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Childhood Cancers Home Page
NCI's gateway for information about pediatric cancers.
Genetics
Genetics of Medullary Thyroid Cancer (PDQ®)
[ health professional ]
Expert-reviewed information summary about the genetics of medullary thyroid cancer and related disorders. This summary contains information about the RET gene, genetic testing, and clinical interventions. Psychosocial issues associated with genetic testing and counseling of individuals who may have a hereditary medullary thyroid cancer syndrome are also discussed.

Understanding Gene Testing
Illustrates what genes are, explains how mutations occur and are identified within genes, and discusses the benefits and limitations of gene testing for cancer and other disorders.

Search: Cancer Genetics Services Directory
Directory of professionals who provide services related to cancer genetic risk assessment, counseling, and testing.

Cancer Genetics Overview (PDQ®)
[ health professional ]
Expert-reviewed information summary in which the validity and utility of genetic tests are discussed and important genetic terms are defined.

Cancer Genetics Risk Assessment and Counseling (PDQ®)
[ health professional ]
Expert-reviewed information summary in which cancer risk perception, risk communication, and risk counseling are discussed. The summary also contains information about recording and analyzing a family history of cancer and factors to consider when offering genetic testing.
Causes and Risk Factors
Magnetic Field Exposure and Cancer: Questions and Answers
A fact sheet about research on electric and magnetic fields and their relationship to certain cancers. National Cancer Institute Fact Sheet 3.46

No Excess Mortality Risk Found in Counties with Nuclear Facilities
A fact sheet about an NCI survey that showed no general increased risk of death from cancer for people living in 107 U.S. counties containing or closely adjacent to 62 nuclear facilities. National Cancer Institute Fact Sheet 3.11

Radiation Risks and Pediatric Computed Tomography (CT): A Guide for Health Care Providers
Information on the use of pediatric computed tomography (CT), why it is important to minimize the radiation dose to children, and strategies to minimize CT radiation exposure to children.

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