Hypoperfusion Intensity Ratio in Vessel Occlusions: A Review on Safety and Clinical Outcomes
Sana Rehman, Arsalan Nadeem, Arbab Burhan Uddin Kasi, Ali Husnain, Summaiyya Waseem, Sohail Kumar, Syed Muhammad Owais, Nasreen Banu, Dhairya A. Lakhani, Hamza A. Salim, Risheng Xu, Vaibhav S. Vagal, Yasmin N. Aziz, Argye E. Hillis, Victor C. Urrutia, Rafael H. Llinas, Elisabeth B. Marsh, Richard Leigh, Hanzhang Lu, Adam A. Dmytriw, Adrien Guenego, Gregory W. Albers, Jeremy J. Heit, Tobias D. Faizy, Vivek S. Yedavalli
American Journal of Neuroradiology May 2025, DOI: 10.3174/ajnr.A8557
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