The patient was discharged and the multidisciplinary uro-oncology team decided to start a total of 6 courses of vincristine, ifosfamide, doxorubicin, and etoposide (VIDE–Protocol) with additional admission of Granulocyte-colony stimulating factor (G-CSF) in accordance with standardized treatment protocols for Ewing sarcoma. Here, CSF3 is linked to Ewing sarcoma.