Table 1.
Laboratory data
| Parameter | Patient value | Reference |
|---|---|---|
| Haemoglobin (g/dL) | 8.7 | 11.3–16.3 |
| White-cell count (/μL) | 7570 | 3200–9400 |
| Neutrophil count (%) | 82.6 | 46–62 |
| Eosinophil count (%) | 0.9 | 3–5 |
| Platelet count (/μL) | 359,000 | 96,000–348,000 |
| APTT (s) | 44.4 | 24–35 |
| Creatinine (mg/dL) | 3.19 | 0.65–1.06 |
| eGFR (ml min−1 1.73 m2−1) | 16.3 | ≥60 |
| BUN (mg/dL) | 33.9 | 8.1–22 |
| Albumin (g/dL) | 2.7 | 3.9–5.1 |
| CRP (mg/dL) | 12.8 | <0.2 |
| MPO-ANCA (U/mL; CLEIA) | 19.1 | <3.5 |
| MPO-ANCA (U/mL; FEIA) | 25.2 | <3.5 |
| PR3-ANCA (U/mL; CLEIA) | 30.5 | <3.5 |
| PR3-ANCA (U/mL; FEIA) | negative | <2 |
| anti-GBM antibody (U/mL) | 5.1 | <3.0 |
| Speckled-type anti-nuclear antibody (titer) | 1:1280 | <1:40 |
| anti-SS-A/Ro antibody (U/mL) | 129 | <10 |
| anti-SS-B/La antibody (U/mL) | 190 | <15 |
| Urinary occult blood | 3+ | Negative |
| Urinary RBC (/HPF) | 50–100 | <1–4 |
| Urinary RBC shape | Dysmorphic | None |
| Urinary protein | 3+ | Negative |
| Urinary protein-creatinine ratio (g/gCre) | 1.9 | <0.15 |
APTT activated partial thromboplastin time, eGFR estimated glomerular filtration rate, BUN blood urea nitrogen, CRP C-reactive protein, RBC red blood cells, CLEIA chemiluminescent enzyme immunoassay, FEIA fluorescence enzyme immunoassay