neurons in alzheimer's disease

neurocognitive ftd frontotemporal illustration treatment parkinson degenerative loss intelligence damage disorder medical therapy old confusion memory illness brain senior elderly neurology mind depression mental alzheimer dementia progressive impairment disambiguation senility disease senile senescence feebleness psychiatry vascular lewy body lobar degeneration alzheimers parkinsons neuron network amyloid plaques neurofibrillary tangles betaamyloid neurons