MRCP2-3196

A 42-year-old woman presents to the emergency department with confusion and fevers. She has no medical history and is not taking any regular medications.

Upon examination, her Glasgow coma scale is 13/15 (E3V4M5) and there are no localizing neurological signs. Cardiovascular, respiratory, and abdominal assessments are unremarkable. Her temperature is 38.8ºC.

An urgent MRI brain is scheduled, which reveals oedema of both temporal lobes.

A lumbar puncture is ordered.

What is the most likely set of results that will be found?