Table 2. Laboratory values on admission, Case 2.
| Complete blood count | |||
|---|---|---|---|
| WBC | 7.42 (103/uL) | PR3-ANCA | 2.5 IU/mL |
| Hb | 14.6 g/dL | MPO-ANCA | 0.9 IU/mL |
| HCT | 43.9% | RF | 275 U/mL |
| Plt | 440 (103/uL) | Anti-RNP antibody | 2.90 U/mL |
| Biochemical findings | Anti-Smith antibody | <0.50 U/mL | |
| Na | 139 mEq/L | Anti-SS-A antibody | 0.89 U/mL |
| K | 4.2 mEq/L | Anti-SS-B antibody | <0.50 U/mL |
| Cl | 102 mEq/L | CH50 | 36 U/mL |
| Ca | 9.7 mg/dL | IgG | 2097 mg/dL |
| BUN | 11.5 mg/dL | IgA | 162 mg/dL |
| Cr | 0.54 mg/dL | IgM | 74.5 mg/dL |
| Alb | 3.6 mg/dL | C3 | 71.5 mg/dL |
| AST | 55 IU/L | C4 | 35 mg/dL |
| ALT | 42 IU/L | aCL antibody | 23 U/L |
| ALP | 88 IU/L | ||
| T-Bil | 0.39 mg/dL | ||
Abbreviations: WBC: white blood cells; Hb: hemoglobin; HCT: hematocrit; Plt: platelet; Na: sodium; K: potassium; Cl: chloride; Ca: calcium; Mg: magnesium; BUN: blood urea nitrogen; Cr: creatinine; Alb: albumin; AST: aspartate aminotransferase; ALT: alanine aminotransferase; ALP: alkaline phosphatase; T-Bil: total bilirubin; PT: prothrombin time; APTT: activated partial thromboplastin time; PR3-ANCA: proteinase 3 antineutrophil cytoplasmic antibodies; MPO-ANCA: perinuclear anti-neutrophil cytoplasmic antibodies; RF: rheumatoid factor; aCL: anti-cardiolipin autoantibody