Keywords: فلج متعارف پیشرفته; Alzheimer disease; Parkinson disease; Cortico-basal degeneration; Progressive supranuclear palsy; Argyrophilic grains disease; Prion-like; Seeding; Neurofibrillary tangle; Senile plaque; Tufted astrocyte; Astrocytic plaque; Argyrophilic grain; Lewy body;