Results 11 to 20 of about 589,793 (294)

Peripapillary Vessel Density Reversal after Trabeculectomy in Glaucoma

open access: yesJournal of Ophthalmology, 2018
Purpose. To evaluate the microvascular changes at the peripapillary area and optic disc in glaucomatous eyes after IOP lowering by trabeculectomy using OCT angiography. Methods.
Jung Hee In   +3 more
doaj   +3 more sources

Peripapillary Vessel Density In Unilateral Preperimetric Glaucoma

open access: yesClinical Ophthalmology, 2019
G Mangouritsas,1 N Koutropoulou,1 A Ragkousis,1 E Boutouri,1 A Diagourtas2 1Eye Clinic, General Hospital ‘‘Red Cross’’, Athens, Greece; 21st University Eye Clinic, General Hospital “G.
Mangouritsas G   +4 more
doaj   +4 more sources

Compensatory contribution of retinal larger vessels to perfusion density in diabetics without retinopathy

open access: yesScientific Reports, 2022
Vessel and perfusion densities may decrease before diabetic retinopathy appears; it is unknown whether these changes affect the contribution of vessel density to perfusion density.
Dulce Milagros Razo Blanco-Hernández   +4 more
doaj   +1 more source

The Characteristics of Peripapillary Retinal Perfusion by Optical Coherence Tomography Angiography in Tessellated Fundus Eyes. [PDF]

open access: yesPLoS ONE, 2016
To evaluate the peripapillary and perifoveal retinal perfusions of young healthy eyes with a tessellated fundus using optical coherence tomography (OCT) angiography.Thirty-five Chinese subjects with a tessellated fundus and 35 subjects without a ...
Xiaolei Wang   +4 more
doaj   +1 more source

A new complimentary web-based tool for manual analysis of microcirculation videos: validation of the capillary mapper against the current gold standard AVA 3.2 [PDF]

open access: yes, 2018
OBJECTIVE: The aim of the current study was to compare a newly developed web-based freely accessible software program for manual analysis of the microcirculation, the Capillary Mapper (CM), with AVA 3.2 software (AVA; MicroVision Medical B.V., Amsterdam,
Arnemann, Philip-Helge   +9 more
core   +8 more sources

Solitonlike attractor for blood vessel tip density in angiogenesis [PDF]

open access: yesPhysical Review E, 2016
17 pages, 8 ...
López Bonilla, Luis Francisco   +2 more
openaire   +4 more sources

Peripapillary Vessel Density as Early Biomarker in Multiple Sclerosis [PDF]

open access: yesFrontiers in Neurology, 2020
Background: To evaluate retinal vessel density (VD) in macular and in peripapillary regions in patients with recent onset of multiple sclerosis, at initial demyelinating event (IDE) and in matched relapsing-remitting multiple sclerosis (RRMS) patients. Methods: We evaluated VD in superficial capillary plexus, deep capillary plexus, choriocapillaris and
Cennamo, Gilda   +14 more
openaire   +4 more sources

Efficient extraction of a collimated ultra-cold neutron beam using diffusive channels [PDF]

open access: yes, 2007
We present a first experimental demonstration of a new method to extract a well-collimated beam of ultra-cold neutrons (UCN) from a storage vessel.
C. Plonka   +12 more
core   +2 more sources

Optical coherence tomography angiography vessel density in children with type 1 diabetes. [PDF]

open access: yesPLoS ONE, 2017
To assess the optical coherence tomography angiography (OCTA) retinal vessel density and foveal avascular zone (FAZ) in children with type 1 diabetes (T1D) and compare potential pathologic early changes in this population to healthy age-matched controls ...
Joanna Gołębiewska   +7 more
doaj   +1 more source

Validation of vessel size imaging (VSI) in high-grade human gliomas using magnetic resonance imaging, image-guided biopsies, and quantitative immunohistochemistry. [PDF]

open access: yes, 2019
To evaluate the association between a vessel size index (VSIMRI) derived from dynamic susceptibility contrast (DSC) perfusion imaging using a custom spin-and-gradient echo echoplanar imaging (SAGE-EPI) sequence and quantitative estimates of vessel ...
Chakhoyan, Ararat   +13 more
core   +2 more sources

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