Doctor insights on:
Optical Illusions Brain Teasers
There's this thing going around the Internet about a dress that looks white/gold to some people and blue/black to others. Why does that happen? Is it an optical illusion or some eye-brain thing?
Beyond my pay grade: This article is pretty good explanation: http://www.wired.com/2015/02/science-one-agrees-color-dress/ ...Read more
No, but: The visual phenomena of migraines is caused by changes in blood flow as the arteries in the head narrow (spasm). Brain tumors can also cause visual changes, usually loss of peripheral vision, but other visual phenomena similar to migraines are known to occur. Brain tumors are rare; migraines are not. ...Read more
My sister had a car accident and suffered from brain bleeding and her left optic nerve was damaged , my question is..can the optic nerve be repared?
If am having optic neuritis and brain lesions but its not MS, what are the other possible conditions?
THE USUAL SUSPECTS: Although this could be "Clinically Isolated Syndrome", with eventual clinically definite MS, other considerations could include an NMO spectrum disorder (get NMO-I, aquaporin-4 antigen), but consider sarcoid, a vasculits like lupus, Lyme disease, HIV, syphilis, Sjogren's, and perhaps B-12 issue. Statistically,, you have >80% chance of MS confirmation within next 14 yrs, if you had only one lesion ...Read moreSee 1 more doctor answer
I have been having some MS like symptoms. Mri shows brain stem lesions n fluid on optic nerve sheaths. Could this be ms?
Visual field defects: As the tumor compresses the optic nerve, there will be a visual field defects. This can be in one eye if it happens before the optic chiasm or in both eyes if it happens after the chiasm. If there is any visual field defects, the tumor should be removed. ...Read moreSee 1 more doctor answer
I have brain injury that leads to blurry vision, is this something that optical glasses will be apple to fix?
Are all or any types of brain tumours visible in an eye exam? As in, could it be seen or show as pressure on the optic nerves?
Sometimes: Some brain tumors are large enough to increase the pressure inside the skull. That pressure can be transmitted to the optic nerve and show up as papilledema and swelling. There are other more common causes of papilledema and swelling. An eye exam can show a possible brain tumor but often will not. Sometimes tumors are also found if they affect a person's visual field. ...Read moreSee 1 more doctor answer