In previous reports, cases of primary T-cell lymphoma arising from a leiomyoma of the uterus was described, and these tumors expressed T-cell antigens (CD3 and CD8) and markers of cytotoxicity (TIA and granzyme) and exhibited monoclonal rearrangement of the T-cell receptor based on molecular analyses [3]. The gene discussed is CD8A; the disease is T-cell non-Hodgkin lymphoma.