The patient’s laboratory evaluation 5 months earlier
| Test | Valuea | Reference range |
|---|---|---|
| Erythrocyte sedimentation rate | 12 mm/hour | 0–10 |
| C-reactive protein | 0.90 mg/L | < 5.00 |
| Antineutrophil cytoplasmic anti- | < 1:20 | < 1:20 |
| bodies immunoglobulin (Ig) G | ||
| Rheumatoid factor | 10.2 IU/mL | 0–14.0 |
| Cardiolipin IgA | 4.9 APL units | 0.0–13.9 |
| Cardiolipin IgG | 4.5 GPL units | 0.0–9.9 |
| Cardiolipin IgM | < 2.5 MPL units | 0.0–9.9 |
| Nuclear antibody IgG | < 1:40 | < 1:40 |
| Cryocrit | < 1% | < 1% |
↵a Abnormal results are shown in bold.