Results 11 to 20 of about 588,440 (294)

Peripapillary Vessel Density Reversal after Trabeculectomy in Glaucoma

Journal 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, So Yeon Lee, Seok Ho Cho, Young Jae Hong   +3 more
doaj   +3 more sources

Vessel density mapping of small cerebral vessels on 3D high resolution black blood MRI

NeuroImage
Small cerebral blood vessels are largely inaccessible to existing clinical in vivo imaging technologies. This study aims to present a novel analysis pipeline for vessel density mapping of small cerebral blood vessels from high-resolution 3D black-blood ...
Mona Sharifi Sarabi, Samantha J. Ma, Kay Jann, John M. Ringman, Danny J.J. Wang, Yonggang Shi   +5 more
doaj   +3 more sources

Peripapillary Vessel Density In Unilateral Preperimetric Glaucoma

Clinical 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, Koutropoulou N, Ragkousis A, Boutouri E, Diagourtas A   +4 more
doaj   +3 more sources

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

, 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, Cloughesy, Timothy F, Ellingson, Benjamin M, Everson, Richard G, Lai, Albert, Leu, Kevin, Liau, Linda M, Nathanson, David A, Nghiemphu, Phioanh L, Pope, Whitney B, Prins, Robert M, Salamon, Noriko, Yao, Jingwen, Yong, William   +13 more
core   +2 more sources

Macular Vessel Density Changes in Young Adults With High Myopia: A Longitudinal Study

Frontiers in Medicine, 2021
Background: To characterize the longitudinal changes of macular vessel density in young adults and its associated factors.Methods: The right eyes of 309 participants (75 high myopic, 194 mild-to-moderate myopic, and 40 healthy) were followed up for 21 ...
Ya Shi, Ya Shi, Luyao Ye, Luyao Ye, Qiuying Chen, Qiuying Chen, Guangyi Hu, Guangyi Hu, Yao Yin, Ying Fan, Jianfeng Zhu, Jiangnan He, Zhi Zheng, Haidong Zou, Haidong Zou, Xun Xu, Xun Xu   +16 more
doaj   +1 more source

RET mutation and increased angiogenesis in medullary thyroid carcinomas [PDF]

, 2016
Advanced medullary thyroid cancers (MTCs) are now being treated with drugs that inhibit receptor tyrosine kinases, many of which involved in angiogenesis.
Acquaviva, Giorgia, Boichard, Amélie, Casadei, Gian Piero, Checquolo, Saula, Colato, Chiara, de Biase, Dario, Durante, Cosimo, Ferdeghini, Marco, Filetti, Sebastiano, Pecce, Valeria, Rhoden, Kerry, Rosignolo, Francesca, Russo, Diego, Sponziello, Marialuisa, Tallini, Giovanni, Verrienti, Antonella, Visani, Michela   +16 more
core   +1 more source

Cutaneous microcirculation in preterm neonates: comparison between sidestream dark field (SDF) and incident dark field (IDF) imaging [PDF]

, 2015
Incident dark field imaging (IDF) is a new generation handheld microscope for bedside visualization and quantification of microcirculatory alterations. IDF is the technical successor of sidestream dark field imaging (SDF), currently the most used device ...
Elteren, H.A. (Hugo) van, Ince, C. (Can), Jonge, R.C.J. (Rogier) de, Reiss, I.K.M. (Irwin), Tibboel, D. (Dick)   +4 more
core   +8 more sources

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

PLoS 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, Andrzej Olechowski, Marta Wysocka-Mincewicz, Dominik Odrobina, Marta Baszyńska-Wilk, Artur Groszek, Mieczysław Szalecki, Wojciech Hautz   +7 more
doaj   +1 more source

Vascular network segmentation: an unsupervised approach [PDF]

, 2012
Micro-tomography produces high resolution images of biological structures such as vascular networks. In this paper, we present a new approach for segmenting vascular network into pathological and normal regions from considering their micro-vessel 3D ...
Descombes, Xavier, El Boustani, Abdelhakim, Fonta, Caroline, Le Duc, Géraldine, Plouraboué, Franck, Serduc, Raphael, Weitkamp, Timm   +6 more
core   +2 more sources

Optical Coherence Tomography Angiography-Based Quantitative Assessment of Morphologic Changes in Active Myopic Choroidal Neovascularization During Anti-vascular Endothelial Growth Factor Therapy

Frontiers in Medicine, 2021
Purpose: To establish quantitative profile of the morphologic changes among patients with active myopic choroidal neovascularization (mCNV) before and after anti-vascular endothelial growth factor (VEGF) therapy using optical coherence tomography ...
Yao Wang, Zhongli Hu, Tiepei Zhu, Zhitao Su, Xiaoyun Fang, Jijian Lin, Zhiqing Chen, Zhaoan Su, Panpan Ye, Jian Ma, Li Zhang, Jinyu Li, Lei Feng, Chuan-bin Sun, Zhiyong Zhang, Xingchao Shentu   +15 more
doaj   +1 more source