All of the following cause subcoical dementia, Except:: (A) Alzheimer's disease, (B) Porkinsonism, (C) HIV encephalopathy, (D) Progressive Supranuclear palsy
Answer is A. Answer is A (Alzheimer's disease):` Dementia from Alzheimer's disease (Dementia of Alzheimer's Type) is the classical proto-type of coical dementias. Alzheimer's dementia is the most common coical dementia.