Table 1 Blood gas data. During anesthesia, metabolic acidosis gradually progressed and was improved by the administration of sodium bicarbonate. Lactic acid and blood glucose levels did not significantly fluctuate
20 min (post-induction) | 50 min (The operation was started) | 120 min | 150 min | 180 min | 210 min | 240 min | |
|---|---|---|---|---|---|---|---|
pH | 7.465 | 7.372 | 7.363 | 7.504 | 7.476 | 7.477 | 7.506 |
PaCO2 (Torr) | 22.7 | 29.8 | 26.1 | 30.5 | 33.3 | 30.7 | 28.7 |
Base Excess (mEq/L) | -5.6 | -6.9 | -9.3 | 1.5 | 1.5 | -0.2 | 0.4 |
Blood Glucose (mg/dL) | 117 | 100 | 90 | 128 | 122 | 108 | 119 |
Lactate (mmoL/L) | 1.7 | 1.5 | 1.2 | 1.6 | 1.9 | 1.6 | 2 |
Hemoglobin (g/dL) | 11.7 | 11.31 | 10 | 10.4 | 10.6 | 9.6 | 10.4 |