DNA Analysis in Samples From Younger Patients With Germ Cell Tumors and Their Parents or Siblings
Conditions
- Childhood Malignant Ovarian Germ Cell Tumor
- Childhood Malignant Testicular Germ Cell Tumor
- Ovarian Choriocarcinoma
- Ovarian Embryonal Carcinoma
- Ovarian Mixed Germ Cell Tumor
- Ovarian Teratoma
- Ovarian Yolk Sac Tumor
- Testicular Choriocarcinoma
- Testicular Embryonal Carcinoma
- Testicular Seminoma
- Testicular Teratoma
- Testicular Yolk Sac Tumor
Interventions
- OTHER: Laboratory Biomarker Analysis
- OTHER: Questionnaire Administration
Sponsor
Children's Oncology Group
Collaborators