Table 1.
Histologic subtype distribution according to reviewed histology of 737 cases registered in the T-Cell Project
| n | % | |
| PTCL-NOS | 283 | 38.4 |
| AITL | 123 | 16.7 |
| ALCL, ALK- | 99 | 13.4 |
| ALCL, ALK+ | 49 | 6.6 |
| NK/T nasal, nasal type, lymphoma/leukemia | 92 | 12.5 |
| Enteropathy-type T-cell lymphoma | 35 | 4.7 |
| Hepatosplenic T-cell lymphoma | 13 | 1.8 |
| Subcutaneous panniculitis-like T-cell lymphoma | 10 | 1.4 |
| Peripheral gamma-delta T-cell lymphoma | 8 | 1.1 |
| Unclassifiable, T-cell | 20 | 2.7 |
| Unclassifiable, NK-cell | 7 | 0.7 |
| Total | 737 | 100.0 |
PTCL: Peripheral T-cell lymphomas; NOS: Not otherwise specified; AITL: Angioimmunoblastic T-cell lymphoma; ALCL: Anaplastic large cel lymphomas; ALK: Anaplastic lymphoma kinase; NK: Natural killerl