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VASCULITIS

ACR and EULAR bring AAV classification into the twenty-first century

New classification criteria for antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis endorsed by ACR and EULAR reflect important developments in the field since the 1990 criteria were published, including bringing ANCA testing to the fore.

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Correspondence to Kenneth J. Warrington.

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Koster, M.J., Warrington, K.J. ACR and EULAR bring AAV classification into the twenty-first century. Nat Rev Rheumatol 18, 309–310 (2022). https://doi.org/10.1038/s41584-022-00777-5

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