Correspondence to Professor Annamaria Iagnocco, Scienze Cliniche e Biologiche, Università degli Studi di Torino, Turin 10043, Italy; annamaria.iagnocco1{at}gmail.com Objectives Dactylitis is one of ...

3 Centre de Recherche en Epidémiologie et Statistiques (CRESS), Unité Inserm 1153, Université Paris Cité, Paris, France ...

Objectives To investigate the cutaneous microbiome spanning the entire psoriatic disease spectrum, and to evaluate distinguishing features of psoriasis (PsO) and psoriatic arthritis (PsA). Methods ...

Background Tyrosine kinase 2 (Tyk2) is a member of the JAK family that phosphorylates STAT proteins downstream of the IL-12, IL-23 and the Type I interferon receptor. Tyk2 genetic variants have been ...

Correspondence to PhD Silvia Hayer, Department of Internal Medicine III, Division of Rheumatology, Medical University of Vienna, Vienna 1090, Austria; silvia.hayer{at}meduniwien.ac.at Animal models ...

Dr P van Lent, Department of Rheumatology, UMC Nijmegen, Building 850, Geert Grooteplein 26–28, Nijmegen, The Netherlands; P.vanlent{at}reuma.umcn.nl Objective: To study the active involvement of ...

Objective To develop and validate revised classification criteria for granulomatosis with polyangiitis (GPA). Methods Patients with vasculitis or comparator diseases were recruited into an ...

Objective: To develop a composite score for measurement of disease activity in polymyalgia rheumatica (PMR) and assess its internal and external validity. Methods: A PMR activity score (AS) was ...

Objective Calcium pyrophosphate deposition (CPPD) disease is prevalent and has diverse presentations, but there are no validated classification criteria for this symptomatic arthritis. The American ...

2 Department of Internal Medicine, VU University Medical Center, Amsterdam, The Netherlands 3 Department of Immunopathology, Sanquin Research and Landsteiner ...

Objectives Oligoarticular psoriatic arthritis (PsA) is frequent but rarely studied. The objective was to assess the efficacy of apremilast in early oligoarticular PsA. Methods FOREMOST (NCT03747939) ...