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Stage 4 dementia is when a person has clear, visible signs of cognitive impairment and also exhibits personality changes, with significant dementia behaviors and severe stage 3 symptoms. A person ...
The first symptoms are often mistakenly attributed to aging or stress. [34] Detailed neuropsychological testing can reveal mild cognitive difficulties up to eight years before a person fulfills the clinical criteria for diagnosis of Alzheimer's disease. [35] These early symptoms can affect the most complex activities of daily living. [36]
Dementia is a devastating disease that impacts one in 10 older Americans. But while many people want to avoid developing dementia, the exact causes of the condition have remained largely a mystery ...
The term young onset dementia is becoming more widely used to avoid the potential confusion between early onset dementia and early stage dementia This term is now used as presenile dementia which is a historical term of people diagnosed with dementia from a younger age of 51 years old. This is caused by an atypical arterioclerosis of the brain.
Signs and symptoms are classified into three groups based on the affected functions of the frontal and temporal lobes: [8] These are behavioural variant frontotemporal dementia, semantic dementia, and progressive nonfluent aphasia. An overlap between symptoms can occur as the disease progresses and spreads through the brain regions. [14]
Alzheimer's disease is the most common form of dementia, affecting more than three million Americans per year. And while its exact cause is unknown, researchers may have just had a breakthrough.
Diagnosis typically involves a combination of biochemical testing and genetic testing, often performed around the age of four. Early diagnosis is crucial for managing symptoms and improving the quality of life for those affected. [1] In most cases, childhood dementia is diagnosed after developmental regression is observed.
The hallmark symptom of LATE is a progressive memory loss that predominantly affects short-term and episodic memory. [1] This impairment is often severe enough to interfere with daily functioning and usually remains the chief neurologic deficit, unlike other types of dementia in which non-memory cognitive domains and behavioral changes might be noted earlier or more prominently. [1]