Article Text

Download PDFPDF
Correspondence on ‘2022 American College of Rheumatology/European Alliance of Associations for Rheumatology classification criteria for granulomatosis with polyangiitis’ by Joanna C Robson et al and ‘2022 American College of Rheumatology/European Alliance of Associations for Rheumatology classification criteria for microscopic polyangiitis’
  1. Victor Román Pimentel-Quiroz1,2,
  2. Manuel Francisco Ugarte-Gil1,2,
  3. Graciela S Alarcón3
  1. 1 Department of Rheumatology, Hospital Nacional Guillermo Almenara Irigoyen, Lima, Peru
  2. 2 Grupo Peruano de Estudio de Enfermedades Autoinmunes Sistémicas, Universidad Cientifica del Sur, Lima, Lima, Peru
  3. 3 Department of Medicine, Division of Clinical Immunology and Rheumatology, The University of Alabama at Birmingham School of Medicine, Birmingham, Alabama, USA
  1. Correspondence to Dr Victor Román Pimentel-Quiroz, Universidad Científica del Sur, Lima, Lima, Peru; victorpq4{at}

Statistics from

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.

The new classification criteria for antineutrophil cytoplasmic antibodies (ANCA)-associated vasculitis (AAV) have been eagerly anticipated since the publication of the provisional criteria in 20171 and thus they are quite welcomed.2 3 Limitations of the previous criteria used for these conditions include the low sensitivity of the 1990 American College of Rheumatology (ACR) classification criteria, the fact that the patient’s ANCA status had not been included, that there were no previous classification criteria for microscopic polyangiitis (MPA), and the fact that the number of criteria rather than a weighted criteria were used. Furthermore, there was lack of satisfaction among professionals about the 1990 ACR criteria and the Chapel Hill Consensus Conference (CHCC) definitions: 43% and 68% were dissatisfied with these criteria for granulomatosis with polyangiitis (GPA), and 76% and 36% for eosinophilic GPA (EGPA), respectively.4

Given these considerations, …

View Full Text


  • Twitter @VictorioPQ, @mugartegil

  • Contributors All authors contributed equally to this work.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient and public involvement Patients and/or the public were not involved in the design, or conduct, or reporting, or dissemination plans of this research.

  • Provenance and peer review Commissioned; internally peer reviewed.

Linked Articles