FLT3 and acute myeloid leukemia: In addition, 338 AML patients were tested for ITD and TKD in FLT3. Sixty patients had ITD (17.75%), 18 patients had TKD (5.36%), and 6 patients had both ITD and TKD (1.79%). In MLL, we tested 76 AML patients for MLL-PTD.