TABLE 1.
Genetic classification of the study group
| 190 (%) | |
|---|---|
| Recurrent genetic abnormalities | 127 (66.8) |
| High hyperdiploidy | 41 (21.6) |
| ETV6‐RUNX1 | 41 (21.6) |
| BCR‐ABL1 | 15 (7.9) |
| KMT2A rearrangement | 14 (7.4) |
| TCF3‐PBX1 | 14 (7.4) a |
| Hypodiploidy | 2 (1.1) |
| Other | 63 (33.2) b |
| iAMP21 | 2 (1.1) |
| BCR‐ABL1‐like ALL | 25 (13.2) |
| ETV6‐RUNX1‐like ALL | 4 (2.1) |
| EWSR1‐ZNF384 | 2 (1.1) |
| B‐other | 16 (8.4) |
Abbreviation; iAMP21, intrachromosomal amplification of chromosome 21.
a
Including one TCF3‐HLF.
b
Including 14 cases with suboptimal RNA.