User profiles for R.E. Gabr

Refaat E. Gabr

Biogen Digital Health
Verified email at biogen.com
Cited by 1200

Brain and lesion segmentation in multiple sclerosis using fully convolutional neural networks: A large-scale study

RE Gabr, I Coronado, M Robinson… - Multiple Sclerosis …, 2020 - journals.sagepub.com
Objective: To investigate the performance of deep learning (DL) based on fully convolutional
neural network (FCNN) in segmenting brain tissues in a large cohort of multiple sclerosis (…

Deep learning for predicting enhancing lesions in multiple sclerosis from noncontrast MRI

…, I Coronado, SJ Sujit, JS Wolinsky, FD Lublin, RE Gabr - Radiology, 2020 - pubs.rsna.org
Background Enhancing lesions on MRI scans obtained after contrast material administration
are commonly thought to represent disease activity in multiple sclerosis (MS); it is desirable …

Automated image quality evaluation of structural brain MRI using an ensemble of deep learning networks

…, A Kamali, PA Narayana, RE Gabr - Journal of Magnetic …, 2019 - Wiley Online Library
Background Deep learning (DL) is a promising methodology for automatic detection of
abnormalities in brain MRI. Purpose To automatically evaluate the quality of multicenter structural …

Deep‐learning‐based neural tissue segmentation of MRI in multiple sclerosis: effect of training set size

…, JS Wolinsky, FD Lublin, RE Gabr - Journal of Magnetic …, 2020 - Wiley Online Library
Background The dependence of deep‐learning (DL)‐based segmentation accuracy of brain
MRI on the training size is not known. Purpose To determine the required training size for a …

[HTML][HTML] Ongoing secondary degeneration of the limbic system in patients with ischemic stroke: a longitudinal MRI study

ME Haque, RE Gabr, KM Hasan, S George… - Frontiers in …, 2019 - frontiersin.org
Purpose: Ongoing post-stroke structural degeneration and neuronal loss preceding
neuropsychological symptoms such as cognitive decline and depression are poorly understood. …

[HTML][HTML] Cardiac work is related to creatine kinase energy supply in human heart failure: a cardiovascular magnetic resonance spectroscopy study

RE Gabr, AEMM El-Sharkawy, M Schär… - Journal of …, 2018 - Elsevier
Background It has been hypothesized that the supply of chemical energy may be insufficient
to fuel normal mechanical pump function in heart failure (HF). The creatine kinase (CK) …

Deep learning segmentation of gadolinium-enhancing lesions in multiple sclerosis

I Coronado, RE Gabr… - Multiple Sclerosis …, 2021 - journals.sagepub.com
Objective: The aim of this study is to assess the performance of deep learning convolutional
neural networks (CNNs) in segmenting gadolinium-enhancing lesions using a large cohort …

Magnetic resonance Spectroscopy with Linear Algebraic Modeling (SLAM) for higher speed and sensitivity

Y Zhang, RE Gabr, M Schär, RG Weiss… - Journal of Magnetic …, 2012 - Elsevier
Speed and signal-to-noise ratio (SNR) are critical for localized magnetic resonance spectroscopy
(MRS) of low-concentration metabolites. Matching voxels to anatomical compartments …

Functional assessment of the dural lymphatic vessels using dynamic contrast MRI in multiple sclerosis

RE Gabr, JA Lincoln, KM Hasan… - Brain and Behavior, 2023 - Wiley Online Library
Functional assessment of the dural lymphatic vessels using dynamic contrast MRI in multiple
sclerosis - Gabr - 2023 - Brain and … Refaat Gabr is now an employee of Biogen Inc. …

On restoring motion‐induced signal loss in single‐voxel magnetic resonance spectra

RE Gabr, S Sathyanarayana, M Schär… - … in Medicine: An …, 2006 - Wiley Online Library
Destructive interference from phase fluctuations caused by motion during 1 H magnetic
resonance spectroscopy (MRS) stimulated‐echo acquisition mode (STEAM) and point‐resolved …