نتایج جستجو برای: networks drusen fundus photography

تعداد نتایج: 453270  

Journal: :Archivos de la Sociedad Espanola de Oftalmologia 2013
S Copete-Piqueras C Cava-Valenciano I Flores-Moreno A Moreno-Valladares V Bautista Ruescas

CASE REPORT The case is presented of a 32-year-old man referring to metamorphopsia and blurred vision in both eyes for 3 days. Best corrected visual acuity of 20/32 in the right eye and 20/25 in the left eye. Fundus examination revealed the presence of drusen-like deposits, suggestive of Sorsby's fundus dystrophy (SFD) and choroidal neovascularization (CNV) bilaterally. The patient received int...

Journal: :The British journal of ophthalmology 1992
W H Woon F W Fitzke A C Bird J Marshall

A confocal scanning laser ophthalmoscope (cSLO) was used to examine the effects of confocal optics on the image of the human fundus in vivo. Patients from a retinal clinic and a glaucoma clinic were examined using the cSLO in the confocal mode. A degree of optical sectioning could be achieved, and the results agree with a best axial resolution of 300 microns measured in a model eye. The main ad...

Journal: :Retina 2005
Masahiro Miura Ann E Elsner Masahiro Osako Kunio Yamada Tetsuya Agawa Masahiko Usui Takuya Iwasaki

PURPOSE To evaluate a spectral imaging technique to detect the area of internal limiting membrane (ILM) peeling after vitrectomy for idiopathic macular hole. MATERIALS AND METHODS In a prospective study, 15 eyes of 15 patients with idiopathic macular holes were tested. After vitrectomy with ILM peeling, retinal images were taken with color fundus photography, red-free fundus photography, and ...

Journal: :Journal of the Neurological Sciences 2015

2017
Ruiqi Chang Yu Du Zhou Peng Yi Lu Xiangjia Zhu

BACKGROUND We report a case of acute uveal effusion during phacoemulsification in an eye with preoperative chronic central serous chorioretinopathy (CSC). CASE PRESENTATION A 55-year-old man with a history of chronic CSC for >18 months presented with bilateral opaque lenses. A preoperative ophthalmic examination showed suspected lenticonus and risky anatomical features, including a thick cili...

Journal: :Journal of neuro-ophthalmology : the official journal of the North American Neuro-Ophthalmology Society 2013
Thomas H Mader C Robert Gibson Anastas F Pass Andrew G Lee Hanspeter E Killer Hans-Christian Hansen Joseph P Dervay Michael R Barratt William J Tarver Ashot E Sargsyan Larry A Kramer Roy Riascos Deepak G Bedi Donald R Pettit

BACKGROUND A number of ophthalmic findings including optic disc edema, globe flattening, and choroidal folds have been observed in several astronauts after long-duration space flights. The authors report the first astronaut with previously documented postflight ophthalmic abnormalities who developed new pathological changes after a repeat long-duration mission. METHODS A case study of an astr...

Journal: :Investigative ophthalmology & visual science 2006
Chuan-Ming Li Mark E Clark Melissa F Chimento Christine A Curcio

PURPOSE To evaluate apolipoprotein (Apo) gene expression in native human retinal pigment epithelium (RPE) and neurosensory retina and to detect apolipoproteins within age-related, extramacular drusen. METHOD Drusen were isolated manually from 10 eyes of 10 donors (age range, 58-93 years) with grossly normal maculas that were preserved in 4% paraformaldehyde within 6 hours of death. In cryosec...

Journal: :CoRR 2017
Ibrahim Sadek Mohamed Elawady Abd El Rahman Shabayek

The diabetic retinopathy is timely diagonalized through color eye fundus images by experienced ophthalmologists, in order to recognize potential retinal features and identify early-blindness cases. In this paper, it is proposed to extract deep features from the last fully-connected layer of, four different, pre-trained convolutional neural networks. These features are then feeded into a non-lin...

Journal: :Investigative ophthalmology & visual science 2007
Michel Paques Jean-Laurent Guyomard Manuel Simonutti Michel J Roux Serge Picaud Jean-François Legargasson José-Alain Sahel

PURPOSE To analyze high-resolution color photographs of the mouse fundus. METHODS A contact fundus camera based on topical endoscopy fundus imaging (TEFI) was built. Fundus photographs of C57 and Balb/c mice obtained by TEFI were qualitatively analyzed. RESULTS High-resolution digital imaging of the fundus, including the ciliary body, was routinely obtained. The reflectance and contrast of ...

Journal: :Archives of ophthalmology 1998
M L Klein D W Schultz A Edwards T C Matise K Rust C B Berselli K Trzupek R G Weleber J Ott M K Wirtz T S Acott

OBJECTIVES To identify the chromosomal location of a disease-causing gene and to describe the clinical characteristics of a large family with age-related macular degeneration (ARMD). METHODS An ARMD pedigree was identified, and the disease state of family members was documented by stereoscopic fundus photography and was classified using a modified version of the Wisconsin Age-Related Maculopa...

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