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Childhood dementia is an umbrella group of rare, mostly untreatable neurodegenerative disorders that show symptoms before the age of 18. These conditions cause progressive deterioration of the brain and the loss of previously acquired skills such as talking, walking, and playing.
These brain changes were found to come ahead of the typical outward symptoms, such as memory loss, confusion, disorientation and trouble with planning or organizing. For more Health articles ...
By the final stages of Alzheimer's, this process – called brain atrophy – is widespread, causing significant loss of brain volume. This loss of brain volume affects ones ability to live and function properly, ultimately being fatal. [33] Beta-amyloid is a small piece of a larger protein called amyloid precursor protein (APP). Once APP is ...
Studies have shown that PCA may be a variant of Alzheimer's disease (AD), with an emphasis on visual deficits. [2] [11] Although in primarily different, but sometimes overlapping, brain regions, both involve progressive neural degeneration, as shown by the loss of neurons and synapses, and the presence of neurofibrillary tangles and senile plaques in affected brain regions; this eventually ...
Subtle changes in brain activity in the presence of both amyloid-beta and tau proteins may point to Alzheimer's disease, long before symptoms appear, a new study indicates.
Alzheimer's disease (AD) is a progressive, degenerative and fatal brain disease, in which cell to cell connections in the brain are lost. Alzheimer's disease is the most common form of dementia. [2]
In a second analysis, they also adjusted for medical factors, including hypertension, diabetes mellitus, APOE e4 allele (which increases dementia risk), body mass index (BMI), cholesterol levels ...
Dementia is a general term in the same way that heart disease is a general term. Dementia is caused by damage to brain cells. This damage interferes with the ability of brain cells to communicate with each other. When brain cells cannot communicate normally, thinking, behavior and feelings can be affected. [110] There are many signs of dementia.
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