Timing of Spot Sign Appearance, Spot Sign Volume, and Leakage Rate among Phases of Multiphase CTA Predict Intracerebral Hemorrhage Growth

MacKenzie Horn; Ericka Teleg; Koji Tanaka; Abdulaziz Al Sultan; Linda Kasickova; Tomoyuki Ohara; Piyush Ojha; Sanchea Wasyliw; Sina Marzoughi; Ankur Banerjee; Girish Kulkarni; Kennedy Horn; Amy Bobyn; Anneliese Neweduk; Nishita Singh; Wu Qiu; David Rodriguez-Luna; Dar Dowlatshahi; Mayank Goyal; Bijoy K. Menon; Andrew M. Demchuk

doi:10.3174/ajnr.A8254

Research ArticleNEUROVASCULAR/STROKE IMAGING

Timing of Spot Sign Appearance, Spot Sign Volume, and Leakage Rate among Phases of Multiphase CTA Predict Intracerebral Hemorrhage Growth

MacKenzie Horn, Ericka Teleg, Koji Tanaka, Abdulaziz Al Sultan, Linda Kasickova, Tomoyuki Ohara, Piyush Ojha, Sanchea Wasyliw, Sina Marzoughi, Ankur Banerjee, Girish Kulkarni, Kennedy Horn, Amy Bobyn, Anneliese Neweduk, Nishita Singh, Wu Qiu, David Rodriguez-Luna, Dar Dowlatshahi, Mayank Goyal, Bijoy K. Menon and Andrew M. Demchuk

American Journal of Neuroradiology May 2024, DOI: https://doi.org/10.3174/ajnr.A8254

MacKenzie Horn

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Ericka Teleg

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Koji Tanaka

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Abdulaziz Al Sultan

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Linda Kasickova

dDepartment of Neurology (L.K.), University Ostrava, Ostrava, Czech Republic

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Tomoyuki Ohara

eDepartment of Neurology (T.O.), Kyoto Prefectural University of Medicine, Kyoto, Japan

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Piyush Ojha

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Sanchea Wasyliw

fDepartment of Medicine (S.W.), Division of Neurology, University of Saskatchewan, Saskatoon, Canada

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Sina Marzoughi

gDepartment of Medicine (S.M.), Division of Neurology, University of British Columbia, Vancouver, British Columbia, Canada

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Ankur Banerjee

hDepartment of Medicine (A. Banerjee), Division of Neurology, University of Alberta, Edmonton, Alberta, Canada

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Girish Kulkarni

iDepartment of Neurology (G.K.), National Institute of Mental Health and Neurosciences, Bengaluru, India

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Kennedy Horn

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Amy Bobyn

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Anneliese Neweduk

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Nishita Singh

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

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Wu Qiu

lDepartment of Biomedical Engineering (W.Q.), Huazhong University of Science and Technology, Wuhan, China

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David Rodriguez-Luna

jDepartment of Neurology (D.R.-L.), Vall d’Hebron University Hospital, Barcelona, Spain

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Dar Dowlatshahi

kDepartment of Medicine (D.D.), Division of Neurology, University of Ottawa, Ottawa, Ontario, Canada

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Mayank Goyal

bDepartment of Radiology (M.G., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

mHotchikiss Brain Institute (M.G., B.K.M., A.M.D.), Cumming School of Medicine, University of Calgary, Calgary, Canada

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Bijoy K. Menon

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

bDepartment of Radiology (M.G., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

cDepartment of Community Health Sciences (B.K.M.), University of Calgary, Calgary, Alberta, Canada

mHotchikiss Brain Institute (M.G., B.K.M., A.M.D.), Cumming School of Medicine, University of Calgary, Calgary, Canada

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Andrew M. Demchuk

aFrom the Foothills Medical Centre, Department of Clinical Neurosciences (M.H., E.T., K.T., A.A.S., P.O., K.H., A. Bobyn, A.N., N.S., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

bDepartment of Radiology (M.G., B.K.M., A.M.D.), University of Calgary, Calgary, Alberta, Canada

mHotchikiss Brain Institute (M.G., B.K.M., A.M.D.), Cumming School of Medicine, University of Calgary, Calgary, Canada

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Timing of Spot Sign Appearance, Spot Sign Volume, and Leakage Rate among Phases of Multiphase CTA Predict Intracerebral Hemorrhage Growth

American Journal of Neuroradiology May 2024, DOI: 10.3174/ajnr.A8254

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Timing of Spot Sign Appearance, Spot Sign Volume, and Leakage Rate among Phases of Multiphase CTA Predict Intracerebral Hemorrhage Growth

American Journal of Neuroradiology May 2024, DOI: 10.3174/ajnr.A8254

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Timing of Spot Sign Appearance, Spot Sign Volume, and Leakage Rate among Phases of Multiphase CTA Predict Intracerebral Hemorrhage Growth

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