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Age-related macular degeneration
Mar 28, 2011
In patients with neovascular age-related macular degeneration (AMD) retinal function, as measured using multifocal electroretinography (mfERG), improved following treatment with intravitreal Lucentis (ranibizumab). The electroretinogram (ERG) is a recording of the electrical activity of the retinal cells located at the back of the eye when...

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Amsler grid distortion signals AMD
Feb 26, 2011
A questionnaire that assess a patient's subjective perception of metamorphopsia correlates well to metamorphopsia measured using two clinical tests, according to a new study. In addition to visual acuity loss and central scotoma, metamorphopsia is an important symptom often observed in patients with macular diseases such as idiopathic...

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ForeseeHome
Sep 20, 2010
A device designed for in-home, self-administered testing may find utility in monitoring patients with intermediate age-related macular degeneration (AMD). The ForeseeHome (Notal Vision) device is engineered based on preferential hyperacuity perimeter technology, which in previous studies has been shown "to detect and quantify the severity of...

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Color vision
Aug 26, 2010
Measurement of Red-Green and Yellow-Blue color vision can provide a measure of functional change in diseases of the retina, including age-related macular degeneration (AMD). Abnormalities in rod and cone photoreceptor morphology have been reported in normal aging retinas in the absence of known pathology and have been taken as an indicator of...

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A logMAR visual acuity chart
Aug 25, 2010
Using a novel double-pass device, researchers have objectively measured the retinal image quality of patients affected with age-related macular degeneration (AMD), and found it to be significantly poorer than normal subjects. A double-pass device is able to measure the optical quality of the human eye by analyzing the properties of light that...

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AMD produces a blind spot in the center of your vision
Jul 28, 2010
Improvement in visual acuity is often considered the best indicator of the effectiveness of a treatment in age-related maculopathy. However, during the course of the disease, the location of the patients' preferred retinal locus of fixation may change. This can lead to an unexpected functional improvement, unrelated to treatment. Macular...

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AREDS2
Jun 27, 2010
The National Eye Institute at the U.S. National Institutes of Health has launched an ancillary study to its Age-Related Eye Disease Study 2 comparing the ability of Notal Vision's ForeseeHome age-related macular degeneration monitor to aid the early detection of wet AMD to that of standard care, according to a joint press release from the...

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ForeseeHome
Jan 26, 2010
Notal Vision has received FDA approval for the firm's ForeseeHome age-related macular degeneration (AMD) analysis device. The ForeseeHome AMD Monitor is the first device of its kind in the eye care industry that allows patients with the dry form of AMD to monitor themselves for signs of an oncoming choroidal neovascularization in the...

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Amsler grid distortion signals AMD
Oct 17, 2009
A new rarebit vision test device is described and preliminary data indicate that it may be suitable for screening for the presence of arly age-related macular degeneration. Rarebit testing implies probing for gaps in the neuro-retinal receptive field matrix, using bright microdots on a dark background. Previous reports have found rarebit...

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Amsler grid distortion signals AMD
Jun 19, 2009
A new online free vision test called "Macuflow" is described. It is designed to overcome some of the shortcomings of the traditional Amsler grid vision test, and can aid persons with macular degeneration with the task of monitoring their vision for signs of disease progression. The Amsler grid is an important tool in the examination of...

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