Table 2.
Ki-67 Expression in Acquired Immune Deficiency Syndrome-Related Non-Hodgkin’s Lymphomas (AIDS-NHL)
| Percentage of neoplastic cells Ki-67-positive | ||||||
|---|---|---|---|---|---|---|
| 0% | <10% | 10–24% | 25–49% | 50–74% | >75% | |
| Systemic AIDS-NHL | ||||||
| BL (n = 29) | 0 | 0 | 0 | 0 | 6 | 23 |
| LNCCL (n = 33) | 0 | 1 | 1 | 7 | 13 | 11 |
| IBL (n = 24) | 0 | 0 | 1 | 6 | 5 | 12 |
| AIDS-PCNSL | ||||||
| LNCCL (n = 2) | 0 | 1 | 0 | 0 | 0 | 1 |
| LNCCL/IBL (n = 4) | 0 | 3 | 0 | 0 | 1 | 0 |
| IBL (n = 14) | 0 | 4 | 0 | 1 | 9 | 0 |
Abbreviations: BL, Burkitt’s lymphoma; LNCCL, large noncleaved cell lymphoma; IBL, immunoblastic lymphoma; PCNSL, primary central nervous system lymphoma.