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OPEN<br />
YOUR<br />
EYES<br />
MARCH 2017<br />
DID YOU<br />
KNOW?<br />
Over 7,000<br />
new cases of<br />
Age-Related Macular Degeneration (AMD)<br />
are diagnosed in Ireland each year<br />
often at a stage when damage has<br />
already been caused to vision 1<br />
In Ireland,<br />
about 1,000 people<br />
have chronic open-angle<br />
glaucoma 2<br />
Reference: 1. http://www.amd.<strong>ie</strong>/ 2. http://www.hse.<strong>ie</strong>/eng/health/az/G/Glaucoma/<br />
Supported by<br />
Reference accessed February 2017
This month we are setting our sights on eye health, in particular<br />
age-related macular degeneration (AMD) and glaucoma.<br />
AMD is the leading cause of sight loss <strong>for</strong> those aged over 50 in<br />
Ireland. 1 Thankfully, there are lifestyle changes your pat<strong>ie</strong>nts can<br />
OPEN<br />
YOUR<br />
EYES<br />
make that will help strengthen and protect their eyes. Some changes are simple, like<br />
wearing sunglasses, whereas others, like smoking cessation, are more challenging.<br />
However, encouraging your pat<strong>ie</strong>nts to make these changes now could help protect<br />
their eyesight <strong>for</strong> the future.<br />
To coincide with World Glaucoma Week, taking place during<br />
March 12-18, we’ve also included a checklist of risk factors <strong>for</strong><br />
glaucoma below. With 85-90 new cases of open-angle glaucoma<br />
occurring each year in Ireland 2 , it’s important that your pat<strong>ie</strong>nts<br />
know their risks and get tested frequently.<br />
Eating <strong>for</strong><br />
your eyes 3<br />
Vitamins A, C and E found in oranges,<br />
tomatoes and green leafy vegetables are all<br />
thought to maintain healthy cells and tissue<br />
in the eye. Another antioxidant, lutein, has<br />
recently gained attention and is thought<br />
to play an important role in absorbing<br />
damaging blue wavelengths of light. It acts<br />
as a natural sunblock <strong>for</strong> the macula.<br />
The human body cannot make lutein itself<br />
so it must be eaten. Stud<strong>ie</strong>s suggest that<br />
consuming at least 10mg of lutein per day<br />
has the most beneficial effects on macular<br />
pigment levels. Stud<strong>ie</strong>s suggest that people<br />
with lower levels of macular pigment may be<br />
more likely to develop AMD.<br />
Lutein in<br />
vegetables<br />
milligrams (mg)/<br />
100g (fresh) 3<br />
KALE................ 11.4 mg<br />
RED PEPPER...... 8.5 mg<br />
SPINACH........... 7.9 mg<br />
LETTUCE.......... 4.7 mg<br />
LEEK................. 3.6 mg<br />
BROCCOLI.......... 3.3 mg<br />
PEAS................. 1.7 mg<br />
References: 1. http://www.amd.<strong>ie</strong>/ 2. http://www.hse.<strong>ie</strong>/eng/health/az/G/Glaucoma/<br />
3. https://www.macularsoc<strong>ie</strong>ty.org/sites/default/files/downloads/Macular%20Soc<strong>ie</strong>ty%20Nutrition%20and%20<strong>Eye</strong>%20<strong>Health</strong>%20March%202016.pdf<br />
References accessed February 2017
PROTECT YOUR SIGHT<br />
FROM UV LIGHT! 1<br />
OPEN<br />
YOUR<br />
EYES<br />
We all know the damaging effects of ultra-violet (UV) light to<br />
our skin, but many people don’t realise the damage it causes<br />
to our eyes. It’s important that your pat<strong>ie</strong>nts protect their eyes<br />
from UV light all year round, not just during the summer:<br />
Wear sunglasses. When<br />
choosing sunglasses<br />
look out <strong>for</strong> the European<br />
CE mark to ensure the<br />
lens quality is good.<br />
Lenses with insuffic<strong>ie</strong>nt<br />
UV protection are more<br />
harmful than not wearing<br />
sunglasses at all!<br />
Wear broad<br />
brimmed<br />
hats or caps<br />
to protect your<br />
eyes<br />
If you wear<br />
prescription<br />
glasses, add a<br />
clear UV filter to<br />
your lenses<br />
UIT<br />
SMOKING &<br />
SEE the benefits 2<br />
DID YOU<br />
KNOW?<br />
80 %<br />
of eye damage from<br />
Around<br />
UV and blue light occurs<br />
be<strong>for</strong>e the age of 18 1<br />
Smoking is the biggest risk factor <strong>for</strong> AMD:<br />
• Exposure of delicate retinal cells to the oxidants in<br />
cigarette smoke fast-<strong>for</strong>wards the ageing process.<br />
• Smoking causes blood vessels to narrow in the eye,<br />
increasing overall blood pressure.<br />
• Some research suggests that smokers have<br />
lower levels of macular pigments lutein<br />
and zeaxanthin, which are thought<br />
to protect the macula from<br />
the damaging effects<br />
of sunlight<br />
DID YOU<br />
KNOW?<br />
References: 1. https://www.macularsoc<strong>ie</strong>ty.org/sun-protection<br />
2. https://www.macularsoc<strong>ie</strong>ty.org/smoking<br />
3. http://jamanetwork.com/journals/jamaophthalmology/fullarticle/419696<br />
References accessed February 2017<br />
Current smokers<br />
are up to 4 times more likely<br />
to have AMD than people who<br />
have never smoked 3
GLAUCOMA<br />
Glaucoma is a group of diseases that damage the eye’s optic<br />
nerve and can result in vision loss and blindness. Un<strong>for</strong>tunately<br />
there is no cure, however, with early detection and treatment,<br />
you can often protect your eyes against serious vision loss.<br />
It’s important to encourage your pat<strong>ie</strong>nts to get a<br />
comprehensive dilated eye exam once every two years! 1<br />
OPEN<br />
YOUR<br />
EYES<br />
Anyone can develop glaucoma, but pat<strong>ie</strong>nts who fall into<br />
the following risk categor<strong>ie</strong>s are more likely than others to<br />
develop the disease:<br />
AGE<br />
you are 6 times more likely to get<br />
glaucoma if you are over 60 years old 2<br />
RACE<br />
those of African and Hispanic descent are<br />
at an increased risk of glaucoma 2<br />
CHECKLIST<br />
FAMILY HISTORY<br />
of glaucoma 2<br />
MEDICAL CONDITIONS<br />
stud<strong>ie</strong>s suggest that diabetes, high blood<br />
pressure and heart disease may increase risk 3<br />
INJURY TO THE EYE<br />
can result in increased eye pressure 3<br />
SEVERE NEAR-SIGHTEDNESS 2<br />
HYPERTENSION 2<br />
CENTRAL CORNEAL THICKNESS<br />