From: Validation of a newly proposed histopathological classification in Japanese patients with anti-neutrophil cytoplasmic antibody-associated glomerulonephritis
Class
1 year after diagnosis
Total follow-up period
Focal
1/46 (2.2%)
2/46 (4.3%)
Crescentic
7/32 (21.9%)
9/32 (28.1%)
Mixed
2/18 (11.1%)
8/18 (44.4%)
Sclerotic
2/6 (33.3%)
4/6 (66.6%)