A 78 yo woman is brought from an assisted-living facility because of dyspnea and fever.
She has an history of dyabetes and heart failure. She is confused, tachipnoic, tachicardic and febrile with rales on the back. Chest X ray shows an infiltrate. PCT value is 1,5 µg/L.
Does PCT provide prognostic information concerning mortality risk or adverse event in pneumonia?
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