نتایج جستجو برای: hyperfluorescence region

تعداد نتایج: 538154  

Journal: :Advanced Materials 2023

Organic Light-Emitting Diodes In article number 2212237, Zujin Zhao and co-workers report an efficient sensitizing system consisting of a thermally activated delayed fluorescence sensitizer with low polarity high steric hindrance, based on which high-performance hyperfluorescent organic light-emitting diodes color purity, record-breaking efficiencies, long operational lifetimes are achieved.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1392

tourism , today as one of the ways to make money, create jobs , and social and political interactions is considered. this paper aims to examine the strengths and weaknesses of tourism development in mahmoud abad ( mazandaran ). the research method in this study is " descriptive - analytical " and to collection of data used field methods such as questionnaires and documentation - library. the sa...

2012
Yong Soo Byun Young Hoon Park

We report two cases of choroidal neurofibromatosis, detected with the aid of indocyanine green angiography (ICGA) in patients with neurofibromatosis (NF)-1, otherwise having obscure findings based on ophthalmoscopy and fluoresceine angiography (FA). In case 1, the ophthalmoscopic exam showed diffuse bright or yellowish patched areas with irregular and blunt borders at the posterior pole. The FA...

Journal: :Genetics and molecular research : GMR 2007
Q Peng Y Dong P Q Zhao

The aim of this study was to investigate the characteristics of fundus autofluorescence (FAF) in patients with wet (exudative) age-related macular degeneration (AMD). Color fundus photographs, fundus fluorescein angiograms, indocyanine green angiograms, and FAF images were obtained from 61 patients (72 eyes) with exudative AMD. The FAF results for different patterns of exudative AMD were compar...

2015
Alami Fadoua Berraho Amina

Il s'agit d'un patient de 67 ans, hypertendu équilibré sous traitement qui consulte pour un syndrome maculaire avec baisse marquée de l'acuité visuelle bilatérale. L'examen ophtalmologique trouve une acuité visuelle corrigé de 4/10 P2 en œil droit, et 1/10 avec scotome centrale œil gauche, un segment antérieur normal en œil droitgauche, au fond d'œil on note l'aspect de stries partant de la pap...

Journal: :Investigative ophthalmology & visual science 2015
Alessandro Rabiolo Fabio Bignami Paolo Rama Giulio Ferrari

PURPOSE To quantify blood and lymph angiogenesis in mouse corneal flat mounts by means of a novel plug-in for ImageJ, called VesselJ, based on a dynamic threshold algorithm. METHODS Corneal neovascularization (CNV) was induced in the right corneas of 20 C57BL6/N mice by means of alkali burn (n = 10) or intrastromal sutures (n = 10). All corneal flat mounts were stained for blood vessels with ...

2015
Hirotoshi Yasui Kazuhide Sato Yoshihiro Takeyama Hiroaki Nishihara Matsuyoshi Maeda Hideo Gonda Ryujiro Suzuki

BACKGROUND Visual disturbance caused by cancer metastasis from other organs is one of the largest challenges to cancer patients' quality of life (QOL). Lung cancer is the most frequent primary site of choroidal metastasis in men, but improvement of visual disturbance has not always been emphasized in lung cancers. Recently intravitreal bevacizumab is a newer modality being tried for local contr...

2014
Aditya Kelkar Rachana Shah Jai Kelkar Shreekant Kelkar Shilpa Bhirud Poonam Gandhi

We report a case of transient reduction in the diameter and tortuosity of an occluded vessel after intravitreal administration of 1.25 mg (0.05 ml) bevacizumab in a patient with ischaemic branch retinal vein occlusion. A 64-year-old hypertensive female presented with chief complaints of reduced vision in her right eye for 3 months. Her vision in the right eye was evaluated as counting fingers a...

2012
Angela Ciarnella Sara Verrilli Vito Fenicia Cristina Mannino Alessandro Cutini Andrea Perdicchi Santi Maria Recupero

BACKGROUND Idiopathic juxtafoveolar retinal telangiectasia (IJRT) type 1 represents an uncommon cause of congenital unilateral visual loss and it typically affects males. Decrease in visual acuity is caused by serous and lipid exudation into the fovea with cystoid macular edema. In some cases, spontaneous resolution may be observed, but when there is a progressive loss of visual acuity, laser p...

Journal: :The British journal of ophthalmology 2003
N Kitaya T Nagaoka T Hikichi R Sugawara K Fukui S Ishiko A Yoshida

AIMS To evaluate abnormalities in the choroidal circulation in cases of central serous chorioretinopathy (CSC). METHODS A complete clinical ophthalmological examination was performed using simultaneous fluorescein and indocyanine green (ICG) angiography with a confocal scanning laser ophthalmoscopy and the digital images analysed in 36 consecutive patients with acute CSC. To quantify the chor...

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