Figure B. Pale necrotic lesion of lymph node shows small karyorrhectic debris and polymorphous cell population of surrounding cells (histiocytes, lymphocytes, plasmacytoid monocytes). (H&E x 400 ...

Lymphocytes are white blood cells that have important immune functions. The main populations of lymphocytes are B cells, T cells and natural killer (NK) cells. They are typically (although not ...

Another speculation is that the multiclonal lymphocytes may proliferate in a polyclonal fashion until one clone emerges, acquires malignant characteristics and then develops into frank lymphomas.