ETV4 and Ewing sarcoma: It was later reported that Ewing sarcoma has more chromosomal translocations, including EWS/FLI fusion, EWS/ERG fusion, EWS/FEV fusion, EWS/ETV1 fusion, EWS/ETV4 fusion, FUS/ERG fusion, FUS/FEV fusion, and FUS/ETV4 fusion [13].