نتایج جستجو برای: networks drusen fundus photography
تعداد نتایج: 453270 فیلتر نتایج به سال:
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...
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...
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 ...
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...
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...
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...
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...
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 ...
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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