Table.

Laboratory Findings of the Patient.

Hematology
White blood cells		11,600	/μL		Glucosea		<20	mg/dL
Red blood cells		356×104	/μL		Glycated hemoglobin A1c		5.7	%
Hemoglobin		11.9	g/dL		Lactate		15.4	mmol/L
Hematocrit		35.6	%		Acetoacetate		155	μmol/L
Platelet		155×104	/μL		3β-hydroxybutyrate		1,549	μmol/L
					Total ketone body		1,704	μmol/L
Coagulation					Vitamin B1		34	ng/mL
Prothrombin time		73	%
APTT		34.5	s		Arterial blood gas analysis, under O2 5L/min
					PH		6.923
Chemistry					PO2		210	mmHg
Total protein		5.4	g/dL		PCO2		28.5	mmHg
Albumin		2.6	g/dL		HCO3-		5.8	mmol/L
Total bilirubin		0.2	mg/dL		B.E		-25.8	mmol/L
AST		95	U/L
ALT		53	U/L
ALP		308	U/L		Urinalysis
γ-GTP		396	U/L		SG		1.015
LDH		230	U/L		PH		6
Creatine kinase		99	U/L		Protein		3+
Urea nitrogen		23.1	mg/dL		Glucose		-
Creatinine		1.91	mg/dL		Blood		±
eGFR		29	mL/min/1.73m2		Ketone		-
Sodium		123	mEq/L		Na		30	mEq/L
Potassium		3.3	mEq/L		K		17.2	mEq/L
Chloride		83	mEq/L		Cl		23	mEq/L
Calcium		7.9	mg/dL		Cr		59.1	mg/dL
Phosphate		7.3	mg/dL
Magnesium		1.9	mg/dL		Blood drug concentration
C-reactive protein		0.05	mg/dL		Metformin		4.71	mg/L

^aGlucose level was measured by a glucometer.

APTT: activated partial thromboplastin time, AST: aspartate aminotransaminase, ALT: alanine aminotransaminase, ALP: alkaline phosphatase, γ-GTP: gamma glutamyl transpeptidase, LDH: lactate dehydrogenase, eGFR: estimated glomerular filtration ratio, HbA1c: glycated hemoglobin A1c, B.E: base excess