[Thrombosis of the superior vena cava in Behçet's disease. Apropos of 13 cases].

The author reports 13 cases of Behçet's disease with thrombosis of superior vena cava. The thrombosis of superior vena cava achieve to superior cava syndrome. In all cases, the X ray of the chest showed a discreet widening of the superior mediastinum related to collateral circulation confirmed by angiography. The thrombosis interest the brachial veins in 9 cases. The analysis of the results point out to the importance of the chest X ray in orientating the diagnosis. The etiological diagnosis is always clinical.