Among all the 74 patients, 38 had the pathological DLBCL type, which were divided into 16 (42.1%) with the GCB subtype and 22 (57.9%) with the non-GCB subtype according to Han’s classification (the GCB subtype include CD10+ or CD10 -, Bcl6+ and MUM1-; non-GCB subtype include CD10-, Bcl-6- or Bcl-6+, and MUM1+) (Figure 1). The gene discussed is MME; the disease is diffuse large B-cell lymphoma.