Causes And Effects Of Alzheimer's Disease
As it stated previously, Alzheimer 's diseases is a type of dementia. Alzheimer 's disease is the most common type of dementia. It affects memory, abilities to reason, talk and move. Vascular dementia causes multi-infarct. This type of dementia is often the result of a stroke. When this occurs, small areas of the brain are irreversibly damaged. The onset of vascular dementia is sudden. Symptoms depend on which area of the brain is affected, but it can affect memory, and other cognitive functions such as the ability to make decisions must be affected. Dementia with Lewy bodies causes hallucinations, delusions, problems with movement, and decreased the cognitive abilities. Dementia frontal-temporal is affecting personality and speech but does not affect memory. (Alzheimer 's Association, …show more content…
Therefore, the disease often goes unobserved by family and coworkers. Some studies estimate that people develop symptoms from 3.5 to 5.5 years before diagnosis, although it can be longer. After diagnosis, the family starts to appreciate that their family member had shown strange behavior for many years. Commonly, families take many years in realizing that their family member is sick. They associated their behavior with aging. In order to diagnose the diseases, specialists need to perform some steps. They must ask to the family a series of questions, and they will perform some tests to assess memory, thinking, reasoning and communication, among others. Patients will probably have to make several diagnostic tests, including blood tests, an MRI and a CT scan. (Alzheimer 's Association,