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Related Experiment Videos

[Germ cell tumor]

M Kasai1, Y Kiyama

  • 1Dept. of Internal Medicine, Sapporo Hokuyu Hospital.

Gan to Kagaku Ryoho. Cancer & Chemotherapy
|October 1, 1995
PubMed
Summary

High-dose chemotherapy with autologous hematopoietic stem cell transplantation (AHSCT) offers a more intense treatment for refractory germ cell tumors (GCT). This approach shows promising response rates for patients resistant to standard chemotherapy regimens.

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Area of Science:

  • Oncology
  • Hematology

Context:

  • Germ cell tumors (GCT) are generally chemotherapy-sensitive, with cisplatin-based regimens curing most patients.
  • However, 20-30% of advanced GCT patients exhibit refractory disease, necessitating more intensive therapeutic strategies.

Purpose:

  • To evaluate the efficacy and safety of high-dose chemotherapy supported by autologous hematopoietic stem cell transplantation (AHSCT) for refractory GCT.
  • To explore novel drug combinations and multicycle transplants for improving outcomes in resistant GCT.

Summary:

  • High-dose chemotherapy using carboplatin (CBDCA), etoposide (VP-16), and cyclophosphamide (CPM) or ifosfamide (IFM), supported by AHSCT, is administered to advanced GCT patients.
  • Reported response rates (CR+PR) average around 50% (range 40-78%), with disease-free survival achievable in approximately half of survivors.
  • While treatment-related morbidity and mortality exist, they are considered tolerable and manageable with advancements in stem cell collection and supportive care.

Impact:

  • High-dose chemotherapy with AHSCT provides a viable, albeit intensive, treatment option for patients with refractory or relapsed GCT.
  • Ongoing research into synergistic drug combinations and multicycle transplants holds potential for further enhancing treatment effectiveness in resistant GCT cases.

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