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837 Anaesthesia

A patient with severe neurological devastation after head trauma has a prolonged course in the intensive care unit. He has been mechanically ventilated for his entire hospital stay. Which of the following clinical findings is diagnostic of a ventilator-associated pneumonia?

AWhite blood cell count of greater than 12,000/mL
BGreater than 1,000 colony-forming U/mL of an organism on bronchoalveolar lavage
CGreater than 10,000 colony-forming U/mL of an organism on bronchoalveolar lavage
DPurulent tracheal secretions
Anaesthesia
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