This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
All the following are featuring Alzheimer's disease except- 
Select and explain. 
A. Cerebellar atrophy, B. Common in 5th and 6th decade, C. Atrophied gyri and widened sulci, D. Progressive dementia
A: Cerebellar atrophy
Answer: A: Cerebellar atrophy 
Explanation: Cerebellar atrophy is seen in subcortical dementia, therefore, it is not a feature of Alzheimer's disease as it is a cortical type of dementia.

Pathology in Alzheimer's disease

Gross:- Atrophy of gyri, widening of sulci, enlarged ventricles.
Microscopy :- Senile plaque, neurofibrillary tangles, neuronal loss, synaptic loss, granulovascular degeneration.