Breast cancer survival and incidence of second primary cancers after 30 years in a randomized study of two versus five years of adjuvant tamoxifen therapy.

Author: BengtssonNils-Olof, FohlinHelena, FornanderTommy, HatschekThomas, LindmanHenrik, MalmströmPer, NordenskjöldAnna, NordenskjöldBo, RosellJohan, RydénLisa, StålOlle, WallgrenArne

Paper Details 
Original Abstract of the Article :
BACKGROUND: Tamoxifen is an established treatment for breast cancer, but its long-term effects on survival and on secondary cancers are not fully evaluated. MATERIAL AND METHODS: We studied 30 years outcome of 4124 postmenopausal patients who were randomized to receive (totally) two or five years o...See full text at original site
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引用元:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10400913/

データ提供:米国国立医学図書館(NLM)

The Long-Term Effects of Tamoxifen Therapy

Breast cancer is a prevalent disease, and tamoxifen is a commonly used treatment option. However, the long-term effects of tamoxifen are not fully understood. This study investigated the 30-year outcomes of 4124 postmenopausal patients who received either two or five years of adjuvant tamoxifen. The researchers found that the five-year group had significantly lower breast cancer mortality rates than the two-year group, particularly in patients with estrogen receptor-positive disease. This benefit was most pronounced within the first 15 years after randomization. Furthermore, the five-year group experienced a gradual reduction in contralateral breast cancer incidence over the entire 30-year observation period. While tamoxifen therapy was associated with a reduced risk of lung cancer, it led to an increased incidence of endometrial cancer, particularly in those receiving 40 mg of tamoxifen. The study reveals the intricate interplay of long-term benefits and risks associated with extended tamoxifen therapy, emphasizing the importance of individualized patient care and careful consideration of both positive and negative impacts.

Five Years of Tamoxifen Therapy - A Balancing Act

This research provides valuable insights into the long-term effects of tamoxifen therapy, highlighting the importance of individualized patient care. The study's findings suggest that the benefits of extended tamoxifen therapy, such as reduced breast cancer mortality and contralateral breast cancer incidence, must be weighed against the potential risks, particularly increased endometrial cancer incidence. The study also highlights the importance of carefully monitoring patients who receive tamoxifen therapy over extended periods to mitigate potential side effects.

A Balancing Act for Women's Health

This study highlights the importance of individualized care and weighing the potential benefits and risks of various treatment options. Extended tamoxifen therapy can reduce breast cancer mortality and contralateral breast cancer incidence but may lead to an increased risk of endometrial cancer. The study's findings encourage a comprehensive approach to breast cancer treatment, considering long-term effects and individual patient factors.

Dr.Camel's Conclusion

Just like the desert has its oases, tamoxifen therapy has its benefits and drawbacks. While it may offer a sanctuary against breast cancer, it also presents a potential risk of endometrial cancer. This research emphasizes the importance of careful consideration and weighing those possibilities, much like a camel navigating a vast and diverse landscape. As a researcher, I believe that understanding the nuances of treatment options empowers both patients and doctors to make informed decisions based on individual needs and risks.

Date :
  1. Date Completed 2023-09-15
  2. Date Revised 2023-09-15
Further Info :

Pubmed ID

37517154

DOI: Digital Object Identifier

PMC10400913

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