Hormone Replacement Therapy (HRT) Increases Breast Cancer Recurrence
Hormone replacement therapy (HRT) for peri- and postmenopausal symptoms increases disease recurrence in breast cancer survivors, according to an article published online March 25 in the Journal of the National Cancer Institute.
Previous studies have shown that HRT increases breast cancer incidence in healthy women, but its impact on breast cancer survivors has remained obscure. Observational studies and one small randomized trial had suggested that HRT had no effect or even might reduce recurrence. However, two-year follow-up data from the randomized HABITS (Hormonal Replacement After Breast…