A significant percentage of patients with RA and ANCA positivity were also diagnosed with AAV, with GPA being the most common subtype.

Other clinical features include: The patient has the following antibodies: P-ANCA positive with perinuclear pattern (anti-myeloperoxidase [MPO]). He is negative for C-ANCA antibodies (serine ...

An elderly patient who was initially suspected of having antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) was instead diagnosed with multiple myeloma, according to a case report ...

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

Relapse is common among patients with systemic polyarteritis nodosa, with mycophenolate performing similarly to cyclophosphamide.

ANCA with PR3 positivity is found in 90-95% ... relapse and clinical course of WG ANCA = Antineutrophil cytoplasmic antibody; cANCA = Cytoplasmic staining pattern antineutrophil cytoplasmic ...

MORTALITY is higher in those with ANCA-positive interstitial lung disease (ILD) compared to those with ANCA-negative ILD, ...