Department of Nephrology and Renal Transplantation;
Careggi University Hospital;
Department of Nephrology and Dialysis;
Saints Cosmas and Damian Hospital;
Rapidly; progressive; glomerulonephritis; Remission; induction; therapy; Antineutrophil; cytoplasmic; antibody; associated; vasculitides; Cyclophosphamide; Rituximab; Corticosteroids; Plasma; exchange; Avacopan;