Multicenter, Prospective, Randomized, Controlled, Double-blind Trial on the Impact of Rosuvastatin on Subclinical Markers of Atherosclerosis in Patients With Primary Necrotizing Vasculitides

Inclusion Criteria: Patient \> 18 years. ANCA-associated vasculitis: granulomatosis with polyangiitis (GPA), microscopic polyangiitis (MPA) and eosinophilic granulomatosis with polyangiitis (EGPA, Churg-Strauss syndrome). Patients will fulfill the Chapel Hill Consensus Criteria and the American College of Rheumatology criteria, in remission of vasculitis. Patients in remission of vasculitis after induction therapy (for first flare or relapse), including corticosteroids associated or not with immunosuppressive agents according to Good Clinical Practice for the treatment of vasculitis, between 6 months and 10 years after the beginning of induction therapy. Patients with informed and signed consent Exclusion Criteria: Other systemic vasculitis. Secondary vasculitis (paraneoplastic or infectious). Patient with active vasculitis after induction therapy, requiring salvage therapy. Inability to sign informed consent. Inability to take the experimental treatment. Hypersensitivity to rosuvastatin or to any of the excipients. Pregnancy. Chronic HCV, HBV and/or HIV infection. Patient receiving other statin or other hypolipemic agent. Patient requiring treatment with statin according to Afssaps recommandations published in 2005 as primary or secondary prevention. Subclinical atherosclerosis that confers a high cardiovascular risk before patient randomization : * Carotid stenosis greater than 50% in diameter * Ectasia of the abdominal aorta * Intima-media thickening greater than …