TABLE 4 - Arterial Blood Gases done in the patient on POD 1,3,5,7 with trends in lactate and potassium (K+) levels. POD –Post-operative day.
1st POD 3rd POD 5th POD 7th POD
pH 7.50 7.43 7.44 7.46 mmHg
pCO2 35 36 42 35 mmHg
pO2 152 129 127 174 mmol/L
Na + 148 139 135 133 mmol/L
K+ 3.1 3.3 3.5 4.2 mmol/L
Ca++ 1.00 1.10 1.13 1.13 mmol/L
Glu 198 148 97 95 mg/dL
Lac 1.8 1.1 0.8 1.0 mmol/L
Hct 41 42 37 38 %
Ca++ (7.4) 1.04 1.11 1.15 1.16 mmol/L
HCO3- 27.3 23.9 28.5 24.9 mmol/L
HCO3 std 28.3 24.9 28.0 26.0 mmol/L
TCO2 28.4 25.0 29.8 26.0 mmol/L
BE ecf 4.1 -0.4 4.3 1.1 mmol/L
BE (B) 4.2 -0.1 3.9 1.3 mmol/L
S02c 99 99 99 100 %
THbc 12.7 13.0 11.5 11.8 g/dL
A-aDO2 54 40 34 -18 mmHg
pAO2 206 169 161 156 mmHg
paO2/pAO2 0.74 0.76 0.79 1.12