Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Ewing sarcoma ?
    ### Response:
    What are the signs and symptoms of Ewing sarcoma? The Human Phenotype Ontology provides the following list of signs and symptoms for Ewing sarcoma. If the information is available, the table below includes how often the symptom is seen in people with this condition.
    