Lymphomas with the lowest SNV/Indel numbers were in the order of ALCL, ALK-positive (ALCL, ALK+) (median: 14), follicular T-cell lymphoma (median: 14), and nodal peripheral T-cell lymphoma with TFH phenotype (PTCL TFH) (median: 14.5). The gene discussed is ALK; the disease is anaplastic large cell lymphoma.