Transmission of HTLV-1 is believed to occur from mother to child; by sexual contact; and through exposure to contaminated blood, either through blood transfusion or sharing of contaminated needles.
Adult T-cell leukemia/lymphoma
T-lymphoblastic leukemia/lymphoma
Thymoma with immunodeficiency
Atypical chronic myeloid leukemia
AIDS-related lymphoma
Aggressive NK-cell leukemia
T-cell acute lymphoblastic leukemia
B-cell prolymphocytic leukemia