Table 2. Clinical characteristics of patient 2.
ANA: Antinuclear antibodies; ENA: Extractable nuclear antigen; CCP: Cyclic citrullinated peptide; ESR: Erythrocyte sedimentation rate; CRP: C-reactive protein; CPK: Creatine phosphokinase; LDH: Lactate dehydrogenase.
| Labs | Feb 18, 2021 | March 5, 2021 | March 31, 2021 | April 14, 2021 | June 3, 2021 | September 3, 2021 |
| ANA | 1:320 homogeneous | |||||
| ENA panel | Negative | |||||
| Rheumatoid factor (IU/ml) | 24 | 74 | ||||
| Anti-CCP (U/ml) | <1.5 | |||||
| ESR (mm/h) | 6 | 14 | 4 | 32 | ||
| CRP (mg/L) | 15.4 | 27.2 | 55.9 | 10.5 | 5 | 35 |
| C3 complement (mg/dl) | 123 | |||||
| C4 complement (mg/dl) | 21 | |||||
| Hemoglobin (g/dl) | 15.8 | 14.6 | 14.7 | 14.9 | ||
| Platelets (k/cmm) | 236,000 | 253,000 | 208,000 | 239,00 | ||
| Albumin (g/dl) | 3.5 | 3.6 | ||||
| CPK (U/L) | 67 | |||||
| LDH (U/L) | 258 | |||||
| Uric acid (mg/dl) | 3.6 | 3.6 |