Common immunohistochemical markers of this lymphoma include CD2, CD56, CD3, and T-cell receptors. 7 Typically, the histology of these lymphomas are characterized by monomorphic inflammatory cellular infiltrates, which may be diffuse or show angiocentricity and angiodestruction as well as tissue destruction. 7 Lymphoid markers from the nasal mucosal biopsy from this patient were negative for CD56 and EBER.
Source: wiktionary