Table 3.
Immunophenotypic findings of the subtypes of CD8+ cytotoxic lymphomas
| CDS | CD 7 | Activated cytotoxic phenotype | CD56 | PD1 | Ki67 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Negative | Positive | Negative | Positive | Nonactivated | Activated | Negative | Positive | Negative | Positive | ≤60% | >60% | ||
| n | n | n | n | n | n | n | n | n | n | n | n | ||
| Mycosis fungoides | 2 | 11 | 7 | 6 | 3 | 10 | 10 | 3 | 5 | 8 | 10 | 3 | |
| Cutaneous PTCL | 2 | 7 | 6 | 3 | 2 | 7 | 7 | 2 | 9 | 0 | 4 | 5 | |
| ILP | 0 | 5 | 0 | 5 | 5 | 0 | 5 | 0 | 5 | 0 | 5 | 0 | |
| SPTCL | 1 | 3 | 1 | 3 | 1 | 3 | 3 | 1 | 1 | 3 | 0 | J | |
| AECTCL | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | |
| Systemic PTCL | 0 | 3 | 2 | 1 | 2 | 1 | 3 | 0 | 3 | 0 | 2 | 1 | |
AECTCL aggressive epidermotropic primary cutaneous T-cell lymphoma, ILPacral CD8+ T-cell lymphoma, formerly indolent CD8+ lymphoid proliferation, PTCL peripheral T-cell lymphoma, SPTCL subcutaneous panniculitis-like T-cell lymphoma