Table 1

Immunophenotypical features of the composite lymphoma in a single lymph node

AntigenCTCLcHL
BSAP, B cell specific activator protein; cHL, classical Hodgkin lymphoma; CTCL, cutaneous T cell lymphoma; EBNA2, Epstein-Barr virus encoded nuclear antigen 2; EBV-LMP-1, Epstein-Barr virus latent membrane protein 1; TCR, T cell receptor; +, positive; −, negative; −/+, <50% positive.
CD20Single positive cells
BSAP+
BOB.1
OCT2−/+
CD2+
CD3+
CD4+
CD8
TCR-β−/+
Perforin
TIA-1
CD30−/++
CD15−/+
EBV-LMP-1+
EBNA2
ALK-1