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Retinal hemorrhage (UK English: retinal haemorrhage) is a disorder of the eye in which bleeding occurs in the retina, the light sensitive tissue, located on the back wall of the eye. [ 1] There are photoreceptor cells in the retina called rods and cones, which transduce light energy into nerve signals that can be processed by the brain to form ...
Intraocular hemorrhage (sometimes called hemophthalmos or hemophthalmia) is bleeding inside the eye ( oculus in Latin ). Bleeding can occur from any structure of the eye where there is vasculature or blood flow, including the anterior chamber, vitreous cavity, retina, choroid, suprachoroidal space, or optic disc. [ 1]
Red-eye effect seen on a teenager. The red-eye effect in photography is the common appearance of red pupils in color photographs of the eyes of humans and several other animals. It occurs when using a photographic flash that is very close to the camera lens (as with most compact cameras) in ambient low light.
Common. Subconjunctival bleeding, also known as subconjunctival hemorrhage or subconjunctival haemorrhage, is bleeding from a small blood vessel over the whites of the eye. It results in a red spot in the white of the eye. [ 1] There is generally little to no pain and vision is not affected. [ 2][ 3] Generally only one eye is affected.
A tourniquet is an emergency device used to stop life-threatening bleeding that cannot otherwise be stopped. You should avoid using a tourniquet if: You can stop the bleeding using another method ...
August 20, 2024 at 7:18 PM. Doctors can stop severe bleeding ‘in seconds’ with newly approved trauma product. The U.S. Food and Drug Administration (FDA) has approved a novel treatment that is ...
Why You Need to Stop Peeing in the Pool. Those red eyes you get from swimming aren't caused by chlorine, according to an official with the Centers for Disease Control and Prevention.
Cone cell. Cone cells or cones are photoreceptor cells in the retinas of vertebrates' eyes. They respond differently to light of different wavelengths, and the combination of their responses is responsible for color vision. Cones function best in relatively bright light, called the photopic region, as opposed to rod cells, which work better in ...