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. 2024 Oct 29;16(10):e72661. doi: 10.7759/cureus.72661

Table 1. Postoperative arterial blood gas analysis.

Postoperative arterial blood gas analysis with metabolic acidosis, mild hypokalemia, hypocalcemia, hyperlactacidemia, and anemia. 

Ca2+ - calcium; Cl- - chloride; Hb - hemoglobin; HCO3- - bicarbonate; Htc - hematocrit; K+ - potassium; Na+ - sodium; PaCO2 - partial pressure of carbon dioxide; PaO2 - partial pressure of oxygen; SpO2 - oxygen saturation

Parameters Patient values Reference range
pH 7.28 7.35 – 7.45
PaO2 (mmHg) 142 75.0 – 105
PaCO2 (mmHg) 38 35.0 – 45.0
HCO3- (mmol/L) 18 22.0 – 28.0
SpO2 (%) 95 95.0 – 99.0
K+ (mmol/L) 3.1 3.7 – 4.7
Na+ (mmol/L) 140 136 – 146
Cl- (mmol/L) 102 98 - 110
Ca2+ (mmol/L) 1.12 1.15 – 1.30
Glucose (mg/dL) 126 70-100
Lactate (mmol/L) 2.1 0.5 – 2.0
Hb (g/dL) 9.0 12-15
Htc (%) 29.6 36-44%