disease has location T cell leukocyte disorder leukemia lymphoid leukemia T-cell leukemia UMLS:C0023492 MONDO:0005525 GARD:0024203 DOID:715 A malignant disease of the T-lymphocytes in the bone marrow, thymus, and/or blood. leukaemia (disease) of T cell T cell leukemia (disease) EFO:0005592 leukemia (disease) of T cell MEDGEN:6064 MESH:D015458 T cell leukaemia (disease)