Diffuse Large B-Cell Lymphoma with Calf Muscle Localization

Table 1

Immunoperoxidase stains.

Antibody	Result
Pancytokeratin	Negative
CD3	Scattered cells stained
CD20	Strongly positive
CD79a	Weakly positive
Synaptophysin	Negative
Ki67	70% of cells stained
CD99	Negative
S100 protein	Negative
Epithelial membrane antigen	Negative