TABLE 3 Immunohistochemistry

From: T-Cell Lymphoma Presenting in the Breast: A Histologic, Immunophenotypic and Molecular Genetic Study of Four Cases

Case

CD45RB

CD3

CD4

CD8

CD43

CD45RO

βF1

TCR δ-1

CD30

CD56

TIA-1

LMP-1

ALK-1

EMA

1

+

+ focal

Neg

Neg

+

+

+

ND

+

Neg

+

ND

+

+w

2

+

+

Neg

+

+

+

+

Neg

+ rare

+20%

+

ND

ND

ND

3

+

+

Neg

Neg

+

Neg

Neg

Neg

Neg

+90%

+

Neg

ND

ND

4

+

+

+

Neg

+

+

+

ND

Neg

Neg

Neg

ND

ND

ND

  1. +, immunoreactive; Neg, negative; ND, not done; w, weak; TCR, T-cell receptor; TIA, T-cell intracellular antigen; LMP, latent membrane protein; ALK, anaplastic lymphoma kinase; EMA, epithelial membrane antigen.
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