Results 51 to 60 of about 527,315 (162)

Carotid artery disease screening : assessment of criteria [PDF]

open access: yes, 1996
The Department of Radiology at St. Luke’s Hospital has provided a screening service for stroke related disease since April 1991. This consisted of Duplex Ultrasound screening (DUS) for Extracranial Carotid Artery Disease (ECAD) followed by angiography or
Galea Debono, Anthony   +2 more
core  

Assessment of Foveal Avascular Zone and Macular Vascular Plexus Density in Children With Unilateral Amblyopia: A Systemic Review and Meta-Analysis

open access: yesFrontiers in Pediatrics, 2021
Purpose: To examine the quantitative measurements of OCTA in children with amblyopia using the meta-analysis methodology.Methods: PubMed, Embase, and Cochrane library were searched for available papers up to March 2021.
Lei Gao   +4 more
doaj   +1 more source

Arms down cone beam CT hepatic angiography: are we focusing on the wrong target? [PDF]

open access: yes, 2018
We read with great interest the recent article by Dr. Gonzalez-Aguirre and colleagues entitled ‘‘Arms Down Cone Beam CT Hepatic Angiography Performance Assessment: Vascular Imaging Quality and Imaging Artefacts’’ [1]. One of the most important advantages
Argiro, R.   +4 more
core   +1 more source

Deep learning analysis of the myocardium in coronary CT angiography for identification of patients with functionally significant coronary artery stenosis

open access: yes, 2017
In patients with coronary artery stenoses of intermediate severity, the functional significance needs to be determined. Fractional flow reserve (FFR) measurement, performed during invasive coronary angiography (ICA), is most often used in clinical ...
Išgum, Ivana   +7 more
core   +2 more sources

Fractional flow reserve versus angiography in guiding management to optimize outcomes in non–ST-elevation myocardial infarction (FAMOUS-NSTEMI): rationale and design of a randomized controlled clinical trial [PDF]

open access: yes, 2013
<p>Background: In patients with acute non–ST-elevation myocardial infarction (NSTEMI), coronary arteriography is usually recommended; but visual interpretation of the angiogram is subjective.
Balachandran, Kanarath P.   +10 more
core   +1 more source

The Clinical and Technical Effectiveness of Endovascular Embolization in Patients with Nonvariceal Gastrointestinal Bleeding

open access: yesJournal of Clinical Interventional Radiology ISVIR, 2017
Background and Aim Endovascular embolization is a well-established option in the management of acute gastrointestinal bleeding (GIB) after failed therapeutic endoscopy; however, questions remain concerning the outcomes and the various predictors of ...
Azadeh Elmi   +3 more
doaj   +1 more source

Optical Coherence Tomography Angiography Vessel Density in Healthy, Glaucoma Suspect, and Glaucoma Eyes. [PDF]

open access: yes, 2016
PurposeThe purpose of this study was to compare retinal nerve fiber layer (RNFL) thickness and optical coherence tomography angiography (OCT-A) retinal vasculature measurements in healthy, glaucoma suspect, and glaucoma patients.MethodsTwo hundred sixty ...
Belghith, Akram   +11 more
core  

Reflections on the Utility of the Retina as a Biomarker for Alzheimer's Disease: A Literature Review. [PDF]

open access: yes, 2019
As a part of the central nervous system, the retina may reflect both physiologic processes and abnormalities related to diseases of the brain. Indeed, a concerted effort has been put forth to understand how Alzheimer's disease (AD) pathology may manifest
Honma, Patrick   +2 more
core   +1 more source

A novel ultrafast-low-dose computed tomography protocol allows concomitant coronary artery evaluation and lung cancer screening [PDF]

open access: yes, 2018
BACKGROUND:Cardiac computed tomography (CT) is often performed in patients who are at high risk for lung cancer in whom screening is currently recommended.
Bandiera, A   +10 more
core   +1 more source

Novel X-ray imaging technology enables significant patient dose reduction in interventional cardiology while maintaining diagnostic image quality [PDF]

open access: yes, 2015
Objectives: The purpose of this study was to quantify the reduction in patient radiation dose during coronary angiography (CA) by a new X-ray technology, and to assess its impact on diagnostic image quality.
Bacher, Klaus   +9 more
core   +1 more source

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