Common Cancers · NCLEX Exam

Which genetic factor significantly increases the risk of breast cancer?

  1. BRCA1 or BRCA2 gene mutations
  2. Having blood type O
  3. A personal history of bone fractures
  4. Being under twenty years of age
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Correct answer: BRCA1 or BRCA2 gene mutations

Mutations in the BRCA1 and BRCA2 genes significantly increase the risk of breast cancer and often lead to discussions of risk reduction strategies.

Difficulty: Medium Question 18 of 20

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