Gladys, a 26 year-old woman, is brought by the police after being found wondering around confused.

Gladys was able to give her name, but otherwise she was confused, disoriented and could give no history. Physical exam: Thin woman who was afebrile and tachycardic.

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• Vital signs: Temp = 37.2°C, Pulse = 120, BP = 110/60, Resp = 30
• No focal neurological deficits and no nuchal rigidity.
• Lungs sounded clear and her cardiac and abdominal exams were unremarkable.

Admiting disposition:

• She was sedated with thorazine to control her wandering.
• She was empirically started on qunine
• A hemogram was ordered and LP performed.
• A psychiatric consult was requested for the next day.

The next morning.