Table 1 Pertinent laboratory values by hospital days

pH

7.09

7.42

7.45

Carbon dioxide partial pressure

38.9

26.7

33.9

Oxygen partial pressure

112

43.8

78.7

Serum bicarbonate (mEq/L)

11

21

23

Lactic acid (mmoles/L)

17

3.6

0.9

Blood urea nitrogen (g/dL)

12

43

35

Serum creatinine (g/dL)

1.4

8.2

1.7

Serum sodium (mEq/L)

137

129

141

Potassium (mEq/L)

4.0

4.0

3.7

Creatine kinase (units/L)

473

863

223

Hemoglobin (g/dL)

15

13.5

12.8

White blood cell (k/μL)

17.8

12.2

14.1

Platelets (k/μL)

420

259

328