Figure 1: Renal biopsy specimen showing focal necrotizing glomerulonephritis in a patient with antineutrophil cytoplasmic antibody (ANCA)-associated microscopic polyangiitis. Kain et al.

Eight-year-old Elizabeth is known as being the life of the party, so it was clear something was off when she was extremely ...

Children with AAV and kidney disease face increased risks for long-term renal damage at 1 year, despite the majority achieving inactive renal disease by this time.