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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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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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Man performing PHP vision test
May 22, 2009
The Foresee Home preferential hyperacuity perimeter has been shown to accurately detect early choroidal neovascularization in patients using the device at home without supervision, according to a presention at the 2009 Association for Research in Vision and Ophthalmology meeting. Anat Loewenstein, MD, of the Tel Aviv Medical Center, presented...

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Amsler grid distortion signals AMD
Feb 9, 2009
In most patients, AMD progresses relentlessly over decades, from asymptomatic precursor signs such as fine drusen and mild pigment dispersion to a more severe non-exudative AMD such as evidenced by geographic atrophy and, in some 20% of patients, to exudative AMD. Doctors who follow these patients today are forced to make many decisions that...

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Man performing PHP vision test
Oct 17, 2008
Macular degeneration is the number one reason senior citizens lose their eyesight. The disease creeps up slowly and many people don't spot the warning signs soon enough. Now, a new computerized test is helping to keep people out of the dark. Slowly, over the past several years, macular degeneration wiped away vision in Axel Johnson's right...

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Amsler grid distortion signals AMD
Sep 22, 2008
A new study reports that close monitoring of patients with age-related macular degeneration (AMD) can improve the ability to detect choroidal neovascularization (CNV) while it is still outside the fovea and vision is still good. Bilateral involvement is common in neovascular AMD, with approximately 10% of second eyes developing CNV each year...

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Man performing PHP vision test
Jun 11, 2008
Progress in the medical and surgical management of choroidal neovascularization (CNV) has lead to renewed interest in the field of macular function self-assessment. Earlier intervention, when CNV lesion size is smaller and visual acuity is better, improves the patient's visual outcome following any of the currently employed treatments for...

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Man performing PHP vision test
May 4, 2008
The use of preferential hyperacuity perimetry (PHP) can detect the conversion of the dry version of age-related macular degeneration (AMD) to the more destructive exudative form of the disease, according to results from a study presented at the Association for Research in Vision and Ophthalmology (ARVO) 2008 meeting. "In some cases, the...

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