| Number of patients | 6 |
| Time of SLE evolution (mean), months | 4.3 |
| Age (mean), years | 49 |
| Proteinuria (mean ± DE), mg/24 hours | 0.282±0.09 (rango, 0.18–0.43) |
| Microhematuria | 5 (83%) |
| Leucocituria | 1 (17%) |
| Cilindruria | 0 |
| Renal Failure | 0 |
| HTA | 0 |
| Antiphospholipid syndrome | 1 (17%) |
| Ac anti DNA (+) | 6 (100%) |
| Low C3; C4 | 5 (83%) |
| Histopathologycal diagnosis | GMN mesangial: 3 (60%); |
| GMN proliferativa difusa: 2 (40%) | |
| Microangiopatía trombόtica: 1 (10%) | |
| Activity Index (mean) | 4.66 (rango, 1–8) |
| Activity chronicity (mean) | 0.67 (range, 0–2) |