Table 2.

Select laboratory values from hospital days 5–12

Category	Day 5	Day 7	Day 9	Day 11	Day 12	Reference range
Creatinine (mg/dL)	12.2	13.9	10.9	9.7	7.2	0.7–1.2
Blood urea nitrogen (mg/dL)	111	125	80	60	37	6–20
Estimated GFR (mL/min/1.73 m2)	5	4	6	7	10	> 59
Anion gap (mmol/L)	19	20	15	16	16	7–18
Carbon dioxide (mmol/L)	24	21	21	23	25	19–30
Serum sodium (mmol/L)	140	141	140	141	139	133–145
Serum potassium (mmol/L)	4.5	4.5	4.6	4.4	4.6	3.3–5.1
Urine output (mL/day)	60	50	125	100	50	800–2000