Buttaro Chapter 192 Dementia EXAM [100% VERIFIED]

Buttaro Chapter 192 Dementia EXAM [100% VERIFIED] What percentage of people >65 have dementia? *Ans* 5-10% What percentage of people >85 have dementia? *Ans* 45-50% Most common type of dementia *Ans* Alzheimer's disease DSM IV defines dementia as *Ans* The development of multiple cognitive deficits as a result of the direct physiologic effects of a general medical condition, the persisting effects of a substance, or multiple etiologies. Different types of dementia *Ans* Alzheimer's, vascular dementia, frontotemporal dementia, lewy body dementia, Creutzfeld-Jakob disease, ETOH related, and HIV. Alzheimer's disease is characterized by *Ans* Amyloid plaques and neurofibrillary tangles. Lewy body dementia is characterized by the presence of Lewy bodies in the brain. These are *Ans* Proteins that enter neurons and cause cell degeneration and death. Loss of dopamine producing neurons, similar to that seen in Parkinson's diseas