In the AITL subgroup of tumors the correlations between CXCL13 expression and RHOA mutations (p = 0.001), and between CD10 expression and PLCG1 (p = 0.027) and RHOA (p = 0.003) gene mutations were maintained. This evidence concerns the gene CXCL13 and angioimmunoblastic T-cell lymphoma.