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Some children are born with genetic conditions that may lead to cancer.
Most childhood cancers are not believed to be inherited (passed down through the generations.) A study by the St. Jude-Washington University Pediatric Cancer Genome Project found that about 8.5 percent of childhood cancer cases occur because of an underlying genetic condition.
Having one of these genetic conditions does not mean that person will develop cancer. It means the person has an increased risk of developing it because of his or her genetic makeup.
These genetic conditions include:
Reviewed: June 2018