Table 2 Histopathology characteristics on renal biopsy
Biopsy characteristic | All patients (n = 26, (%) |
|---|---|
Pattern on light microscopy | |
Membranoproliferative | 18 (69) |
Diffuse proliferative | 5 (19) |
Crescentic | 2 (8) |
Mesangial proliferative | 1 (4) |
Immunofluorescent staining other than C3 | |
IgM | 9 (35) |
IgG | 6 (23) |
IgA | 2 (8) |
C1q | 1 (4) |
Kappa / lambda | 0 (0) |
Presence of EM deposits, no. (%) | |
Subepithelial | 17 (65) |
Subendothelial | 16 (62) |
Mesangial | 22 (85) |
Intramembranous | 9 (35) |
Interstitial infiltrate, no. (%) | 17 (65) |
Intimal fibrosis, no. (%) | 7 (27) |
Scarring, median % (IQR) | 7.5 (0–25) |
Crescents, no. (%) | 5 (19) |