Results 1 to 10 of about 621,209 (319)

Dual subtractions [PDF]

open access: yesJournal of High Energy Physics, 2021
Abstract We propose a novel local subtraction scheme for the computation of Next-to-Leading Order contributions to theoretical predictions for scattering processes in perturbative Quantum Field Theory. With respect to well known schemes proposed since many years that build upon the analysis of the real radiation matrix elements ...
Prisco, Renato Maria   +1 more
openaire   +5 more sources

A rare case of fusiform basilar trunk aneurysm

open access: yesRadiology Case Reports, 2022
Aneurysms in the posterior circulation and distal sites are more common among the pediatric population than among adults, with a male predominance. Symptoms of an aneurysm in the posterior circulation can include a stiff neck or severe headache due to a ...
Nguyen-Thi To Tran, MD   +8 more
doaj   +1 more source

Transcervical approach for carotid artery stenting without flow reversal: A case report

open access: yesRadiology Case Reports, 2022
: Current treatment options for high-risk patients with severe carotid artery stenosis include transcarotid artery revascularization, transfemoral carotid artery stenting, and carotid endarterectomy.
Nguyen-Luu Giang, MD   +9 more
doaj   +1 more source

Cerebral venous sinus thrombosis related to SARS-CoV-2 infection in a pediatric patient: A case report

open access: yesRadiology Case Reports, 2023
Coronavirus disease 2019 is an infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); it has recently been associated with several hematologic disorders. A 4-year-old boy who had SARS-CoV-2 10 months prior was admitted
Nguyen Duong Quoc Anh, MD   +9 more
doaj   +1 more source

Recurrent head and neck arteriovenous malformations: A case report

open access: yesRadiology Case Reports, 2023
Head and neck arteriovenous malformations are rare, congenital, and high-flow vascular malformations characterized by abnormal communication between feeding arteries and draining veins without intervening capillaries.
Tran Chi Cuong, MD, PhD   +9 more
doaj   +1 more source

Successful thrombectomy of top-of-the-basilar artery occlusion - difficult to detect in clinical practice: A case report

open access: yesRadiology Case Reports, 2023
Top-of-the-basilar artery occlusion frequently causes infarction of the midbrain, thalamus, and portions of the temporal and occipital lobes as the vascular supply of these regions comes from the posterior communicating and posterior cerebral arterial ...
Le Minh Thang, MD   +8 more
doaj   +1 more source

Diagnostic determination by diffusion tensor imaging of neural axon injury between the 2 hemispheres following traumatic brain injury

open access: yesRadiology Case Reports, 2023
Traumatic brain injury (TBI) is caused by an external mechanical force to the head resulting in alteration of brain function. However, the injury to neural tracts and the connections between them is difficult to diagnose using traditional imaging ...
Nguyen-Duong Quoc Anh, MD   +3 more
doaj   +1 more source

Usefulness of subtraction pelvic magnetic resonance imaging for detection of ovarian endometriosis [PDF]

open access: yesYeungnam University Journal of Medicine, 2020
Background To minimize damage to the ovarian reserve, it is necessary to evaluate the follicular density in the ovarian tissue surrounding endometriosis on preoperative imaging.
Hyun Jung Lee
doaj   +1 more source

Subtractive photonics

open access: yesOptics Express, 2021
Realization of a multilayer photonic process, as well as co-integration of a large number of photonic and electronic components on a single substrate, presents many advantages over conventional solutions and opens a pathway for various novel architectures and applications.
Reza Fatemi   +3 more
openaire   +3 more sources

Quiver subtractions [PDF]

open access: yesJournal of High Energy Physics, 2018
Abstract We study the vacuum structure of gauge theories with eight supercharges. It has been recently discovered that in the Higgs branch of 5d and 6d SQCD theories with eight supercharges, the new massless states, arising when the gauge coupling is taken to infinity, can be described in terms of Coulomb branches of 3d
Santiago Cabrera, Amihay Hanany
openaire   +4 more sources

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