An 88-year-old woman with Alzheimer disease dies of congestive heart failure. Examination of the brain at autopsy shows bilateral atrophy of the gyri, particularly in the frontal and hippocampal...

An 88-year-old woman with Alzheimer disease dies of congestive heart failure. Examination of the brain at autopsy shows bilateral atrophy of the gyri, particularly in the frontal and hippocampal cortex. What additional finding might be expected in the brain of this patient?

(A) Cerebritis

(B) Hydrocephalus ex vacuo

(C) Lissencephaly

(D) Pachygyria

(E) Periventricular patches of demyelination