Emma Rubenstein, Carla Maldini, Augusto Vaglio, Federica Bello, Jan Phillip Bremer, Frank Moosig, Paolo Bottero, Alberto Pesci, Renato Alberto Sinico, Julian Grosskreutz, Claudia Feder, David Saadoun, Giorgio Trivioli, Federica Maritati, Barbara Rewerska, Wojciech Szczeklik, Paolo Fraticelli, Giuseppe Guida, Gina Gregorini, Gianluca Moroncini, Bernhard Hellmich, Jochen Zwerina, Matthieu Resche-Rigon, Giacomo Emmi, Thomas Neumann, Alfred Mahr
OBJECTIVE: Previous studies suggested that distinct phenotypes of eosinophilic granulomatosis with polyangiitis (EGPA) could be determined by presence or absence of antineutrophil cytoplasmic antibodies (ANCA), reflecting predominant vasculitic or eosinophilic processes, respectively. This study explored whether ANCA-based clusters or other clusters can be identified in EGPA. METHODS: This study used standardized data of 15 European centers for patients with EGPA fulfilling widely accepted classification criteria...
September 1, 2023: Journal of Rheumatology