Identification of clinical phenotypes of peripheral involvement in patients with spondyloarthritis, including psoriatic arthritis: a cluster analysis in the worldwide ASAS-PerSpA study.
Clementina López MedinaSylvie ChevretAnna MoltóJoachim SieperTuncay DuruözUta KiltzBassel ElzorkanyNajia Hajjaj-HassouniRuben Burgos-VargasJosé Maldonado-CoccoNelly ZiadéMeghna GavaliVictoria Navarro-CompanShue-Fen LuoAlessandro BigliaKim Tae-JongKishimoto MitsumasaFernando M Pimentel-SantosJieruo GuLaura MunteanFloris A van GaalenPál GeherMarina MagreySebastián E Ibáñez-VodnizzaWilson Bautista MolanoWalter P MaksymowychPedro M MachadoRobert B M LandeweDésirée Mfm van der HeijdeMaxime DougadosPublished in: RMD open (2022)
These results suggest the presence of two main phenotypes (predominantly axial and predominantly peripheral) based on the presence and location of the peripheral manifestations.