Registries in rheumatological and musculoskeletal conditions. Paediatric Behçet's disease: an international cohort study of 110 patients. One-year follow-up data.

Objective: To set-up an international cohort of patients suspected with Behçet's disease (BD). The cohort is aimed at defining an algorithm for definition of the disease in children.

Methods: International experts have defined the inclusion criteria as follows: recurrent oral aphthosis (ROA) plus one of following-genital ulceration, erythema nodosum, folliculitis, pustulous/acneiform lesions, positive pathergy test, uveitis, venous/arterial thrombosis and family history of BD.

[Adult-onset Still disease. 11 cases].

Still's Disease of the adult is a systemic disease that the cause is unknown. If the pediatric forms are frequent, the affection of the adult is rare and its diagnosis is difficult. The purpose of this study is to analyse the features of the clinical evolution of adult Still's disease and to compare our results with the literature.

[Osteo-articular manifestations of sarcoidosis].

Objective: Osteo-articular sarcoidosis may be evoked in the presence of peripheral articular manifestations or bone lesions that are sometimes asymptomatic. The aim of this work is to describe clinical and progressive features of sarcoidosis with osteo-articular involvement.

Methods: Our retrospective study concerned 18 patients presenting with osteo-articular sarcoidosis from 1985 to 1999.