Thrombosis in Churg-Strauss syndrome. Beyond vasculitis?

Thromboembolism is considered a rare occurrence in the course of Churg-Strauss syndrome. We report three patients who experienced vascular occlusions at relapse and at first diagnosis of Churg-Strauss syndrome. The pathogenesis of thrombosis in Churg-Strauss syndrome and the potential role played by the eosinophil are discussed.