<em>ESR1</em> Mutations in Primary Breast Cancer

Suzanne A. W. Fuqua, PhD, professor of medicine at Baylor College of Medicine, discusses ESR1 mutations in primary breast cancer.

Clinical Pearls

Suzanne A. W. Fuqua, PhD, professor of medicine at Baylor College of Medicine, discussesESR1mutations in primary breast cancer.

  • There is some controversy surrounding whether or notESR1mutations are associated with primary breast cancer.
  • It has been reported that the K303R mutation was present in premalignant breast cancer as well as in primary breast tumors.
  • Further research is needed to validate the presence and frequency of the K303R mutation in primary breast cancer.