Table 2.
Laboratory findings on admission
| Blood cell count | IgG (mg/dL) | 672 | |
| White blood cells (/µL) | 28,700 | IgA (mg/dL) | 172 |
| Neutrophils (%) | 90.1 | IgM (mg/dL) | 9 |
| Eosinophils (%) | 0 | IgG4 (mg/dL) | 43 |
| Basophil (%) | 0.1 | ANA | Negative |
| Lymphocytes (%) | 3.7 | MPO-ANCA | Negative |
| Red blood cells (/µL) | 4.37 × 106 | PR3-ANCA | Negative |
| Hemoglobin (g/dL) | 11.3 | Mumps IgG | Negative |
| Platelet count (/µL) | 328 × 106 | Mumps IgM | Negative |
| Coagulation | Tb IFN-γ | Negative | |
| Prothrombin time (%) | 14.6 | AMA | Negative |
| PT-INR | 1.21 | EBEA IgG | Negative |
| APTT (second) | 46.8 | EBNA IgG | Negative |
| D-dimer (µg/dL) | 2.83 | CMV VC7HRP | Negative |
| Antithrombin III (%) | 75 | Serology | |
| Biochemistry | TPHA | Negative | |
| AST (U/L) | 356 | RPR | Negative |
| ALT (U/L) | 536 | HBs ag | Negative |
| LDH (U/L) | 822 | HBs ab | Negative |
| Total bilirubin (mg/dL) | 0.38 | HCV ab | Negative |
| ALP (U/L) | 713 | Blood culture | Negative |
| Total protein (g/dL) | 5.4 | Urine culture | Negative |
| Albumin (g/dL) | 2.3 | Urinalysis | |
| Creatine kinase (U/L) | 38 | Specific gravity | 1.005 |
| BUN (mg/dL) | 10.3 | pH | 5.5 |
| Creatinine (mg/dL) | 0.94 | Red blood counts | Negative |
| Na (mmol/L) | 137 | White blood counts | Negative |
| K (mmol/L) | 4.4 | Nitrous acid | Negative |
| Cl (mmol/L) | 103 | Color yellow | Negative |
| CRP (mg/dL) | 27.1 |
PT-INR international normalized ratio of prothrombin time, APTT activated partial thromboplastin time, AST aspartate aminotransferase, ALT alanine aminotransferase, LDH lactate dehydrogenase, ALP alkaline phosphatase, BUN blood urea nitrogen, CRP C-reactive protein, IgG immunoglobulin G, IgA immunoglobulin A, IgM immunoglobulin M, IgG4 immunoglobulin G4, ANA anti-nuclear antibody, MPO-ANCA myeloperoxidase anti-neutrophil cytoplasmic antibody, PR3-ANCA proteinase 3 anti-neutrophil cytoplasmic antibody, Tb IFN-γ tuberculosis interferon-γ, AMA anti-mitochondrial antibody, EBEA IgG Epstein–Barr virus early antigen immunoglobulin G, EBVA IgG Epstein–Barr virus nuclear antigen immunoglobulin G, CMV C7HRP cytomegalovirus antigen C7HRP, TPHA Treponema pallidum hemagglutination test, RPR rapid plasma reagin, HBs ag hepatitis B surface antigen, HBs ab hepatitis B surface antibody, HCV ab hepatitis C virus antibody