From: Metformin-induced lactic acidosis: a case series
0 h
4 h
12 h
pH
6.8
7.434
7.4
PaCO 2 (mmHg)
8.2
15
22.9
PaO 2 (mmHg)
146
125
108.4
SaO 2 (%)
97.10
99.5
98.9
HCO 3 - (mEq/L)
1.4
10.1
14.1
Lactate (mmol/L)
16
7.3
5