2 Days Of Severe in Medicine / Internal Medicine — 23yo Man | Infectious Diseases | SMLE Q#17528

SMLE Question #17528

Medicine / Internal Medicine Infectious Diseases

Objective: OBJ-349

Last updated: February 2026
A 23-year-old man presents to the emergency department with 2 days of severe headache, fever, photophobia, and neck stiffness. He has no significant past medical history and is not immunocompromised. He is alert, with nuchal rigidity and no focal neurological deficits. Lumbar puncture is performed. Which diagnosis is most consistent with the CSF findings?

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