In order to accurately evaluate the frequency of involvement of TNFAIP3 in cHL, we performed Fzluorescence Immunophenotyping and interphase Cytogenetics as a Tool for the Investigation Of Neoplasm (FICTION) [10] to examine TNFAIP3 deletions in cHL. This evidence concerns the gene TNFAIP3 and classic Hodgkin lymphoma.