What You Need to Know About Cataracts and Macular Degeneration
Cataracts:
In Cataracts the peripheral field is affected slowly over time. In some cases of Cataracts or when other conditions cause it such as Diabetes Mellitis the vision loss can become severe much faster causing severe vision loss within six months to a year in some cases. The peripheral field covers 97.9 % of the retina giving great difficulty to those suffering with Cataracts.
Symptoms:
Blurred Vision
Increased trouble with night vision
Increased sensitivity to light
Halos or Spots
Floaters
Double Vision
Macular Degneration:
Macular Degeneration is also a progressive condition generally affecting those who are 50 plus. The most common form is Age-related Macular Degeneration [or AMD]. This condition effects the area of the retina that controls the central vision field or the macula. The Macula covers 2.1 % of the retina. It controls your ability to recognize faces, seperate dark from light colors, and straightens your vision allowing your to focus.
Symptoms:
Drusen
Pigmentary Atecutions
Exudative changes, hemorrhages in eye
Atrophy Incipient and geographic
Visual Acuity drastically decreasing [ 2 levels or more 20/20 to 20/80]
Blurred Vision
Centract Scotomas (shadows or missing areas)
Having one of the above conditions can be managed with treatments and you can still have a increased quality of vision. However having both conditions can pose problems later as they work to interrupt vision. This can cause a severe lack of vision in both eyes and can cause severe vision loss. Since both macular and peripheral fields are affected. This causes severe difficulty for the patient suffering from both conditions.
In addition they have seen an increase in those being diagnosed with macular degeneration after having Cataracts surgery while the National Institute of Ophthalmology doesn't have evidence of a connection they do state be cautions. Our eyes need help as we age and making sure that you take care of them and get a yearly eye exam will ensure your vision stays with you.
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