Results 41 to 50 of about 17,563,378 (284)

Reporte de caso clínico: Infarto isquémico cerebral por mecanismo embólico paradójico a través de fístula arterio-venosa pulmonar secundaria a enfermedad de Rendu-Osler-Weber

open access: yesCiencia & Salud, 2020
El infarto isquémico cerebral representa la mayoría de los accidentes vasculares cerebrales y se caracteriza por la disminución del flujo sanguíneo cerebral que resulta en muerte celular.
Piero Frugone Roca   +2 more
doaj   +1 more source

Radiodensidad de la arteria cerebral media y su correlación con el nivel de hemoglobina en pacientes con y sin infarto cerebral residentes a gran altitud

open access: yesAnales de la Facultad de Medicina, 2023
Introducción. El signo de la arteria cerebral media (ACM) hiperdensa evaluada por tomografía simple permite predecir la enfermedad vascular cerebral isquémica (EVCi) con oclusión de un gran vaso, sin embargo, es frecuente identificar este signo en ...
Charles Huamaní   +6 more
doaj   +1 more source

Arterial Spin‐Labeling MRI at the Cortical‐CSF Interface: A Novel Biomarker in Alzheimer Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background/Objective Arterial spin‐labeling (ASL) MRI can measure perfusion signal adjacent to CSF spaces and may provide information regarding CSF‐adjacent water transport physiology. We developed an automated pipeline to extract cortical‐CSF interface (IF) perfusion for comparison between Alzheimer disease (AD) and cognitively normal ...
Mona Asghariahmadabad   +22 more
wiley   +1 more source

Enhanced Ultrasound Transmission Through Aberration Layers Using Space‐Coiling Acoustic Metamaterials

open access: yesAdvanced Engineering Materials, EarlyView.
Enhancing ultrasound transmission through an aberration layer exhibiting mismatched impedance with the surrounding medium possesses great implications in imaging and treatment. In this study, we show that a space‐coiling acoustic metamaterial with judiciously tailored structural profile can help improve impedance matching.
Maral Ghanami   +4 more
wiley   +1 more source

Persistência da artéria trigeminal primitiva associada com aneurisma da artéria cerebral média: relato de caso e revisão da literatura Persistent trigeminal artery associated with aneurysm of the middle cerebral artery: case report and literature review

open access: yesArquivos de Neuro-Psiquiatria, 1997
Os autores apresentam um caso, demonstrado angiograficamente, de achado incidental de artéria trigeminal primitiva persistente associada com aneurisma do polígono de Willis no território da artéria cerebral média. A propósito, a literatura é revisada e a
Mauro Augusto de Oliveira   +2 more
doaj   +1 more source

Planificación y gestión de proyectos en las asociaciones de daño cerebral

open access: yes, 2021
La actividad de las entidades del movimiento asociativo de daño cerebral adquirido (DCA) tiene por objeto apoyar a las familias, reclamar atención sociosanitaria para las personas con daño cerebral adquirido; atenderlas y promover su inclusión social ...
Federación Española de Daño Cerebral
core  

Engineered Microvascular Model of the Blood–Brain–Tumor Barrier Reveals Endothelial Remodeling in Diffuse Midline Glioma

open access: yesAdvanced Healthcare Materials, EarlyView.
We developed a patient‐derived, functional microfluidic model of the diffuse midline glioma (DMG) blood–brain–tumor barrier (BBTB) comprised of endothelial cells, astrocytes, pericytes, and tumor cells. The system forms perfusable microvasculature, reveals the BBTB retains vascular integrity, identifies DMG‐specific transcriptomic changes distinct from
Kimberly R. Bennett   +7 more
wiley   +1 more source

Revascularizaçao cerebral microcirúrgica

open access: yesArquivos de Neuro-Psiquiatria, 1977
São feitas considerações a respeito das novas técnicas de revascularização cerebral. Os resultados obtidos em uma série de 5 doentes, submetidos a 6 anastomoses entre artéria temporal superficial e ramo da cerebral média, foram satisfatórios.
Gilberto M. de Almeida   +3 more
doaj   +1 more source

Advancing Human Skin Equivalents: The Crucial Role of Neurovascular Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
This review discusses the importance of integrating vascular and peripheral nerve systems into human skin equivalents (HSEs) to better recapitulate native skin physiology. Recent advances in vascularized, innervated, and neurovascularized HSEs are highlighted, together with emerging bioengineering strategies, current challenges, and future ...
Hao Wu   +4 more
wiley   +1 more source

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