Commonly deleted genes included those frequently recurrent in ALL [10], such as ETV6 (n = 35, 24 %), CDKN2A/2B (n = 23, 16%), and IKZF1 (n = 20, 14%); and those frequently mutated within the RAS pathway, such as FLT3 (n = 10, 14%). The gene discussed is ETV6; the disease is acute lymphoblastic leukemia.