Diabetes often leads to damage of blood vessels, especially if blood sugar is not well controlled. Swelling, leakage or blockage of blood vessels in the eye causes serious conditions, proliferative diabetic retinopathy.
In short, diabetic retinopathy can cause macular edema even in the early stages of development. In advance, the proliferative stage, it causes an accumulation of blood in the vitreous (vitreous hemorrhage), and scarring and retinal detachment. retinopathy usually develop in both eyes at the same time, cause the following symptoms:
• Blurry vision, or a change from clear to blurred vision and back
• Floaters, dark or black spots appear in your field of vision
• Poor night vision
• Changes in color perception, the colors appear faded or washed off
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DETECTION AND DIAGNOSIS OF DIABETIC RETINOPATHY
Diabetic retinopathy is detected during a comprehensive eye exam. This may include the following tests, examinations, and procedures:
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• Visual activity test. Read eye charts to measure your ability to see at various distances.
• tonometry. A test that measures the pressure inside the eye.
• funduscopy. Its fancy name of eye examination is done by using a magnifying glass. Eye drops placed on the surface widen (dilate) pupils, so that the doctor can visually check the "eyegrounds", including the retina, the retinal blood vessels, and the optic nerve.
• Optical coherence tomography (OCT). This test resembles the ultrasound but using light instead of sound waves. October provides detailed images of the eye tissue and complements the visual inspection of the retina.
TREATMENT OF DIABETIC RETINOPATHY
Many methods of treatment for diabetic retinopathy is focused on repair or remove the damaged blood vessels and restore blood flow in the retina. For best effect, two or more therapies can be combined