The cup-to-disc ratio (often notated CDR) is a measurement used in ophthalmology and optometry to assess the progression of glaucoma. The optic disc is the anatomical location of the eye's "blind spot", the area where the optic nerve leave and blood vessels enter the retina. The optic disc can be flat or it can have a certain amount of normal cupping. But glaucoma, which is in most cases associated with an increase in intraocular pressure, often produces additional pathological cuppi… WebMar 5, 2024 · It can be hard for kids or parents to figure out the cause of scrotum pain, so if your son is complaining of pain, limping or acting uncomfortable, call your doctor for advice, Dr. Rhee advises ...
Evaluating and Managing Optic Disc Cupping in Children
WebOct 30, 2024 · Enlarged or dilated pupils can be caused by a number of factors: medications, drug use, eye and brain injuries, recreational drug use and eye diseases. … WebDec 30, 2024 · With insect bites, the swelling can be pink as well as large. Large swelling is common for ages 1-5 years. Swelling of both eyes is usually due to pollen that's … red gameboy cartridge
How Glaucoma Affects the Optic Nerve glaucoma.org
WebDilated Pupils (Mydriasis) Dilated pupils (mydriasis) are when the black center of your eyes are larger than normal. The condition may be caused by dilating eye drops from an eye exam, the side effects from a … WebOct 22, 2024 · Many children are able to drink from a sippy cup at around 6 to 9 months, and by 12 months, your tot will probably be ready to give the bottle the boot. It's good … WebUp to 97% of patients with NAION have small optic discs with small or absent optic cups. Acutely, it can be difficult to determine the cup/disc ratio because of optic nerve edema and the clinician should note the cup/disc ratio in the fellow eye. It is typically less than 0.3 and these discs are referred to as a “disc at risk”. knot-tec wood repair system