Monday, January 07, 2008

Age sight problem screening

An eye condition that could potentially affect 140,000 people in Ireland who don't yet know it will be the subject of a short screening programme in Kilcullen at the end of the month.

Age-related macular degeneration (AMD) is the single biggest cause of blindness in the developed world. It generally affects people from the age of 50 onwards, and currently there are 80,000 people here who have the problem in varying degrees. Almost half of all cases of blind registration in persons over 40 in Ireland is attributable to AMD.

AMD is irreversible and progressive, but can be arrested or slowed with the help of dietary supplements if caught early enough. Generally it is first noticed during routine eye examinations of people in the older age group, but at that stage may be well established.

optometrist436Kilcullen optometrist Nichola Kennedy will be offering a screening test between 29 January and 1 February, using a high-technology ‘MacuScope’ which can detect a potential problem much earlier. "Like any illness, the earlier it is detected the more can be done to deal with it," she says.

AMD seems to be more prominent in women, according to current surveys, but it affects both genders. Nichola says the existence of the condition is not very well known by most people, nor the fact that it can be treated by supplements. Lifestyle changes early on can also help.

"Smoking is a big factor, actually a huge factor. Then diet is also important, for people who may not have a diet rich in fresh vegetables and fruit. This is where the supplements help in treatment."

The old adage about carrots being good for your sight actually shows itself to be true, as these are among the vegetables which provide the nutrients that inhibit degeneration of the macula at the back of the eye. "Cabbage, curly kale, and red peppers are good too, but if people don't have this kind of fresh diet, supplements will help." People with high cholesterol are also more at risk of AMD, and obesity can also be involved. There are also hereditary indicators.

AMD affects people's central vision. Initially the degeneration manifests as an inability to see fine detail and a fading of ability to see colour of things directly in their line of sight. "As it develops it becomes more like a central blind spot. The sufferer will still have peripheral vision and be able to get around, but it impacts as a loss of independence and a decrease in the ability to enjoy life."

The loss of a Driving Licence is an obvious downside, but people with AMD also suffer more injuries, including from falls, and also from increased depression. The condition also impacts on the overall economy of the country in terms of extra medical care required for sufferers.

Nichola really wants people from the age of 30 upwards to come to be screened, as the technology can now find precursors to AMD even at that age. "It measures the density of pigment at the macula, and if people have a low density reading it means they can be more susceptible to the condition. Dietary supplements at this stage can increase the amount of pigment and hopefully reduce their chances of developing it."

There is a 25 euros fee for the test, which is unfortunately not covered by any state scheme. The fee represents Nichola merely charging for her time. Screening is open to existing patients and new patients are welcome also. The dietary supplement 'Macu-shield' is available at the practice to purchase and according to Nichola is the best on market.

You can phone (045)484643 to make an appointment.

Brian Byrne.

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