Olivia Sobczyk

Affiliations

Institute of Medical Science, University of Toronto, Toronto, ON, Canada.
Joint Department of Medical Imaging and the Functional Neuroimaging Laboratory, University Health Network, Toronto, ON, Canada.

Publications (23)

Improved White Matter Cerebrovascular Reactivity after Revascularization in Patients with Steno-Occlusive Disease.

AJNR. American journal of neuroradiology

Avec: L McKetton , L Venkatraghavan , C Rosen , D M Mandell , K Sam , O Sobczyk , J Poublanc , E Gray , A Crawley , J Duffin , J A Fisher , D J Mikulis

Cerebrovascular Reactivity Assays Collateral Function in Carotid Stenosis.

Frontiers in physiology

Avec: Kevin Sam , Daniel M Mandell , Adrian P Crawley , Lakshmikumar Venkatraghavan , Larissa McKetton , Julien Poublanc , James Duffin , Joseph A Fisher , David J Mikulis

The Reproducibility of Cerebrovascular Reactivity Across MRI Scanners.

Frontiers in physiology

Avec: Ece Su Sayin , Kevin Sam , Julien Poublanc , James Duffin , Joseph A Fisher , David J Mikulis

The Effect of CO

Frontiers in physiology

Avec: Larissa McKetton , Kevin Sam , Julien Poublanc , Adrian P Crawley , Lakshmikumar Venkatraghavan , James Duffin , Joseph A Fisher , David J Mikulis

Assessment of cerebrovascular function in patients with sickle cell disease using transfer function analysis.

Physiological reports

Avec: Ece Su Sayin , Julien Poublanc , David J Mikulis , Joseph A Fisher , Kevin H M Kuo , James Duffin

Assessment of Cerebrovascular Reactivity Using CO

Journal of magnetic resonance imaging : JMRI

Avec: Vishvak Raghavan , Ece Su Sayin , Julien Poublanc , Abby Skanda , James Duffin , Lashmi Venkatraghavan , Joseph A Fisher , David J Mikulis

The Choroid Plexus as an Alternative Locus for the Identification of the Arterial Input Function for Calculating Cerebral Perfusion Metrics Using MRI.

AJNR. American journal of neuroradiology

Avec: Ece Su Sayin , Julien Poublanc , James Duffin , Andrea Para , Joseph A Fisher , David J Mikulis

Brain Stress Test for Assessing Risk for Hemodynamic Stroke.

The Canadian journal of neurological sciences. Le journal canadien des sciences neurologiques

Avec: Lashmi Venkatraghavan , Casey Rosen , Larissa McKetton , Julien Poublanc , James Duffin , Michael Tymianski , Joseph A Fisher , David J Mikulis

Slowed Temporal and Parietal Cerebrovascular Response in Patients with Alzheimer's Disease.

The Canadian journal of neurological sciences. Le journal canadien des sciences neurologiques

Avec: Kenneth R Holmes , David Tang-Wai , Kevin Sam , Larissa McKetton , Julien Poublanc , Adrian P Crawley , Melanie Cohn , James Duffin , Maria Carmela Tartaglia , Sandra E Black , Joseph A Fisher , Bruce Wasserman , David J Mikulis

Accurate needle-free assessment of myocardial oxygenation for ischemic heart disease in canines using magnetic resonance imaging.

Science translational medicine

Avec: Hsin-Jung Yang , Ilkay Oksuz , Damini Dey , Jane Sykes , Michael Klein , John Butler , Michael S Kovacs , Ivan Cokic , Piotr J Slomka , Xiaoming Bi , Debiao Li , Mourad Tighiouart , Sotirios A Tsaftaris , Frank S Prato , Joseph A Fisher , Rohan Dharmakumar

The value of a shorter-delay arterial spin labeling protocol for detecting cerebrovascular impairment.

Quantitative imaging in medicine and surgery

Avec: Caiyu Zhuang , Julien Poublanc , Larissa Mcketton , Lakshmikumar Venkatraghavan , James Duffin , Adrian P Crawley , Joseph A Fisher , Renhua Wu , David J Mikulis

Perfusion MRI using endogenous deoxyhemoglobin as a contrast agent: Preliminary data.

Magnetic resonance in medicine

Avec: Julien Poublanc , Reema Shafi , Ece Su Sayin , Jacob Schulman , James Duffin , Kamil Uludag , John C Wood , Chau Vu , Rohan Dharmakumar , Joseph A Fisher , David J Mikulis

Measuring Cerebrovascular Reactivity: Sixteen Avoidable Pitfalls.

Frontiers in physiology

Avec: Jorn Fierstra , Lakshmikumar Venkatraghavan , Julien Poublanc , James Duffin , Joseph A Fisher , David J Mikulis

Investigations of hypoxia-induced deoxyhemoglobin as a contrast agent for cerebral perfusion imaging.

Human brain mapping

Avec: Ece Su Sayin , Jacob Schulman , Julien Poublanc , Harrison T Levine , Lakshmikumar Venkat Raghavan , Kamil Uludag , James Duffin , Joseph A Fisher , David J Mikulis ,

Cerebral perfusion metrics calculated directly from a hypoxia-induced step change in deoxyhemoglobin.

Scientific reports

Avec: James Duffin , Ece Su Sayin , Julien Poublanc , David J Mikulis , Joseph A Fisher

Cerebrovascular Resistance in Healthy Aging and Mild Cognitive Impairment.

Frontiers in aging neuroscience

Avec: Larissa McKetton , Melanie Cohn , David F Tang-Wai , James Duffin , Kenneth R Holmes , Julien Poublanc , Kevin Sam , Adrian P Crawley , Lashmi Venkatraghavan , Joseph A Fisher , David J Mikulis

Does breathing pattern affect cerebrovascular reactivity?

Experimental physiology

Avec: Ece Su Sayin , Anahis Davidian , Harrison Levine , Lashmi Venkatraghavan , David J Mikulis , Joseph A Fisher , James Duffin

Cerebrovascular reactivity changes in acute concussion: a controlled cohort study.

Quantitative imaging in medicine and surgery

Avec: Runrun Wang , Julien Poublanc , Adrian P Crawley , Sander Kneepkens , Larissa Mcketton , Charles Tator , Renhua Wu , David J Mikulis

Accelerated ethanol elimination via the lungs.

Scientific reports

Avec: Jesse M Klostranec , Diana Vucevic , Adrian P Crawley , Lashmi Venkatraghavan , James Duffin , Kevin Sam , Royce Holmes , Ludwik Fedorko , David J Mikulis , Joseph A Fisher

Normal BOLD Response to a Step CO

Frontiers in physiology

Avec: Julien Poublanc , Reema Shafi , Kevin Sam , Daniel M Mandell , Lakshmikumar Venkatraghavan , James Duffin , Joseph A Fisher , David J Mikulis

DSC MRI in the human brain using deoxyhemoglobin and gadolinium-Simulations and validations at 3T.

Frontiers in neuroimaging

Avec: Jacob Benjamin Schulman , Ece Su Sayin , Angelica Manalac , Julien Poublanc , James Duffin , Joseph A Fisher , David Mikulis , Kâmil Uludağ

Assessing Perfusion in Steno-Occlusive Cerebrovascular Disease Using Transient Hypoxia-Induced Deoxyhemoglobin as a Dynamic Susceptibility Contrast Agent.

AJNR. American journal of neuroradiology

Avec: Ece Su Sayin , James Duffin , Vittorio Stumpo , Jacopo Bellomo , Marco Piccirelli , Julien Poublanc , Vepeson Wijeya , Andrea Para , Athina Pangalu , Andrea Bink , Bence Nemeth , Zsolt Kulcsar , David J Mikulis , Joseph A Fisher , Jorn Fierstra

Determining the effects of elevated partial pressure of oxygen on hypercapnia-induced cerebrovascular reactivity.

Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism

Avec: Ece Su Sayin , James Duffin , Julien Poublanc , Lashmikumar Venkatraghavan , David John Mikulis , Joseph Arnold Fisher ,

Réseau de co-auteurs

James Duffin 20 collaborations

Joseph A Fisher 20 collaborations

Julien Poublanc 19 collaborations

David J Mikulis 19 collaborations

Ece Su Sayin 11 collaborations

Kevin Sam 7 collaborations

Adrian P Crawley 7 collaborations

Lakshmikumar Venkatraghavan 5 collaborations

Larissa McKetton 5 collaborations

Lashmi Venkatraghavan 5 collaborations

Daniel M Mandell 2 collaborations

Andrea Para 2 collaborations

Kenneth R Holmes 2 collaborations

Melanie Cohn 2 collaborations

Rohan Dharmakumar 2 collaborations

Larissa Mcketton 2 collaborations

Renhua Wu 2 collaborations

Reema Shafi 2 collaborations

Jacob Schulman 2 collaborations

Kamil Uludag 2 collaborations

Jorn Fierstra 2 collaborations

L McKetton 1 collaboration

L Venkatraghavan 1 collaboration

C Rosen 1 collaboration

D M Mandell 1 collaboration

K Sam 1 collaboration

O Sobczyk 1 collaboration

J Poublanc 1 collaboration

E Gray 1 collaboration

A Crawley 1 collaboration

J Duffin 1 collaboration

J A Fisher 1 collaboration

D J Mikulis 1 collaboration

Kevin H M Kuo 1 collaboration

Vishvak Raghavan 1 collaboration

Abby Skanda 1 collaboration

Casey Rosen 1 collaboration

Michael Tymianski 1 collaboration

David Tang-Wai 1 collaboration

Maria Carmela Tartaglia 1 collaboration

Sandra E Black 1 collaboration

Bruce Wasserman 1 collaboration

Hsin-Jung Yang 1 collaboration

Ilkay Oksuz 1 collaboration

Damini Dey 1 collaboration

Jane Sykes 1 collaboration

Michael Klein 1 collaboration

John Butler 1 collaboration

Michael S Kovacs 1 collaboration

Ivan Cokic 1 collaboration

Piotr J Slomka 1 collaboration

Xiaoming Bi 1 collaboration

Debiao Li 1 collaboration

Mourad Tighiouart 1 collaboration

Sotirios A Tsaftaris 1 collaboration

Frank S Prato 1 collaboration

Caiyu Zhuang 1 collaboration

John C Wood 1 collaboration

Chau Vu 1 collaboration

Harrison T Levine 1 collaboration

Lakshmikumar Venkat Raghavan 1 collaboration

David F Tang-Wai 1 collaboration

Anahis Davidian 1 collaboration

Harrison Levine 1 collaboration

Runrun Wang 1 collaboration

Sander Kneepkens 1 collaboration

Charles Tator 1 collaboration

Jesse M Klostranec 1 collaboration

Diana Vucevic 1 collaboration

Royce Holmes 1 collaboration

Ludwik Fedorko 1 collaboration

Jacob Benjamin Schulman 1 collaboration

Angelica Manalac 1 collaboration

David Mikulis 1 collaboration

Kâmil Uludağ 1 collaboration

Vittorio Stumpo 1 collaboration

Jacopo Bellomo 1 collaboration

Marco Piccirelli 1 collaboration

Vepeson Wijeya 1 collaboration

Athina Pangalu 1 collaboration

Andrea Bink 1 collaboration

Bence Nemeth 1 collaboration

Zsolt Kulcsar 1 collaboration

Lashmikumar Venkatraghavan 1 collaboration

David John Mikulis 1 collaboration

Joseph Arnold Fisher 1 collaboration