[Ultrastructural characteristics of the blood lymphocytes in some forms of sporadic T-cell lympholeukemia and leukemia associated with the HTLV virus].

The electron microscopic study of the blood cells in some patients with sporadic T-cell acute lymphoblastic leukemias has shown some ultrastructural peculiarities similar to T-cell lympholeukemia associated with HTLV virus, that is important for the further elucidation of etiology and pathogenesis of the T-cell lymphoproliferative diseases.