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WHO Classification of Tumours
Adult T-cell leukaemia/lymphoma
Tumours of haematopoietic and lymphoid tissues


Definition

A peripheral T-cell neoplasm most often composed of highly pleomorphic lymphoid cells. The disease is usually widely disseminated, and is caused by the human retrovirus known as human T-cell leukaemia virus type I (HTLV-I) (Table 11.01).

> Related Topics
Introduction: Classification of lymphoid neoplasms