الفهرس 
Contents
Chapter 1Only 14 pages are availabe for public view
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Abstract
Malignant lymphomas are defined as a heterogeneous group of diseases characterized by malignant proliferation of lymphoid cells, they arise from B cells, T cells, or natural killer cells in various stages of maturity, thus explaining the heterogeneity of the lymphomas. lymphoma is the fifth most frequently occurring type of cancer after lung, breast, colorectal and prostate cancer. Moreover, NHL is among the five cause of cancer-related death, and is the leading cancer death in males aged (15-54 years).