a comprehensive classification of the lymphoid malignancies with correlation between histology , clinical disease and with prognostic value has proved difficult to formulate , partly because of the heterogeneous nature of these neoplasms , inadequate definition of non neoplastic cells in the admixture of neoplastic cells and also as a result of the paucity of special techniques to supplement light microscopy in the study .
C0012634
disease
C0027651
neoplasms