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WHO Classification of Tumours
Hepatosplenic T-cell lymphoma
Tumours of haematopoietic and lymphoid tissues


Hepatosplenic T-cell lymphoma (HSTL) is an extranodal and systemic neoplasm derived from cytotoxic T-cells usually of γδ T-cell receptor type. It is usually composed of medium-sized lymphoid cells, demonstrating marked sinusoidal infiltration of spleen, liver and bone marrow (BM).

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PTLD intro to insert need link
Introduction: Classification of lymphoid neoplasms

αβ T-cells and γδ T-cells