DNTT and acute lymphoblastic leukemia: It can also have a pre-B immunophenotype, where lymphoblasts are CD22-, CD34-, CD 19-, TdT-, cytoplasmic (Cy) CD79a-, CD10-, and Cy mμ-positive, and cortical/thymic T-ALL, where lymphoblasts are cyCD3-, CD7-, TdT-, CD5-, and CD1a-positive [60].