Table 1.
Laboratory data on admission
| Parameter | Recorded value | Standard value |
| White blood cell count, /μL | 5100 | 4500-7500 |
| Neutrophil | 75% | |
| Lymphocyte | 18% | |
| Monocyte | 6% | |
| Hemoglobin, g/dL | 12.2 | 11.3-15.2 |
| Hematocrit | 37.1% | 36%-45% |
| Platelet, ×103/μL | 463 | 130-350 |
| Erythrocyte sedimentation rate, mm/h | 99 | 20 |
| C-reactive protein, mg/dL | 20.8 | ≤ 0.60 |
| Total protein, g/dL | 6.8 | 6.9-8.4 |
| Albumin, g/dL | 3.2 | 3.9-5.1 |
| Aspartate aminotransferase, U/L | 12 | 11-30 |
| Alanine aminotransferase, U/L | 12 | 4-30 |
| Lactate dehydrogenase, U/L | 146 | 109-216 |
| Creatine phosphokinase, U/L | 20 | 40-150 |
| Blood nitrogen urea, mg/dL | 17.4 | 8-20 |
| Creatinine, mg/dL | 0.48 | 0.63-1.03 |
| Sodium, mEq/L | 139 | 136-148 |
| Potassium, mEq/L | 4.3 | 3.6-5.0 |
| Glucose, mg/dL | 98 | 70-109 |
| Immunoglobulin G, mg/dL | 1190 | 900-2000 |
| C3, mg/dL | 128 | 86-160 |
| C4, mg/dL | 25 | 17-45 |
| Rheumatoid factor, U/mL | 2 | 2 |
| Anti-nuclear Ab | ≤ 40 | ≤ 40 |
| Anti-CCP Ab, U/mL | < 0.6 | < 4.5 |
| PR-3-ANCA, U/mL | < 1.0 | < 3.5 |
| MPO-ANCA, U/mL | < 1.0 | <3.5 |
| MMP-3, ng/mL | 488 | 36.9-121 |
| VEGF, pg/mL | 135 | < 38.3 |
| HLA-B7 | (+) |
Ab: Antibodies; CCP: Citrullinated peptide; PR-3: Proteinase-3; ANCA: Antineutrophil cytoplasmic antibody; MPO: Myeloperoxidase; MMP-3: Matrix metalloproteinase-3; VEGF: Vascular endothelial growth factor; HLA: Human leukocyte antigen.