The role of hormonal therapy in gynecological cancers-current status and future directions

Katrin M Sjoquist1, Julie Martyn, Richard J Edmondson

  • 1NHMRC Clinical Trials Centre, University of Sydney, Australia.

Insights

Hormonal therapies, including aromatase inhibitors, show potential for gynecological cancers expressing estrogen or progesterone receptors. Further research is needed to clarify their efficacy and optimal use in treating these hormone-sensitive cancers.

Area of Science:

  • Gynecologic Oncology
  • Endocrinology
  • Medical Oncology

Background:

  • Many gynecological cancers (ovarian, endometrial, sarcomas) express estrogen/progesterone receptors.
  • Hormonal therapies like progestogens and tamoxifen have variable efficacy in recurrent/metastatic disease.
  • Aromatase inhibitors are effective and well-tolerated in hormone-receptor-positive breast cancer.

Purpose of the Study:

  • To review current evidence on hormonal therapies, including aromatase inhibitors, for gynecological cancers.
  • To highlight the uncertain role and limited study of aromatase inhibitors in this context.
  • To identify gaps in knowledge regarding their use.

Main Methods:

  • Literature review of studies on hormonal therapies in gynecological cancers.
  • Analysis of evidence for aromatase inhibitor activity in hormone-sensitive gynecological malignancies.
  • Identification of clinical trials and case reports.

Main Results:

  • Estrogen and/or progesterone receptor expression is common in several gynecological cancers.
  • Hormonal therapies demonstrate activity but with variable response rates.
  • Aromatase inhibitors show potential but require further investigation.

Conclusions:

  • Aromatase inhibitors may offer a therapeutic option for hormone-sensitive gynecological cancers.
  • More research is essential to establish the role and optimize the use of aromatase inhibitors.
  • Understanding receptor status is crucial for guiding hormonal therapy decisions.

Related Concept Videos

Targeted Cancer Therapies02:57

Targeted Cancer Therapies

The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against specific...
Targeted Cancer Therapies02:57

Targeted Cancer Therapies

The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against specific...
Cancer Therapies02:49

Cancer Therapies

Cancer therapies are various modes of treatment, such as surgery, radiation therapy, and chemotherapy that are administered to cancer patients.
However, cancer treatments can pose several challenges, as therapies used to kill cancer cells are generally also toxic to normal cells. Moreover, cancer cells mutate rapidly and can develop resistance to chemical agents or radiation therapy. Besides, all types of cancer cells may not respond to the same therapy. Some cancer cells respond to one...
Cancer Therapies02:49

Cancer Therapies

Cancer therapies are various modes of treatment, such as surgery, radiation therapy, and chemotherapy that are administered to cancer patients.
However, cancer treatments can pose several challenges, as therapies used to kill cancer cells are generally also toxic to normal cells. Moreover, cancer cells mutate rapidly and can develop resistance to chemical agents or radiation therapy. Besides, all types of cancer cells may not respond to the same therapy. Some cancer cells respond to one...
Hormonal Control of the Ovarian Cycle01:30

Hormonal Control of the Ovarian Cycle

The ovarian cycle is meticulously regulated by the hypothalamic-pituitary-gonadal axis. This cycle orchestrates the release of a mature oocyte, essential for reproduction.
Before puberty, the hypothalamus releases GnRH in a low frequency, low amplitude pulsatile manner. This along with the immature hypothalamic-pituitary-gonadal axis activity, results in low estrogen levels and the absence of a fully functional ovarian cycle.  At puberty, GnRH secretion increases in both frequency and...
Cancer Vaccines01:30

Cancer Vaccines

Cancer treatment vaccines are a rapidly evolving field that offers a promising approach to immunotherapy. Unlike traditional vaccines that prevent diseases, cancer treatment vaccines are designed to treat existing cancers by stimulating the immune system to recognize and attack cancer cells.
Cancer vaccines come in two categories: preventive (prophylactic) and treatment (active). Preventive vaccines, such as the Human Papillomavirus (HPV) vaccine, protect against viruses that cause certain...