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Table 1 Patient’s lab results on presentation

From: Vitamin D deficiency and fatigue: an unusual presentation

Lab

Value

Reference range

White blood cell

5.2

4.0–10.0 thousands/cu mm

Hemoglobin

13.9

13.0–16.0 g/dL

Sodium

142

136–145 mmol/L

Potassium

4.0

3.3–5.1 mmol/L

CO2

28

22–30 mmol/L

BUN

17

6–20 mg/dL

Creatinine

0.99

0.80–1.20 mg/L

Glucose

92

65–99 mg/dL

AST

14

0–37 U/L

ALT

15

0–41 U/L

Total CPK

128

30–170 U/L

Erythrocyte sedimentation rate

10

0–10 mm/h

Vitamin B12

1031

243–846 pg/mL

TSH

2.96

0.27–4.20 mL U/L

Testosterone free

47

47–244 pg/mL

CEA

2.1

0.0–4.3 ng/mL

Serum 25-hydroxy vitamin D

18.3

>29 ng/mL