Figure 5

Photomicrographs are showing the immunohistochemical profile of a lymphoma including the haematoxylin and eosin (H&E) slide which shows some small blue round and spindle cells with indistinct cytoplasm. There is immunopositivity for leukocyte common antigen (LCA). All of the other immunohistochemical markers are negative. All immunohistochemical sections were counterstained with hematoxylin. (X400).