<unk>  is a disease with an<unk> , systemic proliferation of natural killer cells <unk>  cells) and a rapidly declining clinical course.
Aggressive NK-cell leukemia
Blastic NK cell lymphoma
T-cell prolymphocytic leukemia electrocardiogram
Peripheral T cell lymphoma
Adult T-cell leukemia
Angioimmunoblastic T-cell lymphoma
B-cell prolymphocytic leukemia
T-cell prolymphocytic leukemia