- Characteristics of patients with SLE and HCQ-induced hyperpigmentation.
| Characteristics | n (%) |
|---|---|
| ANA | 31 (100) |
| dsDNA | 31 (100) |
| Low complements (C3 and C4) | 31 (100) |
| Arthritis (MCPs, wrists, and knees) | 16 (51.6) |
| Leucopenia (<3000×109/L) | 31 (100) |
| Thrombocytopenia (<100,000×109/L) | 8 (25.8) |
| Painful mouth ulcers | 10 (32.2) |
| Fatigue | 31 (100) |
| Photosensitivity (acute/chronic) | 29 (93.5) |