<unk>  may refer to: * T-lymphoblastic leukemia/lymphoma, a form of lymphoid leukemia and lymphoma * Adult T-cell leukemia/lymphoma, a rare cancer of the immune system's own T-cells
T-cell acute lymphoblastic leukemia
T-lymphoblastic leukemia/lymphoma
B-cell prolymphocytic leukemia
Aggressive NK-cell leukemia
T-cell prolymphocytic leukemia
Precursor B-cell lymphoblastic leukemia
Adult T-cell leukemia/lymphoma
Hypodiploid acute lymphoblastic leukemia