Combination Chemotherapy With or Without Peripheral Stem Cell Transplantation, Radiation Therapy, and/or Surgery in Treating Patients With Ewing's Sarcoma

DISEASE CHARACTERISTICS:

* Histologically confirmed tumor of the Ewing's family of bone or soft tissue

* Ewing's sarcoma
* Peripheral primitive neuroectodermal tumor
* Disease meeting one of the following criteria:

* Resectable localized disease (tumor volume less than 200 mL)
* Localized disease previously resected at diagnosis
* Unresectable disease (at least 200 mL tumor volume) but radiotherapy as local control can be delayed
* Localized disease with early radiotherapy required
* Pulmonary and/or pleural metastases only
* Extrapulmonary/pleural metastases (skeleton, bone marrow, lymph nodes)
* No more than 45 days since definitive biopsy

PATIENT CHARACTERISTICS:

Age:

* Under 50

Performance status:

* Not specified

Life expectancy:

* Not specified

Hematopoietic:

* Not specified

Hepatic:

* Not specified

Renal:

* Renal function normal
* Glomerular filtration rate at least 60 mL/min

Cardiovascular:

* Normal cardiac function
* Fractional shortening at least 29%
* Ejection fraction at least 40%

Other:

* No medical, psychiatric, or social condition that would preclude study participation

PRIOR CONCURRENT THERAPY:

Biologic therapy:

* Not specified

Chemotherapy:

* No prior chemotherapy

Endocrine therapy:

* Not specified

Radiotherapy:

* Not specified

Surgery:

* See Disease Characteristics