Table 2

Changes in nephritis classification (ISN/RPS) from first to second biopsies

Baseline biopsyRepeated biopsy
I/II or III/IV C (n=28)
III/IV A or A/C±V (n=20)V (n=19)
III A or A/C (=21)128*1
IV A or A/C (n=27)1494
V (n=10)109
III–IV/V (n=9)135
  • *Including one patient with findings of vasculitis on repeated biopsy.

  • A, with active lesions; A/C, with both active and chronic lesions; C, with chronic lesions; ISN/RPS, International Society of Nephrology/Renal Pathology Society classification.