Search results
Results from the WOW.Com Content Network
However, a recent uncontrolled retrospective large study has shown that if patients are treated with large doses of corticosteroid therapy during the early stages of NAION, in eyes with initial visual acuity of 20/70 or worse, seen within 2 weeks of onset, there was visual acuity improvement in 70% in the treated group compared to 41% in the ...
Furosemide, sold under the brand name Lasix among others, is a loop diuretic medication used to treat edema due to heart failure, liver scarring, or kidney disease. [4] Furosemide may also be used for the treatment of high blood pressure. [4] It can be taken intravenously or orally. [4]
Non-arteritic: Indicates that the condition is not related to inflammation or damage of the arteries, which would be arteritic anterior ischemic optic neuropathy. Anterior: Refers to the front part of the optic nerve, which is located at the point where the optic nerve enters the eye .
Consumption can be fatal, or recovery can occur with permanent neurologic and ophthalmologic deficits. While the visual loss is not very common, increased intracranial pressure can cause bilateral optic disc swelling from cerebral edema. A clue to the cause of intoxication is the presence of oxalate crystals in the urine.
There are many diseases known to cause ocular or visual changes. Diabetes , for example, is the leading cause of new cases of blindness in those aged 20–74, with ocular manifestations such as diabetic retinopathy and macular edema affecting up to 80% of those who have had the disease for 15 years or more.
After all, LASIK is a completely elective procedure where we are operating on normal, healthy eyes that simply need either glasses or contact lenses to have the best vision, says Dr. Bert.
Long-term contact lens use can lead to alterations in corneal thickness, stromal thickness, curvature, corneal sensitivity, cell density, and epithelial oxygen uptake. . Other structural changes may include the formation of epithelial vacuoles and microcysts (containing cellular debris), corneal neovascularization, as well as the emergence of polymegethism in the corneal endoth
“Even when 99% of the sun’s surface (the photosphere) is obscured during the partial phases of a solar eclipse, the remaining crescent sun is still intense enough to cause a retinal burn ...