Lower-Risk MDS
Risk stratification (IPSS)
| Variable | Score | ||||
| 0 | 0.5 | 1 | 1.5 | 2 | |
| Bone marrow blasts (percent) | <5 | 5-10 | - | 11-20 | 21-30 |
| Karyotype | Good | Intermediate | Poor | - | - |
| Cytopenias | 0-1 | 2-3 | - | - | - |
- Karyotype stratification:
- Good: Normal, -Y, del(5q), del(20q)
- Intermediate: not good nor poor
- Poor: ≥3 abnl, chromosome 7 abnl