Episodic blindness is a temporary loss of vision that usually lasts for a few minutes. It may be a warning sign of a serious health condition. Treating this condition can help prevent permanent loss of vision.
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Why do I have episodic blindness on looking at bright lights?
Query: Hi doctor, I think I may have had episodic blindness when I was on my phone for a while. I have had my right eye looking at the very bright screen. When I put the phone away, I felt like I could not see out of my right eye. Everything was very dark out of that eye and it took a couple of minutes for... Read Full »
Answer: Hello, Welcome to icliniq.com. I can understand your concern. The kind of symptoms that you are explaining is a normal phenomenon after you look into a bright light. This happens because the pigments in photoreceptors get stimulated on exposure to very bright light and get damaged and it takes som... Read Full »
Can a brain tumor cause transient blindness and headache?
Query: Hi doctor, I am a 50-year-old male. I think I have a brain tumor. I am getting an MRA tomorrow. Will this confirm? Then what? I have occasional transient blindness in the left eye when bending over and standing back up for approximately 10 seconds to two minutes hurts a little to touch, with dull p... Read Full »
Answer: Hello, Welcome to icliniq.com. I would explain that the symptoms are not suggestive of a brain tumor. Vascular disease of the brain (blood vessels) could mimic this situation. For this reason, an MRA (magnetic resonance angiography test) has been prescribed. Another issue to consider would be sinu... Read Full »
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