What are different types of cognitive disorders?

knowledge is the ability to keep the brain and use information. Cognitive disorder refers to any health condition that affects how the brain processes and stores information. This can lead to memory loss, defective perception or combination of both. Cognitive disorders may be genetic, environmental or caused by injury.

delirium is a cognitive disorder that occurs in episodes and can be temporary or recurring. It worsens the ability of the brain to process new information or is aware of its surroundings. Hypoactive delirium is when a person who is not aware of his surroundings seems to be lethargic or unresponsive, while hyperactive episodes of deliria make the enemy or aggressive person. Mixed delirium is a combination of hypoactive and hyperactive symptoms. Delirium has no definitive cause, although stress, alcohol or medicines can contribute to episodes.

While delirium is temporary, some individuals may eventually turn into dementia. Dementia incurable cognitA ive disorder that usually causes partial or total memory loss. This disorder also makes it difficult to learn new information and can prevent the branch to evaluate and assess the surroundings and assess. Dementia can be genetic or caused by infection of brain trauma, stroke or heart valve. Alzheimer's disease is one of the most common forms of dementia and usually affects people over 60 years.

Amnestic disorder, more often referred to as amnesia, is a cognitive disorder in which one no longer has long -term memories or cannot retain short -term memories. A person with this disorder is usually coherent, unlike some other cognitive disorders. Amnestic disorder may be caused by brain or damage, such as infection, oxygen loss or tumors.

cognitive disorder that may occur in fruits or young children is mental retardation. It is a condition in whosoba has for developmentby a delay of low cognitive abilities. Cannot learn new concepts or work on the same level as other people of his age. Although the severity of mental retardation may vary, many individuals on the condition do not have mental skills to safely take care of themselves.

mental retardation is usually diagnosed in children and is usually a condition that is born or evolved as infants. This may be due to a number of bacterial infections while they are in the womb or shortly after birth. Heavy head injuries or nutritional deficiencies can cause a child to have mental retardation; However, many cases of mental retardation have no definitive causes.