Table 1 Laboratory Data on admission

Complete blood count

Serology

 White blood cell

4,900

/µL

IgG

1,649

mg/dL

 Red blood cell

403 × 10⁴

/µL

IgA

242

mg/dL

 Hemoglobin

11.4

g/dL

IgM

170

mg/dL

 Platelet

28.9 × 10⁴

/µL

IgG4

18.7

mg/dL

Blood chemistry

ANA

<×40

 Total protein

7.7

g/dL

MPO-ANCA

< 1.0

U/mL

 Albumin

4.2

g/dL

PR3-ANCA

< 1.0

U/mL

 ALP

66

U/L

ACE

44.9

U/L

 AST

22

U/L

Lysozyme

75

µg/mL

 ALT

16

U/L

25(OH)₂Vit.D3

4.2

ng/mL

 LDH

229

U/L

1–25(OH)₂Vit.D3

135

pg/mL

 γ-GTP

15

U/L

intact-PTH

9

pg/mL

 BUN

33

mg/dL

PTHrP

< 1.0

pmol/L

 Creatinine

3.1

mg/dL

sIL-2R

7,650

U/mL

 eGFR

13

T-spot

(-)

 Uric acid

5.5

mg/dL

 Sodium

137

mEq/L

Urine analysis

 Potassium

4.1

mEq/L

pH

6.5

 Chloride

102

mEq/L

Protein

+

 Corrected calcium

10.6

mg/dL

Occult blood

±

 Phosphorus

3.8

mg/dL

Glucose

±

 CRP

0.34

mg/dL

β2-MG

101,202

µg/L

 Amylase

167

U/L

NAG

12.8

U/L