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[Definition, classification and epidemiology of spondyloarthritis]
1Service de rhumatologie, Centre national de référence des maladies auto-immunes rares de l'Ouest (CERAINO) et UMR1227, lymphocytes B et auto-immunité, CHU de Brest, Brest, France.
Abstract:
Definition, classification and epidemiology of spondyloarthritis. This group of inflammatory rheumatic diseases is characterized by an axial and/or peripheral tropism for enthesis, a genetic pattern, extra articular manifestations (uveitis, psoriasis, MICI) without any auto antibodies. The phenotypic classification separate axial and peripheral forms. Classification criteria have been published by the ASAS group. Prevalence is between 0.20% in South East Asia and 1.61% in Northern Arctic communities.
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