Can progestrone cause breast ca

Hormonal therapy medicines are whole-body systemic treatment for hormone-receptor-positive breast cancers.Estrogens, a group of female sex hormones, are known human carcinogens.An international collaboration, using data from more thanwomen with breast cancer from 58 epidemiological studies worldwide, has found that using MHT is associated with an increased risk of breast cancer, and that some increased risk persists for more than a decade after use stops.Hormone therapy for breast cancer is a treatment for breast cancers that are sensitive to hormones.Progesterone and progesterone receptors PRs are increasingly gaining attention for their emerging role as critical regulators of breast and gynecological cancers.Unequal risks for breast cancer associated with different hormone replacement therapies: results from the E3N cohort study.

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Hormone therapy that includes progestin plus estrogen may increase breast cancer risk, but estrogen alone may lower risk, according to long-term review.

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Thank you for visiting nature.Anna Cabeca April 01, breast cancer breast cancer and estrogen breast cancer and hormones breast cancer bio-identical hormones breast cancer prevention breast cancer risk breast health Dr.According to Jerry's commentary [ 1 ], exogenous oestrogen and progesterone potently inhibit tumorigenesis, representing an interesting strategy to prevent breast cancer, but we feel that the concerns noted by Jerry deserve further comment.