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Dementia is the general name for a decline in cognitive abilities that impacts a person's ability to perform everyday activities. This typically involves problems with memorythinkingand behavior. Aside from memory impairment and a disruption in thought patternsthe most common symptoms include emotional problems, difficulties with language, 認知 症 wiki, and decreased motivation. Several diseases and injuries to the brain such as a stroke can give rise to dementia.

A text-book on mental diseases, for the use of students and practitioners of medicine A treatise on mental diseases A very old man, suffering from senility. Colour stipple engr Wellcome V Ageing and Disability forum - Dr. Jenny Torr.

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Frontotemporal dementia FTD , frontotemporal degeneration disease , [1] or frontotemporal neurocognitive disorder [2] encompasses several types of dementia involving the progressive degeneration of the brain's frontal and temporal lobes. Signs and symptoms tend to appear in late adulthood, typically between the ages of 45 and Men and women appear to be equally affected. FTD is the second most prevalent type of early onset dementia after Alzheimer's disease. Currently, there is no cure, but there are treatments that help alleviate symptoms. Each FTD subtype is relatively rare. Two rare distinct subtypes of FTD are neuronal intermediate filament inclusion disease and basophilic inclusion body disease. The International Classification of Diseases recognizes the disease as causative to disorder affecting mental and behavioural aspects of the human organism. Dissociation from family, compulsive buying disorder oniomania , vulgar speech characteristics, screaming, inability to control emotions, behavior, personality, and temperament are characteristic social display patterns. Related disorders are corticobasal syndrome , and progressive supranuclear palsy. The Pick bodies in behavioral variant FTD are spherical inclusion bodies found in the cytoplasm of affected cells. They consist of tau fibrils as a major component together with a number of other protein products including ubiquitin and tubulin. Semantic dementia SD is characterized by the loss of semantic understanding, resulting in impaired word comprehension.

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Federal government websites often end in. The site is secure. Frontotemporal disorders FTD , sometimes called frontotemporal dementia, are the result of damage to neurons in the frontal and temporal lobes of the brain. Many possible symptoms can result, including unusual behaviors, emotional problems, trouble communicating, difficulty with work, or difficulty with walking. FTD is rare and tends to occur at a younger age than other forms of dementia. FTD is progressive, meaning symptoms get worse over time. In the early stages, people may have just one symptom.

ISBN Nat Rev Dis Primers 7 1 : May PMC PMID BMJ : b February National Institute on Aging. The New England Journal of Medicine 4 : — January

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Arthur L. National Library of Medicine. April [ 28 November ]. BMJ Clinical research ed. PMID American Psychiatric Pub. ISBN Efficacy and adverse effects of cholinesterase inhibitors and memantine in vascular dementia: a meta-analysis of randomised controlled trials.. The Lancet.

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Hockey," Colleen Howe". Cochrane Database of Systematic Reviews. Some evidence suggests that dementia is most likely to develop between ages 80 and 84 and individuals who pass that point without being affected have a lower chance of developing it. The Medical Clinics of North America. Archived from the original on September 1, The person eventually may lose the meaning of objects as well. Adult daycare centers as well as special care units in nursing homes often provide specialized care for dementia patients. Mood affective. February Symptoms can include:. In dementia resulted in about 2. Sign up for email updates Receive weekly tips and resources on Alzheimer's disease and related dementias from NIA's Alzheimers.

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In time, she was let go from her job. Diseases of the nervous system , primarily CNS. Informant questionnaires provide complementary information to brief cognitive tests. The scans can also yield information relevant to other types of dementia, such as infarction stroke that would point at a vascular type of dementia. MedlinePlus National Library of Medicine www. During this time, physical therapy can help treat muscle symptoms, and a walker or wheelchair may be useful. They consist of tau fibrils as a major component together with a number of other protein products including ubiquitin and tubulin. Schizophrenia , schizotypal and delusional. Certain animals may also be regarded as "unclean" or "dangerous" by some cultural groups. European Journal of Public Health.