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| http://dx.doi.org/10.4103/ijo.IJO_357_21 | DOI Listing |
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Sudden Vision Loss: A Diagnostic Approach.
Am Fam Physician
January 2025
Western University Schulich School of Medicine and Dentistry, London, Ontario, Canada.
Vision loss affects more than 7 million Americans and impacts quality of life, independence, social functioning, and overall health. Common and dangerous conditions causing sudden vision loss include acute angle-closure glaucoma, retinal detachment, retinal artery occlusion, giant cell arteritis, and optic neuritis. Acute angle-closure glaucoma features ocular pain, headache, and nausea; treatment includes pilocarpine eye drops, oral or intravenous acetazolamide, and intravenous mannitol.
View Article and Find Full Text PDFNon-visual colour: A qualitative study of how the totally blind and an achromatope navigate colour in the sighted world.
Acta Psychol (Amst)
January 2025
Faculty of Psychology, University of Vienna, Vienna, Austria; Vienna Cognitive Science Hub, Vienna, Austria.
Colour plays an important role in the sighted world, not only by guiding and warning, but also by helping to make decisions, form opinions, and influence emotional landscape. While not everyone has direct access to this information, even people without colour vision (i.e.
View Article and Find Full Text PDFInsights into eye genetics and recent advances in ocular gene therapy.
Mol Cell Probes
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The rapid advancements in the field of genetics have significantly propelled the development of gene therapies, paving the way for innovative treatments of various hereditary disorders. This review focuses on the genetics of ophthalmologic conditions, highlighting the currently approved ophthalmic gene therapy and exploring emerging therapeutic strategies under development. Inherited retinal dystrophies represent a heterogeneous group of genetic disorders that manifest across a broad spectrum from infancy to late middle age.
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Brain
January 2025
Faculty of Social and Behavioural Sciences, University of Amsterdam, 1001 NK, Amsterdam, The Netherlands.
Mid-level visual processing represents a crucial stage between basic sensory input and higher-level object recognition. The conventional model posits that fundamental visual qualities like color and motion are processed in specialized, retinotopic brain regions (e.g.
View Article and Find Full Text PDFMethylmercury-induced visual deficits involve loss of GABAergic cells in the zebrafish embryo retina.
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State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, 100012 Beijing, China. Electronic address:
Methylmercury (MeHg) is a neurotoxicant with adverse effects on visual systems from fish to man. Clinical signs of visual deficits including color-vision alterations, visual field constriction and blindness have been frequently identified in patients and affected animals following acute and chronic exposure to MeHg. However, it is still unclear whether MeHg causes developmental defects in the eye.
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