Trial Parameters
Brief Summary
The purpose of this retrospective and prospective project is to understand the molecular and genetic basis of liver cancer of childhood. Understanding the molecular and genetic bases of liver cancers can offer a better classification based on tumor biology, mechanisms and predisposition.
Eligibility Criteria
Inclusion Criteria: * Prior or current treatment for a childhood liver tumor, malignant or benign, at age \<21 years. * Biological parents and siblings of eligible children. Exclusion Criteria: * No prior or current treatment for a childhood liver tumor. * Non-biological parents, legal guardians, or non-biological siblings of eligible children.