Table 3.

Main histologic and immunohistologic features of four cases of MN and two cases of diffuse proliferative glomerulonephritis in patients with PAPS

PatientStage of MNMesangial ProliferationMesangial DepositsSubendothelial DepositsIgG DepositsIgA DepositsIgM DepositsC3 DepositsC1q Deposits
1I to II++++++++++++++++
2III+++++++
3II to III++NDNDNDNDND
4II++++++++
8+++a+++++++++++++++++++
9+++++++++++++++++++++++
  • ND, not done.

  • a Plus segmental extracapillary proliferation.