CD79B and diffuse large B-cell lymphoma: (14) in 2018, DLBCL cases were subclassified into the following five categories: MCD (based on the co-occurrence of MYD88L265P and CD79B mutations), BN2 (based on BCL6 fusions and NOTCH2 mutations), EZB (based on EZH2 mutations and BCL2 translocations), N1 (based on NOTCH1 mutations), and “Other” subtype (no specific genetic characteristics).