Doctor insights on:
Blindness And Crying
Vision impairment and blindness are conditions in which a person cannot see well or see at all, even with glasses or contact lenses. If a person's best vision (with correction) out of either eye is only 20/70 - 20/200, he is impaired. If he can see no better than 20/200 or his visual field is no more than 20 degrees (severe "tunnel" vision), ...Read more
If I have a blind spot in my right eye, could it be treated (medicine/surgery)? Does working with computers/reading/crying.. Etc, make it worse?
Depends on what the : Blind spot is. Everyone has a blind spot, but their brains are unaware of this blind spot. I assume this is not the blind spot you're talking about. If you actually see a blind spot in your vision, then you need to see and ophthalmologist immediately. Some of those things can be treated, but some of them cannot. You just want to make sure that it is something that's not going to get larger. ...Read moreSee 2 more doctor answers
Blindness: Self induced blindness is very rare and may be associated with mental illness. Pressure on the eyes can result in central retinal artery occlusion. Not controlling blood sugars in diabetes and not controlling hypertension can result in self inflicted blindness. The real question is why would anyone make themselves blind? Psychiatric care should be considered. ...Read more
Testing: The most common type of "color blindness" is red-green color deficiency. Blue-yellow deficiency or true color blindness (achromatopsia) are rare. Color testing can identify which. The problem is a lack of certain types of cones or their opsins (light-sensitive compounds). Red-green deficiency can be adapted to fairly easily and is not very limiting, but the others can significantly impact vision. ...Read more
Depends: A common source of such phenomena is alterations in the health and architecture of the macula, the area of central sharp vision. This can last a long time. Temporary changes can occur due to migraines and vascular changes. There are many other causes so if this is occurring, see your ophthalmologist for diagnosis. ...Read moreSee 1 more doctor answer
Of course: Sadly people go blind from injury, strokes, intrinsic eye disease, inherited eye disease and other factors. When this happens you need an answer as to why and whether it is reversible from your ophthalmologist. Otherwise, if permanent, then you will need assistance for the blind from the proper organizations. ...Read more
20/200: or less in the "better eye"...There are recent "refinements" as to what measurement device is used You would best be seen by a Board Certified Opthamologist for a better definition and or Diagnosis! Hope this helps! Dr Z ...Read more
Loss of vision reflects the inability to perceive images. Such a phenotype can be due to occlusive or barriers to light (e.g. cataracts) through retinal alterations (e.g. wet macular degeneration) to optic nerve lesions (e.g. from a pituitary adenoma) to central nervous system ...Read more
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