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Serial sevens (or, more generally, the descending subtraction task; DST), where a patient counts down from one hundred by sevens, is a clinical test used to test cognition; for example, to help assess mental status after possible head injury, in suspected cases of dementia or to show sleep inertia.
Probably the best-known dementia screening test of this kind is the mini–mental state examination. A disadvantage of such tests is that they are affected by the person's level of education, familiarity with the dominant language and culture in their country, and level of intelligence before the onset of dementia. [1]
An estimated 5.8 million people in the U.S. have Alzheimer’s disease and related dementias, but the condition can be tricky to diagnose.Patients usually are put through a series of tests, and it ...
The user/general practitioner is asked to conduct the informant interview. Someone scoring 4 points or less is very likely to have cognitive impairment. There is no need to complete the informant interview. However, the conduction of standard investigations such as lab tests is required to rule out reversible causes of cognitive impairment.
Researchers from Murdoch University have developed a screening test where people self-report their concerns in six different cognitive areas to help determine a person’s dementia risk.
Vascular dementia, the second most common type of dementia after Alzheimer’s disease, can be caused by atherosclerosis, a buildup of plaque in the arteries that can lead to heart attacks, stroke ...