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Advanced Search Results For "VISUAL acuity"

1 - 10 of 129,244 results for
 "VISUAL acuity"
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Comparison of CRT and LCD monitors for objective estimation of visual acuity using the sweep VEP.

Publication Type: Academic Journal

Source(s): Documenta ophthalmologica. Advances in ophthalmology [Doc Ophthalmol] 2022 Oct; Vol. 145 (2), pp. 133-145. Date of Electronic Publication: 2022 Jul 05.

Abstract: Purpose: To investigate the applicability of liquid crystal displays (LCD) as suitable replacement for cathode ray tube monitors (CRT) as stimulator for the sweep VEP for estimating visual acuity.Methods: In a first experiment, sweep VEPs were recorded...

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Functional evaluation in inherited retinal disease.

Publication Type: Academic Journal

Source(s): The British journal of ophthalmology [Br J Ophthalmol] 2022 Nov; Vol. 106 (11), pp. 1479-1487. Date of Electronic Publication: 2021 Nov 25.

Abstract: Functional assessments are a fundamental part of the clinical evaluation of patients with inherited retinal diseases (IRDs). Their importance and impact have become increasingly notable, given the significant breadth and number of clinical trials and s...

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Electronic photoreceptors enable prosthetic visual acuity matching the natural resolution in rats.

Publication Type: Academic Journal

Source(s): Nature communications [Nat Commun] 2022 Nov 04; Vol. 13 (1), pp. 6627. Date of Electronic Publication: 2022 Nov 04.

Abstract: Localized stimulation of the inner retinal neurons for high-acuity prosthetic vision requires small pixels and minimal crosstalk from the neighboring electrodes. Local return electrodes within each pixel limit the crosstalk, but they over-constrain the...

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THE PROGRESSION OF MACULAR STRUCTURAL AND FUNCTIONAL CHANGES IN LATE-ONSET RETINAL DEGENERATION.

Publication Type: Academic Journal

Source(s): Retinal cases & brief reports [Retin Cases Brief Rep] 2022 Nov 01; Vol. 16 (6), pp. 714-720.

Abstract: Background/purpose: To characterize the progression of structural and functional changes in the retinas of a small cohort of unrelated patients with early late-onset retinal degeneration and evaluate these changes as potential biomarkers for future tre...

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Photovoltaic implant simulator reveals resolution limits in subretinal prosthesis.

Publication Type: Academic Journal

Source(s): Journal of neural engineering [J Neural Eng] 2022 Sep 27; Vol. 19 (5). Date of Electronic Publication: 2022 Sep 27.

Abstract: Objective. PRIMA, the photovoltaic subretinal prosthesis, restores central vision in patients blinded by atrophic age-related macular degeneration (AMD), with a resolution closely matching the 100 µ m pixel size of the implant. Improvement in resolutio...

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Visual Field Sensitivity Prediction Using Optical Coherence Tomography Analysis in Hydroxychloroquine Toxicity.

Publication Type: Academic Journal

Source(s): Investigative ophthalmology & visual science [Invest Ophthalmol Vis Sci] 2022 Jan 03; Vol. 63 (1), pp. 15.

Abstract: Purpose: This study investigates the association between local retina structure and visual function in a cohort with long-term hydroxychloroquine (HCQ) use.Methods: The study included 84 participants (54 participants without toxicity and 30 participant...

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Evidence-based classification in golf for athletes with a vision impairment: A Delphi study.

Publication Type: Academic Journal

Source(s): Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) [Ophthalmic Physiol Opt] 2022 Nov; Vol. 42 (6), pp. 1193-1203. Date of Electronic Publication: 2022 Sep 21.

Abstract: Vision-impaired (VI) golf is a global para-sport currently played under several different classification systems under different bodies. This study aimed to gather expert opinion to determine whether the current classification systems are fit for the p...

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The Connection between High Myopia Patients and MiR-708a or MiR-148 Expression Levels in Aqueous Studies of Visual Acuity.

Publication Type: Academic Journal

Source(s): BioMed research international [Biomed Res Int] 2022 Oct 13; Vol. 2022, pp. 3363830. Date of Electronic Publication: 2022 Oct 13 (Print Publication: 2022).

Authors:

Abstract: Myopia goes far beyond the inconvenience it brings. It is a prevailing and vision-threatening eye disease, especially in Asia. Aberrantly expressed miR-708a and miR-148 are critical for accurate diagnosis, good prognosis, and precise response predictio...

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Online Visual Acuity Test Cleared.

Publication Type: Academic Journal

Source(s): JAMA [JAMA] 2022 Oct 04; Vol. 328 (13), pp. 1290.

Authors:
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Binocular Interactions in Glaucoma Patients With Nonoverlapping Visual Field Defects: Contrast Summation, Rivalry, and Phase Combination.

Publication Type: Academic Journal

Source(s): Investigative ophthalmology & visual science [Invest Ophthalmol Vis Sci] 2021 Sep 02; Vol. 62 (12), pp. 9.

Abstract: Purpose: In glaucoma, visual field defects in the left and right eye may be non-overlapping, resulting in an intact binocular visual field. In clinical management, these patients are often considered to have normal vision. However, visual performance a...

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