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Table 1 Patient’s data before and after alveolar recruitment maneuver

From: Alveolar recruitment maneuver in refractory hypoxemia and lobar atelectasis after cardiac surgery: A case report

Arterial blood gas test Beginning surgery (OR) Ending surgery (OR) Arriving ICU After first ARM (30cmH2O) After second ARM (40cmH2O) After extubation
pH 7.41 7.38 7.32 7.39 7.40 7.38
P a CO 2 (mmHg) 37 32.3 37.2 32.7 31.3 32.9
P a O 2 (mmHg) 88.8 154 69.2 75.9 155 126
P a O 2 / FiO 2 148 250 115 126 258 315
SatO 2 (%) 95.9 98.6 90.5 94.1 98.2 97.9
HCO3 (mEq/L) 23.1 18.8 18.4 19.3 18.8 19.1
BE −0.7 −5.0 −6.6 −4.4 −4.7 −4.7
Hematocrit (%) 37 30 36 37 32 31
Hemoglobin (g/dL) 11.9 9.6 11.6 12.1 10.3 10.1
Sodium (mEq/L) 137 131 133 135 137 137
Potassium (mEq/L) 4.0 4.7 3.8 4.2 4.0 3.8
Lactate (mg/dL) 10 10 17 15 12 11
Respiratory rate ( breaths per min) 12 12 12 18 15 14
Tidal Volume (mL) 640 640 640 640 640 ----
  1. OR: Operation room; ICU: Intensive care unit; ARM: Alveolar recruitment maneuver; PaCO2: partial pressure of carbon dioxide in arterial blood; PaO2: partial pressure of oxygen in arterial blood ;SatO2: Oxygen saturation in arterial blood ;BE: base excess;.