Table 1 The results of blood chemistry, immunology, and serology tests at time of SLE and overlap syndrome being diagnosed

C3/C4

31.6/ < 6.7 mg/dL

63.6/15.9 mg/dL

ANA

1:1280

1:320

dsDNA

Strong positive 684.0 IU/mL

Equivocal 11.93 IU/mL

Anti-sm

Positive > 8.0 AI (Negative < 1.0)

Negative 2.53 EliA U/mL (Negative < 7.0)

Anti-SSA

Positive 2.0 AI

Negative 1.63 EliA U/mL

Anti-SSB

Negative < 0.2 AI

Negative < 0.3 EliA U/mL

Anti-cardiolipin IgG

Negative 9.1 GPL-U/mL

Negative 1.72 GPL-U/mL

Anti-cardiolipin IgM

Negative 1.5 MPL-U/mL

Negative 3.2 MPL-U/mL

Anti-β2 glycoprotein I IgG

Negative 11.9 U/mL

–

RNP

Positive 2.0 AI (Negative < 1.0)

Positive 14.5 EliA U/mL (Negative < 5.0)

ALT

22 U/L

1154 U/L

CPK

–

3517 U/L

Myoglobin (Urine)

–

3734 μg/L

Proteinuria

196.3 mg/day

495.1 mg/day

ESR

50 mm/hr

14 mm/hr

CRP

0.12 mg/dL

 < 0.02 mg/dL