Mónica Renuncio-García, Vanesa Calvo-Río, Fabricio Benavides-Villanueva, Salma Al Fazazi, María Rodríguez-Vidriales, Clara Escagedo-Cagigas, Luis Martín-Penagos, Juan Irure-Ventura, Marcos López-Hoyos, Ricardo Blanco
ANCA-associated vasculitis (AAV) comprises a group of necrotizing vasculitis that mainly affects small- and medium-sized vessels. Serum anti-neutrophil cytoplasmic antibodies (ANCA), mainly anti-myeloperoxidase (anti-MPO) and anti-proteinase 3 (anti-PR3), levels may correlate to severity, prognosis, and recurrence of the disease. A retrospective analysis of 101 patients with MPO-positive and 54 PR3-positive vasculitis was performed, using laboratory established cut-off value, measured by chemiluminescence. Furthermore, data of renal disease and pulmonary involvement were collected at vasculitis diagnosis, as well as the progress, requiring dialysis, transplant, or mortality...
September 7, 2023: Immunologic Research