337. MEPOLIZUMAB FOR EOSINOPHILIC GRANULOMATOSIS WITH POLYANGIITIS: A SINGLE CENTRE REAL-LIFE EXPERIENCE. (29th March 2019) - Ramirez, Giuseppe Alvise; Cariddi, Adriana; Noviello, Silvia; Yacoub, Mona-Rita; Bozzolo, Enrica P; Dagna, Lorenzo