![]() ![]() Without treatment, diabetic retinopathy can cause low vision, a central scotoma, or even blindness. Diabetic retinopathy occurs when high blood sugar levels damage the back of the eye (retina). People with diabetes are at an increased risk for eye problems. You can suffer from blurred vision and scotomas when it begins to deteriorate. AMD affects the macula, which helps with visual acuity. Macular degenerationĪge-related macular degeneration (AMD or ARMD) can cause a blind spot in your central vision. It involves an injection into the vein to force scarring and redirect blood through other healthier veins. Sclerotherapy is a medical procedure that treats varicose and spider veins. ![]() If you develop a scotoma, discontinuing the drug can reverse this eye condition. The vision change could happen because of direct toxicity to photoreceptors. Some drugs (e.g., digoxin) used for chronic heart failure or antiarrhythmic agents could contribute to ocular symptoms. This type involves visual disturbances without the accompanying headache of a classic migraine. They can also occur during an ocular migraine. Many conditions and factors can cause a scotoma to develop, including: MigrainesĪ temporary scintillating scotoma might appear during the aura phase of a migraine attack. ![]()
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