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Table 1 Blood investigation results upon emergency department arrival

From: Recurrent hypoglycemia secondary to metformin toxicity in the absence of co-ingestions: a case report

Test

Value

Normal range

Sodium (mmol/L)

139

136–145

Potassium (mmol/L)

4.5

3.5–5.1

Chloride (mmol/L)

107

95–110

Urea (mmol/L)

3.2

2.5–6.7

Creatinine (umol/L)

124.2

53.0–97.0

Glucose (mg/dL)

6.3

74–106

Albumin (g/L)

40

15–60

Alkaline phosphatase (U/L)

99

40–150

Aspartate transaminase (U/L)

25

5–34

Alanine transaminase (U/L)

16

5–55

Lipase (U/L)

29

8–78

Calcium (mmol/L)

1.28

2.20–2.50

Magnesium (mmol/L)

0.82

0.66–1.07

Phosphate (mmol/L)

2.3

0.74–1.52

Prothrombin time (sec)

16.8

11.5–16.5

Partial thromboplastin time (sec)

32.4

26.0–39.0

International normalized ratio

1.3

0.9–1.2

White blood cell (*10^9/L)

14.8

4.0–11.0

Red blood cell (*10^12/L)

4.52

4.32–5.72

Hemoglobin (g/L)

143.0

135–175

Hematocrit (%)

43

38–46

Mean corpuscular volume (fL)

96.3

80.0–94.0

Mean cell hemoglobin (pg)

31.8

27.0–32.0

Mean cell hemoglobin concentration (g/L)

330.0

320.0–360.0

Platelet (*10^9/L)

361

150–450