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Ajay Gupta
Researcher at Cornell University
Publications - 541
Citations - 11219
Ajay Gupta is an academic researcher from Cornell University. The author has contributed to research in topics: Stroke & Thin film. The author has an hindex of 42, co-authored 487 publications receiving 8682 citations. Previous affiliations of Ajay Gupta include Michael E. DeBakey Veterans Affairs Medical Center in Houston & Johns Hopkins University School of Medicine.
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Journal ArticleDOI
Risk of Ischemic Stroke in Patients With Coronavirus Disease 2019 (COVID-19) vs Patients With Influenza.
Alexander E Merkler,Neal S. Parikh,Saad Mir,Ajay Gupta,Hooman Kamel,Eaton Lin,Joshua E Lantos,Edward J. Schenck,Parag Goyal,Samuel S. Bruce,Joshua Kahan,Kelsey N Lansdale,Natalie M LeMoss,Santosh B. Murthy,Philip E. Stieg,Matthew E. Fink,Costantino Iadecola,Alan Z. Segal,Marika M. Cusick,Thomas R. Campion,Iván Díaz,Cenai Zhang,Babak B. Navi +22 more
TL;DR: Almost 1.6% of adults with COVID-19 who visited the emergency department or were hospitalized experienced ischemic stroke, a higher rate of stroke compared with a cohort of patients with influenza, and the association persisted across sensitivity analyses adjusting for vascular risk factors, viral symptomatology, and intensive care unit admission.
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Carotid Plaque MRI and Stroke Risk A Systematic Review and Meta-analysis
Ajay Gupta,Hediyeh Baradaran,Andrew D. Schweitzer,Hooman Kamel,Ankur Pandya,Diana Delgado,Allison Dunning,Alvin I. Mushlin,Pina C. Sanelli +8 more
TL;DR: The presence of intraplaque hemorrhage, lipid-rich necrotic core, and thinning/rupture of the fibrous cap on MRI of carotid plaque is associated with increased risk of future stroke or transient ischemic attack in patients with carOTid atherosclerotic disease.
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Cerebrovascular reserve and stroke risk in patients with carotid stenosis or occlusion: a systematic review and meta-analysis.
Ajay Gupta,J. Levi Chazen,Maya Hartman,Diana Delgado,Nikesh Anumula,Huibo Shao,Madhu Mazumdar,Alan Z. Segal,Hooman Kamel,Dana Leifer,Pina C. Sanelli +10 more
TL;DR: CVR impairment is strongly associated with increased risk of ischemic events in carotid stenosis or occlusion and may be useful for stroke risk stratification, and subset analysis showed that this association between CVR impairment and future risk of stroke/transient isChemic attack remained significant regardless ofIschemic outcome measure, symptomatic or asymptomatic disease, stenosisor occlusions, or CVR testing method.
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The present and future of deep learning in radiology.
Luca Saba,Mainak Biswas,Venkatanareshbabu Kuppili,Elisa Cuadrado Godia,Harman S. Suri,Damodar Reddy Edla,Tomaž Omerzu,John R. Laird,Narendra N. Khanna,Sophie Mavrogeni,Athanasios Protogerou,Petros P. Sfikakis,Vijay Viswanathan,George D. Kitas,Andrew N. Nicolaides,Ajay Gupta,Jasjit S. Suri +16 more
TL;DR: A comprehensive review of DL as well as its implications upon the healthcare is presented in this review, which had analysed 150 articles of DL in healthcare domain from PubMed, Google Scholar, and IEEE EXPLORE focused in medical imagery only.
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Quantitative Susceptibility Mapping of Multiple Sclerosis Lesions at Various Ages
Weiwei Chen,Susan A. Gauthier,Ajay Gupta,Joseph P. Comunale,Tian Liu,Shuai Wang,Mengchao Pei,David Pitt,Yi Wang +8 more
TL;DR: Magnetic susceptibility of MS lesions increased rapidly as it changed from enhanced to nonenhanced, it attained a high susceptibility value relative to NAWM during its initial few years, and it gradually dissipated back to susceptibility similar to that of NAWM as it aged, which may provide new insight into pathophysiologic features ofMS lesions.