Ardissino G, Angelillo P, Mancuso MC, Griffini S, Grovetti E, Porcaro L, Ria T, Marktel S, Peyvandi F, Luminari S, Ferreri AJ, Merli M, Cugno M. Marginal zone lymphoma with anti-factor H IgM and atypical hemolytic uremic syndrome successfully treated with odronextamab. Haematologica 2025;110(9):2235-2239; https://doi.org/10.3324/haematol.2025.287532.