Study Status: Recruiting
Recruit Status: Recruiting
Study Type: Observational
Official Title: Immunogenicity of a Combined Anti-pneumococcal Vaccine Schedule in Patients With ANCA-associated Vasculitis: a Pilot Study Following New Vaccine Recommendations. PneumoVas
Brief Summary: Exploratory study of anti-pneumococcal immune response in patients with Anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) immunized according to new vaccine recommendations (i.e. with a combined vaccine schedule (13-valent conjugate pneumococcal vaccine -PCV13- followed by a 23-valent non-conjugate pneumococcal vaccine -PPV23- 8 weeks later).