NCIt definition : A T-cell non-Hodgkin lymphoma with an aggressive clinical course. This category includes
T lymphoblastic lymphoma, anaplastic large cell lymphoma, ALK-negative, angioimmunoblastic
T-cell lymphoma, hepatosplenic T-cell lymphoma, intestinal T-cell lymphoma, nasal
type extranodal NK/T-cell lymphoma, peripheral T-cell lymphoma, not otherwise specified,
and subtypes of primary cutaneous T-cell non-Hodgkin lymphoma.;