Ras mutations are uncommon in sporadic thyroid cancer in children and young adults.

Abstract excerpt

Mutations in the ras genes (H-ras, K-ras, and N-ras) occur in 10-15% of all human cancers, and commonly arise from single base substitutions at codons 12, 13, or 61. Although ras mutations have been found in adult thyroid cancers, they were absent from the two studies which examined childhood thyroid cancers. Both studies included only children with radiation induced thyroid cancer, and it remains unclear if ras...

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