Other variants of FL such as pediatric-type follicular lymphoma (PTFL), testicular follicular lymphoma (TFL), primary cutaneous follicle center lymphoma (PCFL), and large B-cell lymphoma with IRF4 rearrangement (LBCL-IRF4) are considered as distinct entities separate from conventional FL in the 2022 ICC [2]. This evidence concerns the gene IRF4 and intrahepatic cholangiocarcinoma.