Stage of MPNs at which +1q, 12q rearrangements and del(17p) were first observed
| Chromosomal abnormality, n (%) . | No. of patients . | PV . | ET . | PMF . | PV-related MF . | ET-related MF . | MPN-AP/BP . |
|---|---|---|---|---|---|---|---|
| +1q | 72 | 12 (17) | 2 (3) | 18 (25) | 17 (24) | 7 (10) | 16 (22) |
| 12q rearrangement | 24 | 0 (0) | 0 (0) | 18 (75) | 1 (4) | 1 (4) | 4 (17) |
| del(17)(p13) | 30 | 0 (0) | 0 (0) | 15 (50) | 3 (10) | 2 (7) | 10 (33) |
| Chromosomal abnormality, n (%) . | No. of patients . | PV . | ET . | PMF . | PV-related MF . | ET-related MF . | MPN-AP/BP . |
|---|---|---|---|---|---|---|---|
| +1q | 72 | 12 (17) | 2 (3) | 18 (25) | 17 (24) | 7 (10) | 16 (22) |
| 12q rearrangement | 24 | 0 (0) | 0 (0) | 18 (75) | 1 (4) | 1 (4) | 4 (17) |
| del(17)(p13) | 30 | 0 (0) | 0 (0) | 15 (50) | 3 (10) | 2 (7) | 10 (33) |