Fast Five Quiz: Pneumonia Key Aspects

According to IDSA/ATS guidelines, at least one major criterion or three minor criteria define the presence of severe CAP. Minor criteria include the following:

• Respiratory rate ≥ 30 breaths/minute

• Pa_O2/Fi_O2 ratio ≤ 250

• Multilobar infiltrates

• Confusion/disorientation

• Uremia (BUN level ≥ 20 mg/dL)

• Leukopenia (white blood cell count < 4000 cells/μL)

• Thrombocytopenia (platelet count < 100,000/μL)

• Hypothermia (core temperature < 36°C)

• Hypotension requiring aggressive fluid resuscitation

Major criteria include septic shock with the need for vasopressors and respiratory failure requiring mechanical ventilation.

Read more about pneumonia severity.

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Cite this: Michael Stuart Bronze. Fast Five Quiz: Pneumonia Key Aspects - Medscape - Mar 23, 2020.