Table 1.

Patient demographics and initial laboratory values.

	Patient A	Patient B
Age	4 days	3 days
Gender	F	M
Weight (kg)	2.52	2.92
Body surface area	0.19	0.2
Lactate	4.7	NA
Sodium	154	151
Potassium	4.9	4.4
Chloride	125	118
Bicarbonate (CO2)	15	<5
Urea nitrogen	9	29
AST	61	241
ALT	24	41
Creatinine	1.5	0.7
Total calcium	6.3	7.1