Volume 9, Number 7—July 2003
Research
Amoeba-Resisting Bacteria and Ventilator-Associated Pneumonia
Bernard La Scola*, Ioanna Boyadjiev*†, Gilbert Greub*, Atieh Khamis*, Claude Martin†, and Didier Raoult*†
Table 1
Definition criteria for ventilator-associated pneumonia (VAP) and systemic inflammatory response syndrome (SIRS)
| VAP | SIRS | Unexplained VAP | Unexplained SIRS |
|---|---|---|---|
| New and persistent roentgenographic lung infiltrate and new onset of: a) Increase in white blood cells >10 g/L b) Fever or hypothermia (>38°C or <36°C) c) Purulent sputum d) Duration of at least 2 weeks e) PaO2/FiO2 ratio <100 | At least two of: a) T° >38°C or <36°C b) Heart rate >90/min c) Respiratory rate >20/min or PaCO2 <32 mmHg d) Leukocytes >12 or <4 g/L or immature (band) forms | Lack of recovery of bacteria from: a) Lung secretions b) Blood cultures | Lack of recovery of bacteria from: a) Lung secretions b) Blood cultures c) Urine |
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