An extensive scientific study recently announced that symptoms of Alzheimer's disease can be detected 18 years before the actual diagnosis. The study pointed that memory loss during middle age can be a manifestation of future Alzheimer's disease.

According to Forbes, from the journal Neurology, tests have been conducted to test the memory and thinking skills of a person every 3 years. 2,125 persons who have the average age of 73, African-American and European-American, has been studied and were later found out that 23 percent, African-American and 17 percent, European-American diagnosed of Alzheimer's disease.

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Those who have been positive to this disease had get low score in memory and thinking skills. If the patient gets low score in the first year of the test has 10 times of getting the chance to acquire this disease.

From the tests completed from 13 to 18 years before the final evaluation took place; cognitive score was acquainted with an 85 percent of more risk of future dementia, one unit lower in performance of the standardized test, according to Indian Express.

A study from American Journal Psychiatry shows that the person diagnosed with this disease has the annual rate of change in cognitive subscale scores showed a quadratic relationship with dementia severity for which deterioration was slower for mildly and severely demented patients than for patients with moderate dementia. Sex, age, and hereditary factors had no effect on the rate of cognitive deterioration. The cognitive subscale of the Alzheimer's disease Assessment Scale was more sensitive to change in both mild and severe dementia than of the Blessed test.

Diagnosis of Alzheimer's disease includes insidious onset and progressive impairment of memory and other cognitive functions. This cannot be detected by laboratory tests. These tests are significant primarily in distinguishing the other possible causes of dementia that must be excluded before the diagnosis of Alzheimer's disease may be made with esteem. Neuropsychological tests provide confirmatory evidence of the diagnosis of dementia and help to assess the course and possible response to therapy. The criteria have proposed are intended to serve as a guide for the diagnosis of probable and definite Alzheimer's disease; these criteria will be revised as more definitive information becomes available.

TagsAlzheimer's, Alzheimer's Disease, memory loss, alzheimers disease symptom, alzheimers disease memory loss, alzheimers disease cure, alzheimers disease diagnosis