Table 1 Laboratory results and serologies at the first medical examination

WBC

3.3×10³/μL

PT %

90.0 %

RF

6 IU/mL

Hb

9.1 g/dL

PT-INR

1.05

CH50

33.7 U/mL

Plt

2.2×10⁴/μL

APTT

62.0 s

SS-A

240.0 U/mL

FDP

7.0 μg/mL

C3

58 mg/dL

Alb

3.3 g/dL

D-dimer

4.3 μg/mL

C4

11 mg/dL

LDH

319U/L

DS-DNA

0.9 IU/mL

BUN

24.1 mg/dL

CEA

1.8 ng/mL

SS-DNA

2.2 U/mL

Cre

0.85 mg/dL

CA19-9

27 U/mL

Antinuclear Ab

+

Na

139 mEq/L

CA125

176 U/mL

Lupus AC

2.67

K

4.2 mEq/L

CA15-3

12 U/mL

Anti CL-IgG

79 U/mL

Cl

105 mEq/L

NSE

11.0 ng/mL

AST

19 U/L

SLX

25.0 U/mL

ESR

48

ALT

23 U/L

SCC

2.1 ng/mL

CRP

0.29 mg/dL

CA72-4

4.4 U/mL