Neuropathology — MCQs

Brain space-occupying lesions cause death by what mechanism?

A 35-year-old man develops hemiparesis, ataxia, homonymous hemianopia, and cognitive deterioration. An MRI of the brain demonstrates widespread areas of abnormal T2 signal in the white matter. An electroencephalogram is remarkable for diffuse slowing over both cerebral hemispheres. Brain biopsy reveals demyelination with abnormal giant oligodendrocytes, some of which contain eosinophilic inclusions. This patient's condition is most closely related to which of the following diseases?

All of the following are true about Arnold-Chiari malformation except:

Which of the following conditions is characterized by the presence of Lewy bodies?

Which of the following brain tumors arises from arachnoid villi?

Which of the following brain tumors does not spread via CSF?

Craniopharyngiomas are basically?

In tuberculous meningitis, where do the exudates tend to be most severe?

A 40-year-old woman presents with severe headaches and dizziness. An MRI reveals a brain tumor, and a biopsy confirms it as a melanoma. She dies 2 months later. Pigmented lesions are not seen on her skin or scalp at the time of diagnosis or during postmortem examination. Which of the following is the most likely source of the malignant melanoma cells?

Misfolded amyloid deposition in the brain is seen in which of the following conditions?