Results 71 to 80 of about 769,353 (405)

Functional and Structural Evidence of Neurofluid Circuit Aberrations in Huntington Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Disrupted neurofluid regulation may contribute to neurodegeneration in Huntington disease (HD). Because neurofluid pathways influence waste clearance, inflammation, and the distribution of central nervous system (CNS)–delivered therapeutics, understanding their dysfunction is increasingly important as targeted treatments emerge.
Kilian Hett   +8 more
wiley   +1 more source

Incidental, non-gated thoracic CT angiographic detection of proximal right coronary artery total occlusion associated with acute myocardial infarction

open access: yesEuropean Journal of Radiology Open, 2020
Herein, we present a case of a right coronary artery proximal occlusion and acute myocardial infarction with absence of the reverse attenuation gradient sign that was incidentally identified in the emergency room with non-gated computed tomography ...
Rene Epunza Kanza   +2 more
doaj   +1 more source

COVID-19 pneumonia: microvascular disease revealed on pulmonary dual-energy computed tomography angiography.

open access: yesQuantitative Imaging in Medicine and Surgery, 2020
Background Increased prevalence of acute pulmonary embolism in COVID-19 has been reported in few recent studies. Some works have highlighted pathological changes on lung microvasculature with local pulmonary intravascular coagulopathy that may explain ...
F. Grillet   +5 more
semanticscholar   +1 more source

Ultrasonography Compared With Computed Tomography in Identifying Thoracic Aortic Aneurysms in Patients With Giant Cell Arteritis

open access: yesArthritis Care &Research, EarlyView.
Objective The objectives of this study were to evaluate the correlation and agreement between ultrasonography and computed tomography (CT) in measuring ascending aorta diameter in patients with giant cell arteritis (GCA) and to investigate the development of new ascending aortic aneurysms in patients with newly diagnosed GCA.
Anne C. Bull Haaversen   +4 more
wiley   +1 more source

Subarachnoid Hemorrhage after Surgery of the Medulla Oblongata Hemangioblastoma: A Case Report

open access: yesBrain Science Advances, 2016
Objectives To discuss the bleeding mechanisms after removing a medulla oblongata hemangioblastoma. Methods A 42-year-old male patient was diagnosed with a medulla oblongata hemangioblastoma.
Xiang Yang   +3 more
doaj   +1 more source

Individual patient data meta-analysis for the clinical assessment of coronary computed tomography angiography: protocol of the Collaborative Meta-Analysis of Cardiac CT (CoMe-CCT)

open access: yesSystematic Reviews, 2013
Background Coronary computed tomography angiography has become the foremost noninvasive imaging modality of the coronary arteries and is used as an alternative to the reference standard, conventional coronary angiography, for direct visualization and ...
Schuetz Georg M   +46 more
doaj   +1 more source

Hemobilia due to cystic artery pseudoaneurysm: A rare late complication of laparoscopic cholecystectomy [PDF]

open access: yes, 2017
We discuss a patient with late presentation of hemobilia following cholecystectomy, which is unusual because pseudoaneurysm caused by vascular injury during surgery typically presents soon after surgery.
Badillo, Ricardo   +2 more
core   +2 more sources

Real-world clinical utility and impact on clinical decision-making of coronary computed tomography angiography-derived fractional flow reserve: lessons from the ADVANCE Registry

open access: yesEuropean Heart Journal, 2018
Aims Non-invasive assessment of stable chest pain patients is a critical determinant of resource utilization and clinical outcomes. Increasingly coronary computed tomography angiography (CCTA) with selective CCTA-derived fractional flow reserve (FFRCT ...
T. Fairbairn   +22 more
semanticscholar   +1 more source

Liquid Metal Microrobots for Magnetically Guided Transvascular Navigation

open access: yesAdvanced Materials, EarlyView.
Liquid metal‐based microrobots combine magnetic steering, intrinsic X‐ray visibility and softness, to navigate blood vessels even against flow. Under clinically relevant magnetic fields, liquid metal microrobots roll along vessel walls, cross endothelial barriers, and accumulate in target tissues.
Xiaohui Ju   +7 more
wiley   +1 more source

Diagnostic accuracy of myocardial perfusion imaging with czt technology. Systemic review and meta-analysis of comparison with invasive coronary angiography [PDF]

open access: yes, 2017
OBJECTIVES: This study sought to summarize the evidence on stress myocardial perfusion imaging (MPI) using cadmium-zinc-telluride (CZT) technology for the diagnosis of obstructive coronary artery disease (CAD). The CZT cameras are newly introduced, and
Biondi-Zoccai, Giuseppe   +5 more
core   +2 more sources

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