A 38-Year-Old Man Is Brought to the Emergency Department After

question 321

Multiple Choice

A 38-year-old man is brought to the emergency department after a generalized tonic-clonic seizure.  He had several days of progressive headache, vomiting, and confusion prior to the episode.  Temperature is 38 C (100.4 F) .  Physical examination shows a lethargic patient with bilateral papilledema and neck rigidity.  His condition progressively worsens, and the patient dies in the hospital several days later.  An autopsy is performed, and the brain histopathology is shown below. Which of the following pathogens is most likely responsible for these findings?

• A)Bacteria with mycolic acid in cell wall
• B)Infectious agent lacking nucleic acid
• C)Neurotrophic double-stranded DNA virus
• D)Obligate intracellular protozoan parasite
• E)Yeast with polysaccharide capsule

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