ARMD - Age Related Macular Degeneration

What is ARMD?form underneath the retina at the back of the
The macula provides the sharp, central vision weeye leak fluid or blood and blur central vision.
need for reading, driving, and seeing fine detail.Vision loss may be rapid and severe.
Macular degeneration refers to the breakdown ofMacular degeneration cannot be reversed. Its
the macula.impact, however, can be reduced.
What You Need To Do:Laser surgery and medications can be used to
Get regular eye checkups from antreat certain types of macular degeneration.
ophthalmologist, especially after the age of 50.Certain types of "wet" macular degeneration can
You can detect early stages of macularbe treated witho Laser Treatment - High intensity
degeneration by using a simple vision test using alaser was the only option in the past and often
chart called the Amsler grid.left a blind spot in the treatment zone. This was
If you are more than 50 years old, If you seecalled laser photocoagulationo PDT (photodynamic
wavy, broken, distorted linesplease look at thistherapy) - Non-thermal laser was used at the
with each eye separately. You may havemacula to activate a dye injected in the body
symptoms of ARMD.which seals the leaking abnormal blood vessels.o
Why Is It Important:Injections - They target a specific chemical in
Macular degeneration can cause sudden, severeyour body that is critical in causing abnormal blood
and often irreversible loss of vision in the middlevessels to grow under the retina. That chemical is
of your visual fieldcalled vascular endothelial growth factor (VEGF).
Symptomso Reduction vision in the central part ofAnti-VEGF drugs block the trouble-causing VEGF,
the retina causing difficulty in reading orreducing the growth of abnormal blood vessels
recognizing peoples faceso It usually does notand slowing their leakage. The recent
affect the eye's side, or peripheral, vision.o If youdevelopment of anti-VEGF medications have
notice words looking blurry on a page, a dark orbecome an exciting advance in the treatment of
empty area in the center of your vision, orwet AMD. Bevacizumab (Avastin) and ranibizumab
crookedness of straight lines, you may have(Lucentis) are two very useful drugs. Most
symptoms of macular degeneration.patients will retain the vision they have and some
Typeswill regain some of the lost vision after these
The two types of AMD are "dry" (atrophic) andtreatments.
"wet" (exudative):These procedures may preserve more sight
"Dry" Macular Degeneration (atrophic)overall, though they are not cures that restore
Most people have the "dry" form of AMD. It isvision to normal. Despite advanced medical
caused by aging and thinning of the tissues of thetreatment, most people with macular
macula. Vision loss is usually gradual.degeneration still experience some vision loss.
"Wet" Macular Degeneration (exudative)Many older people develop macular degeneration
The "wet" form of macular degeneration accountsas part of the body's natural aging process.
for about 10% of all AMD cases.Exactly why it develops is not known, and no
Wet ARMD results when abnormal blood vesselstreatment has been uniformly effective.