Table 1. Laboratory Results of Patients A and B at Presentation.
| Range | Patient A | Patient B | Normal |
|---|---|---|---|
| ESR | 96 | 132 | < 30 mm/h |
| CRP | 122 | 188 | < 8 mg/L |
| Hb | 10.2 | 9.1 | * |
| Reticulocytes | 45.6 | 37.6 | 25 - 120 × 106/mL |
| MCV | 100 | 107 | 83 - 100 fL |
| Leucocytes | 3.1 | 12 | 4.0 - 10.0 × 106/mL |
| Monocytes | 0.2 | 4.3 | 0.2 - 0.9 × 106/mL |
| Granulocytes | 2.2 | 6.4 | 1.5 - 6.5 × 106/mL |
| Platelets | 76 | 210 | 150 - 400 × 106/mL |
| Vit B12 | 193 | 570 | 148 - 550 pmol/L |
| Folic acid | 39 | 18 | 6 - 30 nmol/L |
| Ferritin | 1181 | 759 | 20 - 200 mg/L |
| Creatinine | 62 | 62 | 50 - 95 mmol/L |
| LD | 171 | 219 | < 248 U/L |
| IgG | 12.3 | 11.5 | 7.0 - 16.0 g/L |
| IgG4 | ND | 0.3 | 0.08 - 1.4 g/L |
| IgA | 2.45 | 3.2 | 0.7 - 4.0 g/L |
| IgM | 0.51 | 1.7 | 0.4 - 2.3 g/L |
| ANF | Positive | Negative | Negative |
| C3 | 1,430 | 1,430 | 900 - 1,800 mg/L |
| C4 | 223 | 189 | 150 - 400 mg/L |
| Anti-CCP | 0.4 | 0.9 | < 7.0 U/mL |
| Rheumatoid factor | < 0.4 | 1 | < 5.0 IU/mL |
| Anti-dsDNA | 0.8 | 1.9 | < 10.0 IU/mL |
| Anti-ENA | 0.4 | 0.2 | < 0.7 ratio |
| MPO-ANCA | < 0.2 | < 0.2 | < 3.5 IU/mL |
| PR3-ANCA | < 0.2 | < 0.2 | < 2.0 IU/mL |
*Female: 11.5 - 15.2 g/L, and male: 12.8 - 16.8 g/L.