Table 1.
Patient characteristics
| Age (years)/sex |
WBC
at diagnosis (/mcL) |
Platelets
at diagnosis (/mcL) |
Immunophenotype | Karyotype | Oncoprotein | Myeloid mutations | Outcome | |
|---|---|---|---|---|---|---|---|---|
| Patient 1 | 29/F | 23,000 | 32,000 | CD34, CD117, HLA-DR, CD38, CD71, CD33, CD11b, CD11c, CD13, CD7, cMPO, cTDT, cCD3 | 46,XX,t(15;17)(q24q21)[20]. nuc ish(PML,RARA)x3,(PML con RARA)x2[183/200] | PML/RARα bcr3 isoform |
FLT3-ITD (p.Glu604_Phe605ins6. C.1794_1811dup) | Ongoing CR (22 months after diagnosis) |
| Patient 2 | 50/M | 20,000 | 11,000 | CD34 (partial), CD117, HLA-DR, CD38, CD71, CD64, CD33, CD13, CD11c, cMPO (dim), cCD3 | 46,XY,t(15;17)(q24;q21)[20]. nuc ish(PML,RARA)x3,(PML con RARA)x2[183/200],(RARAx2)(5′ RARA sep 3′RARAx1)[179/200] | -- | FLT3-ITD (p.Tyr599_Pro606dup. c.1795_1818dup), ASXL1 (p.Pro779Leu) | Ongoing CR (19 months after diagnosis) |
ASXL1 = additional sex combs like 1; c = cytoplasmic; CR = complete remission; F = female; FLT3-ITD = FMS-like tyrosine kinase 3 receptor internal tandem duplication; M = male; PML/RARα = promyelocytic leukemia/retinoic acid receptor alpha; TDT = terminal deoxynucleotidyl transferase; WBC = white blood cells