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Related Concept Videos

The Retinoblastoma Gene01:20

The Retinoblastoma Gene

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Tumor suppressor genes are normal genes that can slow down cell division, repair DNA mistakes, or program the cells for apoptosis in case of irreparable damage. Hence, they play an essential role in preventing the proliferation of damaged cells.
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Neonatal Malignant Disorders: Germ Cell Tumors.

Rachana Shah1, Brent R Weil2, Christopher B Weldon2

  • 1Division of Oncology, Department of Pediatrics, Cancer and Blood Disease Institute, Children's Hospital Los Angeles, University of Southern California, Keck School of Medicine, 4650 Sunset Boulevard, MS#54, Los Angeles, CA 90027, USA.

Clinics in Perinatology
|February 15, 2021
PubMed
Summary

Neonatal germ cell tumors (GCTs) are often benign teratomas curable by surgery. For malignant GCTs, neoadjuvant chemotherapy with carboplatin and delayed surgery is recommended to avoid morbidity.

Keywords:
ChoriocarcinomaFetalFetus-in-fetuGerm cell tumorMolecular geneticsNeonatalTeratomaYolk sac tumor

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Area of Science:

  • Oncology
  • Pediatric Surgery
  • Pathology

Background:

  • Germ cell tumors (GCTs) represent a diverse group of pediatric neoplasms.
  • Neonatal GCTs are frequently teratomas, with mature and immature types being most common.
  • Surgical resection is the primary treatment for most neonatal GCTs.

Purpose of the Study:

  • To outline optimal management strategies for neonatal germ cell tumors.
  • To define the role of chemotherapy in specific GCT scenarios.
  • To emphasize risk-benefit considerations in surgical intervention.

Main Methods:

  • Review of current literature and clinical guidelines for neonatal GCT management.
  • Analysis of treatment outcomes based on tumor type, stage, and intervention.
  • Evaluation of morbidity associated with aggressive surgical margins.

Main Results:

  • Most neonatal teratomas achieve cure with surgery alone, even with microscopic residual disease.
  • Aggressive surgical margins are not recommended due to potential morbidity.
  • Neoadjuvant chemotherapy followed by delayed resection is advised for metastatic or unresectable malignant GCTs.

Conclusions:

  • Conservative surgical approaches are favored for neonatal GCTs.
  • Carboplatin-based chemotherapy is a recommended option when neoadjuvant treatment is necessary.
  • Management should balance oncologic control with minimization of long-term complications.