Collecting and Storing Biological Samples From Patients With Ewing Sarcoma

This research study is collecting and storing samples of tumor tissue, bone marrow, and blood from patients with Ewing sarcoma. Collecting and storing samples of tumor tissue, bone marrow, and blood from patients with cancer to test in the laboratory may help the study of cancer in the future.

Conducting Institutions:

Dana-Farber Cancer Institute, Massachusetts General Hospital, Children's Hospital Boston

Overall PI:

Site-responsible Investigators:

Contacts:

Eligibility Criteria

Inclusion Criteria:

  -  Diagnosis of Ewing sarcoma, including peripheral primitive neuroectodermal tumor and
     Askin tumor

       -  Newly diagnosed or recurrent disease