relapsed/refractory diffuse large B-cell lymphoma https://www.malacards.org/card/relapsed_refractory_diffuse_large_b_cell_lymphoma MONDO:0000901 MEDGEN:208957 DOID:0080192 A diffuse large B-cell lymphoma characterized by less than 50 percent decrease in lesion size with induction therapy or the appearance of new lesions or the appearance of new lesions after attainment of complete remission. UMLS:C0855112 GARD:0022843 diffuse large B-cell lymphoma