From: A case of enteropathy-associated T-cell lymphoma (Type I) arising in stomach without refractory celiac disease
Immunohistochemical stain
Result
Pan-cytokeratin (AE1/AE3)
-
CD3
+
CD4
CD5
CD8
CD56
CD30
+, varying proportion
CD20
Pax-5
CD68
Ki67
approximately 20%
the EBER in situ hybridization stain for EBV