B-Lymphoblastic Leukemia/lymphoma with T(12;21)(p13.2;q22.1), also known as b lymphoblastic leukemia lymphoma with t(12;21)(p13;q22); tel-aml1, is related to b-lymphoblastic leukemia/lymphoma with etv6-runx1. An important gene associated with B-Lymphoblastic Leukemia/lymphoma with T(12;21)(p13.2;q22.1) is ETV6 (ETS Variant Transcription Factor 6).