Translocation t(11, 22) (q24; q12) is pathognomonic for Ewing's sarcoma, occurring in 85% of patients and it gives rise to the formation of the EWS-FLI 1 fusion gene.7 (EWS), 22q12 (EWSR1) rearrangement was negative in the present case. Here, EWSR1 is linked to Ewing sarcoma.