Table 1 Laboratory findings of the present case
Complete blood count | Blood urea nitrogen | 60.7 mg/dL |  Serum M protein | Negative | |
 White blood cell | 14,600 /μL | Creatinine | 2.94 mg/dL |  Platelet-associated IgG | 238.0 ng/107 cells |
 Neutrophil | 84.6% | C-reactive protein | 14.25 mg/dL |  Anti-platelet Ab | Negative |
 Lymphocyte | 9.4% | β-D-glucan | <  6.0 pg/mL |  Soluble IL-2 receptor | 1120 U/mL |
 Monocyte | 5.6% | Ferritin | 419 ng/mL |  Direct Coombs test | Negative |
 Basophil | 0.1% | Serum iron | 9 μg/dL |  Indirect Coombs test | Negative |
 Eosinophil | 0.0% | Total iron binding capacity | 155 μg/dL |  IL-6 (serum, on day 9) | 25.2 pg/mL |
 Red blood cell | 426 × 104 /μL | Haptoglobin | 268 mg/dL |  VEGF (plasma, on day 9) | 224 pg/mL |
 Hemoglobin | 11.7 g/dL | Thyroid stimulating hormone | 6.4 μIU/ml |  IL-6 (ascites, on day 9) | 3310 pg/mL |
 Hematocrit | 34.8% | Free T3 | 1.4 pg/ml |  VEGF (ascites, on day 9) | 335 pg/mL |
 Reticulocyte | 15‰ | Free T4 | 1.1 ng/dl |  STS | Negative |
 Platelet | 11.1 × 104 /μL | BNP | 61 pg/mL |  HBs Ag | Negative |
 IPF | 10.9% | CEA | 0.5 U/mL |  HBs Ab | Negatve |
Coagulation test | CA19–9 | 5 ng/mL |  HBc Ab | Negative | |
 APTT | 45.3 s | IgA | 264 mg/dL |  HCV Ab | Negative |
 PT-INR | 1.30 | IgG | 2461 mg/dL |  HIV Ab | Negative |
 Fibrinogen | 479 mg/dL | IgG4 | 235 mg/dL |  IFN-γ release assay | Negative |
Blood chemistry and immunological tests | IgM | 88 mg/dL |  Helicobacter pylori IgG | Negative | |
 Sodium | 138 mEq/L | ANA | Positive (×40) |  CMV-IgG | Positive |
 Potassium | 4.1 mEq/L | RF | 2 U/mL |  CMV-IgM | Negative |
 Chloride | 101 mEq/L | CH50 | 44.9 U/mL |  EBV VCA-IgG Ab | Positive |
 Calcium | 8.1 mg/dL | C3 | 50 mg/dL |  EBV VCA-IgM Ab | Negative |
 Total protein | 6.4 g/dL | C4 | 14 mg/dL |  EBNA Ab | Positive |
 Albumin | 2.1 g/dL | Anti-ds-DNA IgG Ab | Negative |  HHV-8 DNA PCR | Negative |
 Total bilirubin | 0.7 mg/dL | PR3-ANCA | Negative | Bacterial cultures | |
 Asparate aminotransferase | 28 U/L | MPO-ANCA | Negative |  Blood cultures | Negative |
 Alanine aminotransferase | 12 U/L | Anti-SS-A Ab | > 1200 U/mL |  Ascitic fluid cultures | Negative |
 Lactate dehydrogenase | 278 U/L | Anti-SS-B Ab | Negative |  Urine culture | Negative |
 Alkali phosphatase | 768 U/L | Anti-CL Ab | Negative | Urinalysis | |
 γ- glutamyltransferase | 129 U/L | Anti-CLβ2GPI Ab | Negative |  Protein | (1+) |
 Amylase | 50 U/L | Anti-Scl-70 Ab | Negative |  Occult blood | (−) |
 Creatine kinase | 694 U/L | Anti-RNP Ab | Negative |  NAG | 44.8 U/L |
 Glucose | 121 mg/dL | Anti-Sm Ab | Negative |  β2-MG | 81 μg/L |
 Hemoglobin A1c | 5.3% | Anti-mitochondrial M2 Ab | Negative |  Granular casts | 10–19 /WF |
 Uric acid | 15.1 mg/dL | Anti-smooth muscle Ab | Negative |  BJP | Negative |