Multiple choice

____________ are the most common pathogens responsible for nosocomial pneumonias in the ICU.

  1. Gram-positive organisms

  2. Gram-negative organisms

  3. Mycoplasma

  4. Virus infections
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Nosocomial infections are hospital-acquired infections, which develop in hospitalized patients. Streptococcus pyogenes was the most important causative organism in the ICU,  but due to antibiotic sensitivity, it is now hardly encountered.

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