Question 1

what causes blindness?

Accepted Answer

Long list: Blindness can be legal (20/200 or less) or absolute (cannot see light even).  Eyes can inherit problems, get infected, traumatized and develop a host of diseases which can lower the vision such as diabetes, glaucoma, cataracts, macular degeneration, etc.   Take your pick.

Question 2

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.

Question 3

what causes blindness and how to prevent it?

Accepted Answer

Blindness: This is not a specific question- but diabetes, retinal detachment, genetic conditions (retinitis pigmentosa), parasitic infections (River Blindness- Onchocerciasis), leprosy - , glaucoma, cataracts, trauma, Vit A deficiency, Wood Alcohol (methanol) consumption, stroke etc..

Question 4

what causes blind spots in the eye?

Accepted Answer

Optic nerve: Optic nerve causes a blind spot about 17.5 degrees temporally.

Question 5

what causes blindness and neurological problem after a pseudo tumor and a shunt is placed in the head will the person ever recover from this?

Accepted Answer

Yes: Pseudo tumor cerebri is a swelling of the brain usually for unknown reasons.  In severe cases pressure causes lose of vision that requires decompression of the optic nerves or shunt.  Symptoms usually resolve with time with excellent recovery.

Question 6

what causes sudden blindness when standing up?

Accepted Answer

Blood pressure: Some blurring of vision and dizziness can occur if you have orthostatic hypotension.  This is when your blood pressure suddenly drops when standing up.  This is more common if you have low blood pressure or are being treated with antihyperensive medications.  Discuss this issue with your doctor.

Question 7

what causes temporary blindness when standing or sitting up?

Accepted Answer

Low blood pressure: When you stand or sit, the blood rushes from your head causing dizziness and loss of vision.  This is more common in people who have low blood pressure and on those who are taking hypertensive medications.

Question 8

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 9

what causes cortical blindness (like examples) and what is it?

Accepted Answer

Multiple: The back part of your brain, the occipital lobe is what 'sees' images, your eyes are just fancy attenaes transmitting the image to your occipital lobe.  If there is anything wrong with the cortex of your occipital lobe, this is cortical blindness.  Stroke, migraine, seizures, tumors, all can be problems.

Question 10

what std causes blindness in a newborn?

Accepted Answer

STD & Blindness: Gonorrhea can cause blindness and systemic diseases such as meningitis and septic arthritis in infants infected during delivery. To prevent blindness, all newborns delivered in hospitals have their eves treated with medication specific for gonorrhea.

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What causes blindness

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What causes blindness?

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What causes blindness in children in africa?

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What causes blindness and how to prevent it?

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What causes blind spots in the eye?

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What causes blindness and neurological problem after a pseudo tumor and a shunt is placed in the head will the person ever recover from this?

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What causes sudden blindness when standing up?

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What causes temporary blindness when standing or sitting up?

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What causes night blindness to happen?

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What causes cortical blindness (like examples) and what is it?

A member asked:

What std causes blindness in a newborn?

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