Diabetic Retinopathy Paper

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ultrasound system uses the high-frequency sound waves to produce images which are soft tissue and internal body organs.
1.4 Diabetic Retinopathy
Diabetic retinopathy which is the eye damage occurs to the retina due to diabetes, eventually leads to blindness. A systemic disease which affects up to 80 percent of all patients has diabetes for 20 years or more, it is an ocular manifestation of diabetes. Research indicates that at least 90% of these new cases could be condensed if there were proper and watchful handling and checking of the eyes despite these intimidating statistics. The extensive a person has diabetes, the advanced his or her chances of developing diabetic retinopathy. Diabetic retinopathy interprets for 12% of all new belongings
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The macular edema, which is causing rapid visualization loss, may not have any cautioning signs for some time. In general, a person with macular edema is likely to have unclear revelation, making it hard to do things like drive or read. The vision will get better or worse during the day in some cases. The first stage in the patients is called non-proliferative diabetic retinopathy (NPDR), the signs are not visible to the eye and there are no symptoms. Patients will have 20/20 vision in this type of case. To detect non-proliferative diabetic retinopathy the only way is by fundus photography in which microaneurysms where microscopic blood-filled bulges in the artery walls can be seen. Fluorescein angiography can be done to see the back of the eye if there is reduced vision. Reduction or overfilled retinal blood vessels can be perceived clearly and this is called retinal ischemia due to the lack of blood flow. The blood vessels leak their subjects into the macular region can occur at any stage of NPDR as shown in the figure 1.1 which is called as macular edema. Blurred vision and darkened or distorted images that are not the same in both eyes are the symptoms of macular edema. The vision loss related to macular edema, nearly ten percent (10%) of diabetic patients will have their sight loss. Optical Coherence Tomography can show the areas of retinal thickening caused due to fluid accumulation of macular
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