Cefipime, Imipenem, OR Piperacillin/Tazobactam + IV cipro/levo
Cefipime, imipenem, OR piperacillin-tazobactam + gent + azithromycin
Cefipime, imipenem, OR piperacillin-tazobactam + gent + cipro/levo
Ventilator associated pneumonia
Deterioration After Intubation 
Severe acute respiratory syndrome
ARDS
Aspiration pneumonia and pneumonitis
Pulmonary embolism
Ventilator associated lung injury
Pulmonary infarction