Pie chart based on 246 patients analyzed for the presence or absence of mutations in the NPM1 and CEBPA genes, FLT3-ITD, FLT3-TKD, and MLL-PTD indicating the coexistence of mutations in individual patients. WT indicates patients with only wild-type alleles of genes tested. Adapted by Kenneth X. Probst from Döhner et al79 with permission.