A, Flow diagram of translocation testing performed accounting for all patients enrolled in AEWS1221 with submitted translocation testing data. B, Flow diagram of translocation test results for all patients enrolled in AEWS1221 with submitted translocation testing data. Diagrams consider each patient once, starting with testing by FISH on primary tumor. Only patients who did not have testing (A) or a positive test result (B) in the preceding boxes are considered in subsequent boxes. Abbreviations: FISH, fluorescence in situ hybridization; RT-PCR reverse transcription–polymerase chain reaction.