PSY-2212 Lecture Notes - Lecture 16: Positron Emission Tomography, Neurofibrillary Tangle, Apolipoprotein E
Document Summary
Dementia: major neurocognitive disorder: evidence of significant decline from previous level, concern of individual, or known informant of significant b. Impairment in cognitive performance, preferably by standardized neuropsychological testing, or clinical assessment: deficits interfere with independence in everyday activities, do not occur exclusively during delirium, not explained better by other medical/psychological disorder. Mild neurocognitive disorder: evidence of modest cognitive decline from previous level, concern of individual, or known informant, deficits do not interfere with independence in everyday activities. Not all genetic anymore, healthy lifestyle causes it to be milder or later in life. Two types of strokes: arteries that feed the brain are clogged and don"t get enough blood into brain; the other is due to brain bleeding a lot of the times from injury. Most nuns do not have alcohol drug or std damage. Late onset- most common; after age 65 the risk at age 85 is 50% As baby boomers age the cases will double.
