Diagnosis of lymphoproliferative diseases from bone marrow biopsies

: The cytological, histological and immunophenotypical markers of lymphoproliferative diseases are evaluated in the collection of 950 trepanobiopsies, and correlated with types of extramedullary malignant lymphoma. The diagnostic significance of tumor infiltrates topography and basic rules of the differential diagnoses of malignant lymphomas in the bone marrow biopsies are discussed.