Central Retinal Vein Occlusion occurs in people who suffer from diseases like high blood pressure, high cholesterol, etc., which hardens the arteries and clots the blood vessel. It is much like a stroke. When the patient has a condition, which leads to the narrowing of arteries, veins may also be affected with Central Retinal Vein Occlusion. Patients who are suffering from macular edema may get Central Retinal Vein Occlusion due to the leakage of fluid in the macula. When the liquid seeps into the gap behind the retina, it causes a clot and results in Central Retinal Vein Occlusion.
How is Central Retinal Vein Occlusion diagnosed?
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The diagnosis of Central Retinal Vein Occlusion takes a comprehensive eye examination. Doctors check the eye for vision and eye pressure problems. They check the retina's surface and the blood vessel position in the eye. Other diagnoses for Central Retinal Vein Occlusion are:
The image of the retina is taken with the high definition eye camera used by ophthalmologist.
Doctors also use ophthalmoscopy
Fluorescein angiography in which ink is injected into the arms of the patient. The ink travels into the retina of the patient and doctors can see the blocked veins.
Central Retinal Vein Occlusion cannot be reoccurred once treated.
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Most of the patients suffering from Central Retinal Vein Occlusion have the condition in one eye. It is probable that the situation will occur in another eye after treatment. However, you can use some preventive methods to stop the recurrence of this disease. Consult to your doctor to keep your blood pressure and diabetes in control.
How is Central Retinal Vein Occlusion treated?
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The doctors treat Central Retinal Vein Occlusion by unblocking the blood vessels in the eyes. This is done by using many techniques like administration of medicines, steroid injections, and also laser treatment called panretinal photocoagulation (PRP). The primary goal of the doctors is to seal any leakage in the retina of the patient to stabilize the vision and steroid injections are used to improve swelling. The PRP method is done by passing laser beams in the retina of the eyes. These laser beams make small burns in the retina. With laser treatment, there is a lower chance of bleeding and it keeps eye pressure in check.
Is pain and pressure in the eye is one of the symptoms of Central Retinal Vein Occlusion?
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Most patients with Central Retinal Vein Occlusion do not observe symptoms of retinal occlusion in the early stages. Patients with mild blockage may not feel anything, but may suffer from the disease. When the blockage in the veins increases and affects the retina, patients feel pain and pressure in the eye. Along with pain, patients may also observe symptoms like:
Blurry vision;
Spots and floaters;
Pain in the eye;
Dark spots;
and more.
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