Question 1

what disorder could cause blindness?

Accepted Answer

Blindness: Almost any disease or its treatment can lead to blindness. This is in addition  to heredity, trauma, environmental exposure etc. Ophthalmologists either md or do specialize in these problems.

Question 2

what illnesses causes sudden blindness in humans?

Accepted Answer

Many causes: There are a large number of causes of sudden blindness. Here, i assume that you mean total vision loss of one eye.  Causes include a retinal artery occlusion, giant cell arteritis, retinal detachment, ischemic optic neuropathy, stroke, optic neuritis, acute glaucoma, vitreous hemorrhage, poisoning (methyl alcohol), and trauma.  Bilateral loss is rare: occipital stroke, pituitary apoplexy.

Question 3

what possible causes for sudden blindness are there?

Accepted Answer

Multiple: Vision can be suddenly lost from direct trauma, acute glaucoma, vascular occlusion in the back of the eye, retinal detachment, acute bleeding in the eye, optic nerve disease and strokes in the visual cortex.  There are other rarer causes.  If someone loses vision in this way they should get to an ophthalmologist or an er immediately.

Question 4

what is the leading cause of blindness in all the world?

Accepted Answer

Cataract: The most common cause of visual deterioration is cataract., nearly 50% of all causes. Treatable with surgery. Second is glaucoma (about 12%), preventable with early detection. Detection and treatment are more prevalent in developed countries. Third is probably macular degeneration, often not treatable.

Question 5

does masturbating cause blindness?

Accepted Answer

No: Masturbation is a normal part of human sexuality.Some cultures frown on the process &amp; develop such myths to suppress it. Most seldom discuss it openly. If anyone does so to the exclusion of interacting with people ; pursuing age ; peer related activities, it can interfere with normal emotional growth, as any preoccupation might. For most, it is simply part of their life.

Question 6

could ortho k lenses cause blindness?

Accepted Answer

Unlikely: Ortho k is a sort of a way for optoms to get into the eye power changing game which really is dominated by the more effective lasik.  It puts a hard contact  lens that is too flat onto the eye, pushing it back to remold it.  This is of course a bit uncomfortable.  There is a tiny risk of corneal breakdown and/or infection but monitoring is generally good. Lasik is a much better option.

Question 7

what causes night blindness to happen?

Accepted Answer

Nyctalopia: Or night blindness is a symptom of something else such as myopia or malnutrition it is treated based on the cause. It is the inability to see at night or in low light environment.

Question 8

what causes the eyes to be suddenly blind?

Accepted Answer

Sudden blindness: Sudden blindness is often caused by a problem with either the retina or the optic nerve of the eye. It is very important to determine the exact cause of the blindness, and this can only be accomplished by having the eyes examined by an eye physician.

Question 9

what is the cause of blindness in preemies?

Accepted Answer

Too much oxygen: In the old days high doses of pure oxygen were given to prematures to keep them pink.  Many ended up blind.  Over time it became apparent that it was the fault of the oxygen.  The retina is full of tiny blood vessels that go into spasm and may leak blood.  Careful monitoring of the retina and treatment has improved outcome.  Also, the bright light used for bilirubin can be harmful.

Question 10

what causes blindness in children in africa?

Accepted Answer

Vit A deficiency,etc: Children in africa can be blinded by vitamin a deficiency, onchocerciasis, sometimes malaria, trachoma, injuries, congenital defects some of which might be corrected in a first world country like cataracts at birth, glaucoma, uveitis and a host of other conditions.

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