Table 1.

Laboratory results

Test	Value	Reference range
Serum
Creatinine	2.6	0.5–1.4 mg/dL
BUN	47	7–30 mg/dL
Sodium	131	135–146 mEq/L
Potassium	5.3	3.5–5.3 mEq/L
Chloride	97	98–110 mEq/L
TCO2 (bicarbonate)	22	21–33 mM/L
Osmolality	269	275–295 mOsm/kg
Urine
Sodium, random	13	40–220 mEq/L
Creatinine, random	78.1	20–370 mg/dL
Protein, random	8	5–25 mg/dL
Osmolality	438	200–1100 mOsm/kg

BUN, blood urea nitrogen.