Myeloablative Consolidation Therapy and Tandem Autologous Stem Cell Rescue in Patients With High-Risk Neuroblastoma

Thiotepa by IV once daily for 3 doses on Days -7, -6 and -5. Given as part of Consolidation Course #1 along with Cyclophosphamide.

Cyclophosphamide by IV once daily for 4 doses on Days -5, -4, -3 and -2. Given as part of Consolidation Course #1 along with Thiotepa.

Melphalan by IV once daily for 3 doses on Days -8, -7, and -6. Given as part of Consolidation Course #2 along with Etoposide and Carboplatin.

Etoposide by IV once daily for 4 doses on Days -8, -7, -6 and -5. Given as part of Consolidation Course #2 along with Melphalan and Carboplatin.

Carboplatin by IV once daily for 4 doses on Days -8, -7, -6 and -5. Given as part of Consolidation Course #2 along with Etoposide and Melphalan.

On Day 0 the stem cells will be infused immediately after thawing over 15-60 minutes per institutional guidelines.

Beginning on day 0 after infusion of the PBSC, patients will receive G-CSF SQ or IV (SQ preferred) 5 micrograms/kg once daily and continuing once daily until post-nadir ANC \> 2000/μL for 3 consecutive days.