Search results
Results from the WOW.Com Content Network
Ophthalmology. Toxic and nutritional optic neuropathy is a group of medical disorders defined by visual impairment due to optic nerve damage secondary to a toxic substance and/or nutritional deficiency. The causes of these disorders are various, but they are linked by shared signs and symptoms, which this article will describe.
Sympathetic ophthalmia ( SO ), also called spared eye injury, is a diffuse granulomatous inflammation of the uveal layer of both eyes following trauma to one eye. It can leave the affected person completely blind. Symptoms may develop from days to several years after a penetrating eye injury. It typically results from a delayed hypersensitivity ...
Alcohol can alleviate the drinker's feelings of stress or anxiety. Alcohol myopia limits those under the influence of alcohol to see the world through a nearsighted lens; in other words, consumption of alcohol will lead individuals to temporarily forget about previous worries or problems, for these feelings lay outside of the restricted set of immediate cues that the drinker can respond to.
Alcohol intoxication, also known in overdose as alcohol poisoning, [ 1] commonly described as drunkenness or inebriation, [ 9] is the behavior and physical effects caused by a recent consumption of alcohol. [ 6][ 10] In addition to the toxicity of ethanol, the main psychoactive component of alcoholic beverages, other physiological symptoms may ...
The short-term effects of alcohol consumption range from a decrease in anxiety and motor skills and euphoria at lower doses to intoxication (drunkenness), to stupor, unconsciousness, anterograde amnesia (memory "blackouts"), and central nervous system depression at higher doses. Cell membranes are highly permeable to alcohol, so once it is in ...
The brain is a major target for the actions of alcohol, and heavy alcohol consumption has long been associated with brain damage. Studies clearly indicate that alcohol is neurotoxic, with direct effects on nerve cells. Chronic alcohol abusers are at additional risk for brain injury from related causes, such as poor nutrition, liver disease, and ...
Alcoholic polyneuropathy is a neurological disorder in which peripheral nerves throughout the body malfunction simultaneously. It is defined by axonal degeneration in neurons of both the sensory and motor systems and initially occurs at the distal ends of the longest axons in the body.
A governmental report from Britain has found that "There were 8,724 alcohol-related deaths in 2007, lower than 2006, but more than double the 4,144 recorded in 1991. The alcohol-related death rate was 13.3 per 100,000 population in 2007, compared with 6.9 per 100,000 population in 1991."