• Avoid hyperventilation (ETCO2 = 40-50 mm
Hg), patients “live” at a higher PaCO2
• Hypercapnia (PaCO2 = 50 mmHg) improves tissue oxygenation
Hager et al: Anesth Analg 2006; 103: 677-81
Fleischmann et al: Anesthesiology 2006; 104: 944-9
• Optimal lung protective ventilatory strategy– Low tidal volumes (6-8 mL/kg, IBW)
– PEEP (5-10 cm H2O)
– Recruitment maneuver (40 cm H2O for 40 s)Gertler & Joshi: Advances in Anesthesia 2010
Futier E et al: Anesthesiology 2010; 113: 1310-9
Ventilatory Management: Ventilatory Management:
Alveolar RecruitmentAlveolar Recruitment
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