Endometriosis and Ovarian Cancer: A Genetic Connection
Academicians Zhang and Yan from Ningbo University, Zhejiang, China, have recently published a pivotal study in Scientific Reports examining the cancer risk associated with endometriosis. Endometriosis, a chronic condition affecting approximately 6–10% of women worldwide, significantly diminishes quality of life…
Key Points Lay SummaryImpact of Endometriosis Subtypes on Increased Ovarian Cancer Risk
The risk of ovarian cancer is markedly increased in patients with ovarian endometriomas and/or deep infiltrating endometriosis (DIE), according to a new study published in The Journal of the American Medical Association. These patients should be offered counseling about the risk of ovarian cancer and…
Key Points Lay SummaryEndometrial cancer risk in endometriosis: What does the real-world data reveal?
Endometriosis is considered a benign disease, however, studies showed certain somatic mutations in the endometriotic glands indicating a potential link to endometrial cancer. Later, eutopic endometrial tissue was demonstrated to have the same somatic mutations. This resulted in controversial findings…
Key Points Lay SummaryEndometriosis and the risk of breast cancer
An increased risk of cancer with endometriosis has been in the attention field of endometriosis researchers since 1925, starting with Sampson. Several large meta-analyses supported the increased risk of clear cell and endometrioid ovarian cancer in women with deep infiltrating endometriosis. Breast…
Key Points Lay SummaryEndometriosis and breast cancer- love or hate?
Many studies have been conducted to investigate the relationship between endometriosis and breast cancer, but no definitive conclusion has been reached yet. In the study co-authored by Yan and Li et al, endometriosis-related GWAS data was used to determine the…
Key Points Lay SummaryOvarian cancers arising in endometriosis: still an unresolved issue
Alice Bergamini and associates from San Raffaele Scientific Institute, Milan, Italy have published their results on clinicopathologic features of endometriosis-associated ovarian cancers in a recent issue of the journal “Diagnostics”. The association between endometriosis and ovarian cancer was first noticed…
Key Points Lay SummaryNew Model Can Help Understand How Endometriosis-Associated Ovarian Cancer Develops
Researchers from Japan and the US developed a new mouse model in collaboration, that can be useful to better understand how endometriosis-associated ovarian cancer develops. This new model can help to assess new treatment options for both diseases. The team…
Key Points Lay SummaryWomen With Endometriosis Are at a Higher Risk of Uterine Cancer
Women with endometriosis are at a greater risk of cancer of the uterus, compared to controls, according to a new study published in the journal Cancers. The study found that women who are younger and who have had endometriosis for…
Key Points Lay SummaryImaging techniques for fallopian tubes
The imaging techniques used for suspected fallopian tube pathology are ultrasound, hysterosalpingo-contrast-sonography, hysterosalpingography, computed tomography, and magnetic resonance imaging. Among several benign lesions that involve fallopian tubes, pelvic inflammatory disease, tubo-ovarian abscess, salpingitis isthmica nodosa, hydrosalpinx, tubal endometriosis, isolated fallopian…
Key Points Lay SummaryThe incidence of ovarian cancer after histologically diagnosed endometriosis.
Ovarian cancer has the highest mortality rate among gynecologic cancers. Furthermore, these patients are generally diagnosed in advanced stage due to their non-symptomatic nature. Therefore, preventative strategies have enormous importance for the management of ovarian cancer. Dr. Hermens and colleagues…
Key Points Lay SummaryWhat do endometriosis and ovarian cancer have in common?
While endometriosis is not a malignant disease, it is for sure known that it shares genetic disorders with cancers. In the bioinformatics study applied by Leyi Ni et al, the researchers analyzed the genetic pathways shared by both ovarian cancers…
Key Points Lay SummaryEndometriosis, pelvic inflammatory disease and ovarian cancer
Endometriosis is a locally aggressive and chronic inflammatory disease and it is now known that with various genetic pathways it creates susceptibility to certain cancers, the most common being ovarian cancer. Pelvic inflammatory disease on the other hand creates a…
Key Points Lay SummaryEtiopathogenesis of Endometriosis and Links with Endometrial Cancer
Professor Terzic and colleagues from the Medical School of Nazarbayev University, Kazakhstan published their review on the molecular aspects of endometriosis and endometrial cancer in “International Journal of Molecular Sciences”. The etiopathogenesis of endometriosis has remained controversial, with recent studies…
Key Points Lay SummaryOvarian cancer risk in endometriosis and adenomyosis
Through the historical development of the nomenclature for endometriotic tissue found inside and/or outside the uterus, many terminologies have been used. The accepted terminology is still the one introduced by Sampson: “Endometriosis”. “Adenomyosis” also known as “endometriosis interna” which is…
Key Points Lay SummaryUterine cancer risk in "endometriosis" and "adenomyosis"
Adenomyosis and endometriosis share similar characteristics, and endometriosis is reported to have an increased risk of ovarian cancer. However, the risk of uterine cancer is not clear yet. Hermens and colleagues from Catharina Hospital, from the Netherlands, designed a population-based…
Key Points Lay SummaryOvarian Cancer Survival in the presence of Endometriosis
Women with ovarian cancer and histologically proven endometriosis have longer overall survival compared to those with ovarian cancer but no endometriosis, found a study published in the American Journal of Obstetrics & Gynecology. “[…] Women diagnosed as having ovarian cancer…
Key Points Lay SummaryA hot research topic: macrophage reprogramming for endometriosis treatment
Daria Artemova and colleagues from several research institutes of the Russian Federation have published their review on the cellular aspects of endometriosis related to macrophages, particularly emphasizing promising therapeutic options for the future in "International Journal of Molecular Sciences". Macrophages have…
Key Points Lay SummaryThe genomic linkage between ovarian cancer and endometriosis
Endometriosis has been proven to be the precursor of ovarian clear cell and endometrioid carcinomas, however, it is not well understood why and how endometriosis goes into malignant transformation. To address this issue, in their review article, Dr. Yachida and…
Key Points Lay SummaryMyeloid-Derived Suppressor Cells are gaining importance in endometriosis
Dr. Wertel and associates from Polish academic centers published their sentimental review paper on the role of "Myeloid-Derived Suppressor Cells" in human diseases, in a recent issue of Cells. Endometriosis, the most common gynecological disease affecting about 10% of women globally,…
Key Points Lay SummaryAutophagy, Endometrium and Endometriosis
Autophagy, or autophagocytosis, is a self-digestion process by which cells recycle non-functional proteins to repurpose them. Unwanted cellular parts in cytosolic material are first isolated within double-membrane vesicles called the autophagosome, which subsequently fuses with the acidic lysosome. Autophagy is a survival…
Key Points Lay SummaryCancer, is that a real risk?
Endometriosis is non-malignant but shares some similar features with cancer, such as the occurrence of local and distant foci, the ability to resist cell death, and the ability to invade other tissues, causing damage to the organs. Endometriosis also generates…
Key Points Lay SummaryCancer risk Evaluation in Korean Endometriosis Cohort
The relationship between endometriosis and cancer has always been challenging. The previous studies revealed an increased risk in endometriosis-associated ovarian cancers regarding the alterations in cancerogenic genes or by the effect of iron and hem coming with retrograde menstruation and…
Key Points Lay SummaryOvarian, breast and endometrial cancer coexisting with endometriosis.
The invasive nature of endometriosis results in calling the disease " benign cancer". The transformation of endometriosis to malignancy is rare, but when compared to the general population, the relative risk of developing ovarian cancer is 4.2 times greater especially…
Key Points Lay SummaryRole of Prophylactic Oophorectomy in Endometriosis Patients with Ovarian Cancer History in the family - Farr Nezhat, MD
Dr. Nezhat starts his presentation by outlining his objectives, which are to review the basics of cancer genetics, give an overview about endometriosis and ovarian cancer, discuss the pathogenesis of malignant transformation of endometriosis, and talk about the clinical implications…
Key Points Lay SummaryFurther Evidence that endometriosis is related to tubal or ovarian cancer - Togas Tulandi, MD
Most authors suggest an association of endometriosis mainly with clear cell, low-grade serous, and endometrioid ovarian cancer. But in two large cohort studies, no correlation between them is reported (Olson et al. 2002 and Tseng et al. 2019) Dr. Tulandi…
Key Points Lay SummaryFallopian tube endometriosis
Endometriosis affects various tissues including pelvic and extra-pelvic organs. Fallopian tube endometriosis is not a widely studied topic in endometriosis, hence the real incidence is unknown as not all studies evaluate microscopically diagnosed Fallopian tube endometriosis. In the retrospective database…
Key Points Lay SummaryFallopian tubes and endometriosis
There are multiple theories to explain the pathogenesis of endometriosis, among which the most popular one is Sampson's retrograde menstruation theory. The role of endometrial stem cells/progenitors are widely studied to support the origin of ectopic lesions in recent decades.…
Key Points Lay SummaryCancer-associated mutations and endometriosis
Endometriosis is thought to benign gynecological disease. However, recent studies compiled in this review paper suggest that spontaneous somatic mutations are driven to occur during the cyclic bleeding resulting in endometriosis tissue undergoing repeated tissue injury and repair. Mutations are…
Key Points Lay SummaryImmune System, Cytokines and Endometriosis
Endometriosis is an estrogen-dependent chronic disease. Diagnosing endometriosis is difficult because the signs and symptoms vary considerably. Therefore, the discovery of a reliable non-invasive diagnostic biomarker would represent a major advance for the clinical diagnosis of endometriosis. It has been…
Key Points Lay SummaryThe link between ovarian cancer and endosalpingiosis
The presence of benign glands lined by tubal-type epithelium in the peritoneum and subperitoneal tissues is called "endosalpingiosis". A recent study that investigates the possible association between endosalpingiosis and ovarian cancer was conducted by Hermens et al., from the Netherlands, and has…
Key Points Lay SummaryConsquences of endometriosis in menopausal period.
Marie-Scemama et al. from Foch Hospital, Suresnes, France, referred to endometriosis and menopause which is an actual cruising topic and recently published it in the journal named "Hormone Molecular Biology and Clinical Investigation". Endometriosis a well-known estrogen-dependent disease has three…
Key Points Lay SummaryA miniaturized version of endometrium: organoids for endometriosis research
Organoids are a miniaturized version of a tissue that is produced in culture through three dimensions techniques in order to better mimic the tissues of origin. These cultures are supposed to better replicate the complexity of a biological organ/disease. Endometrial…
Key Points Lay SummaryHow to Classify Endometriosis for a better and effective evaluation
Endometriosis affects 10% of women in their reproductive period and causes infertility around 40% of women who have the disease. Peritoneal fluid may be one of the factors to facilitate the spread of endometriosis to ovaries, peritoneum and other deep…
Key Points Lay SummaryMortality of 49956 midlife women with surgically verified endometriosis
Saavalainen L. et al., from Finland recently published a retrospective large cohort study in the journal Human Reproduction, where they retrospectively examined the data of surgically verified endometriosis patients to find out if all-cause and the cause-specific mortality rate is…
Key Points Lay SummaryEpithelial Mutations in Endometriosis
A substantial body of epidemiologic evidence suggests a link between endometriosis and epithelial ovarian cancer, but a plausible underlying mechanism has remained elusive. Here, Dr. Bulun group from Northwestern University provide a focused review of the literature and discuss the…
Key Points Lay SummaryBreast cancer incidence in women with endometriosis
The relationship between endometriosis and breast cancer remains unclear. Some studies have shown an increased risk of breast cancer among women with endometriosis, while others suggested no change in the risk of breast cancer. Previously, the authors have found that…
Key Points Lay SummaryEstrogen Receptor Signaling and Endometriosis-Associated Ovarian Cancer
Andersen et al. published a prospective cohort study in the Journal of Hormones and Cancer to enlighten the estrogen signaling pathway during the transition from endometriosis to endometriosis-associated ovarian cancer. Given the shared pathway of endometriosis and ovarian cancer as…
Key Points Lay SummaryA link between endometrioid ovarian carcinoma and endometriosis.
Ciavattini et al.from Polytechnic University Ancona, Italy create a pilot study which recently published in Oncology Letters to clarify the link between endometriosis and endometrioid ovarian cancer. The unfolded protein response (UPR) activity as a promoter of neoplastic progression of malignancies is…
Key Points Lay SummaryExtra-ovarian malignancies risk among women with endometriosis
For some time, an association between endometriosis and subsequent cancer risk have been reported. In particular, scientific evidence has shown that endometriosis is linked with risk of certain ovarian cancer subtypes known as clear cell and endometrioid. Since endometriosis is…
Key Points Lay SummaryClonal Proliferation and Cancer Associated Mutations in normal uterine endometrium and endometriosis
Suda et. al., from Niigata University, Japan, has published the article entitled "Clonal Expansion and Diversification of Cancer-Associated Mutations in Endometriosis and Normal Endometrium" in Cell Reports. There are many theories for endometriosis development (retrograde menstruation, coelomic metaplasia, Müllerian remnants),…
Key Points Lay SummarySomatic mutations in iatrogenic endometriosis.
Lac and al., from the Department of Molecular Oncology in BC Cancer Research Center, Vancouver, Canada, planned a retrospective and multinational research to investigate the prevalence of somatic cancer-driver mutations in incisional endometriosis and recently published in the "Journal of Human Reproduction". Their…
Key Points Lay SummaryDrugs targeting estrogen biosynthesis opening up new approaches to the treatment of endometriosis.
Gibson et al., from the Univerity of Edinburgh, UK, take over a new interest about endometriosis occurrence and progress by endometrial tissue intracrinology in their recently online published article in International Journal of Molecular Sciences. The authors summarize the last…
Key Points Lay SummaryVitamin D and Endometriosis
Scientists from Milan, Italy reviewed the effects of vitamin D on the reproductive health, and in particular "endometriosis" in their article which appeared in International Journal of Molecular Sciences. Vitamin D (VD), is a steroid hormone that is activated in…
Key Points Lay SummaryEpigenetic link between endometriosis and cancer
Although endometriosis is considered a benign condition the cellular, histologic, and molecular data strongly demonstrate that endometriosis has neoplastic characteristics. There is strong evidence that endometriosis shares striking features with malignancy like normal tissue dissemination, invasion, and organ damage, as well as new vessel formation (neoangiogenesis). In…
Key Points Lay SummaryLink Between Type of Endometriosis and Cancer
The type of endometriosis a woman has could determine her risk of gynecologic cancer, according to a study published in the journal Obstetrics & Gynecology. This is important because it means that those women who are at a higher risk…
Key Points Lay SummaryManaging of endometriosis and associated ovarian cancer risk
According to a number of studies, endometriosis is associated with moderate increase in ovarian cancer risk. This risk is elevated in subjects with a long-standing history of untreated ovarian endometriosis. Endometriosis is particularly associated with risk for certain histological subtypes…
Key Points Lay SummaryAre there any risk factor associated with the progression of endometriosis to ovarian cancer?
Endometriosis is a disease whereby endometrial glands proliferate outside of the endometrial lining. Apart from causing significant morbidity, It has been found that endometriosis is associated with an increased risk of progression to endometroid and clear cell ovarian cancer. However,…
Key Points Lay SummaryIs the presence of endometriosis associated with a survival benefit in pure ovarian clear cell carcinoma?
Ovarian clear cell carcinoma (OCCC) has been known to be associated with endometriosis for a long time. However, the impact of the presence of endometriosis around the tumor on the prognoses of women with OCCC is still controversial. To shed…
Key Points Lay SummaryWhen Endometriosis Becomes Malignant
Anglesio and Yong recently wrote a review titled “Endometriosis-associated Ovarian Cancers” that was published in Clinical Obstetrics and Gynecology. This review explored the relationship between endometriosis and ovarian cancers. It is important to note that this review is a compilation of…
Key Points Lay SummaryWomen with Endometriosis Should Not Worry About Ovarian Cancer
Kvaskoff, Horne and Missmer recently published an article in The Lancet titled “Informing women with endometriosis about ovarian cancer risk.” This article was written to address the growing concern surrounding the information that women suffering from endometriosis are at increased…
Key Points Lay SummaryIntestinal Endometriosis and Colorectal Cancer versus T4 Colorectal Cancer
Ishii et al. recently published a paper titled “Intestinal endometriosis combined with colorectal cancer: a case series” in the Journal of Medical Case Reports. This case report follows 7 Japanese women who have intestinal endometriosis and colorectal cancer. These women…
Key Points Lay SummaryEFA Medical Conference 2017: "Ovarian Cancer" Presentation by Dr. Jeannine Villella
Dr. Jeannine Villella, the Chair of Gynecologic Oncology in the Department of OBGYN at Lenox Hill, presented at the 2017 EFA Medical Conference. Her presentation was titled “Ovarian Cancer, ” and she discussed the similarities, differences, and links between ovarian…
Key Points Lay SummaryA Potential New Drug for Endometriosis?
A steroid derivative called PBRM could be a new emerging drug to treat endometriosis according to a study by Canadian scientists. In the study that was published in The Journal of Steroid Biochemistry and Molecular Biology, researchers characterized the pharmaceutical…
Key Points Lay SummaryHormonal Contraceptives and the Risk of Breast Cancer
A study titled “Contemporary Hormonal Contraception and the Risk of Breast Cancer” was recently published in The New England Journal of Medicine and was immediately picked up and summarized by many well-known newspapers and broadcasting journals, including but not limited…
Key Points Lay SummaryEndometriosis pathogenesis through the lens of reactive oxygen species
Oxidative stress caused by reactive oxygen species is an essential factor in endometriosis pathogenesis. The harmful effects of reactive oxygen species have been implicated in many diseases, although the multiple biological changes caused is unclear especially in endometriosis. The article…
Key Points Lay SummaryEFA Medical Conference 2017: “Literature Review, Our Data, and Case Presentations” by Dr. Karli Goldstein
Dr. Karli Goldstein started her presentation with a brief literature review on the relationship between endometriosis and breast cancer. She focused on a research article by Dr. Spandidos and colleagues, which was the first epidemiological study that examined the possible…
Key Points Lay SummaryEFA Medical Conference 2017: "Prophylactic Mastectomy and Breast Reconstruction" Presentation by Dr. Oren Lerman
Dr. Oren Lerman, a plastic and reconstructive surgeon at Lenox Hill Hospital in New York City, described the reconstructive options of a woman who has been or is going to go through a mastectomy (removal of breast tissues) whether it…
Key Points Lay SummaryEFA Medical Conference 2017: "Cells Are the New Cure" Presentation by Dr. Max Gomez
Dr. Max Gomez is an award-winning broadcast journalist, CBS News Medical Correspondent, and a presenter at the EFA 2017 Medical Conference. Dr. Gomez’s presentation was titled “Cells Are the New Cure: The Cutting-Edge Medical Breakthroughs That Are Transforming Our Health.”…
Key Points Lay SummaryEFA Medical Conference 2017: "The Environmental Risks of Breast Cancer" Presentation by Dr. Marisa Weiss
The second speaker in the subsection of the conference titled “Estrogen from Inflammation to Cancer: A Distant Link?” was Dr. Marisa Weiss and she gave a presentation titled “The Environmental Risks of Breast Cancer: Common Ground with Endometriosis.” Dr. Weiss…
Key Points Lay SummaryEFA Medical Conference 2017: Welcome Presentation by Dr. Tamer Seckin
The first part of the Endometriosis Foundation of America’s 2017 Medical Conference delved into the mission and history of the Endometriosis Foundation of America. The first presenter was Dr. Tamer Seckin, a renowned surgeon, and gynecologist who is also the…
Key Points Lay SummaryEstrogen Receptor-β in Women’s Health
Since the discovery of estrogen receptor (ER), there has been a vast number of studies regarding its functions in cellular and physiological processes. The identification of estrogen receptor-β (ERβ), a second receptor, resulted in a much more complex understanding of the…
Key Points Lay SummaryAn update of estrogen receptors on human disease
Estrogens and its receptors influence numerous human physiological processes. Two estrogen receptors exist, including estrogen receptor α (ERα) and ERβ. Hence, it is essential to elucidate the functions of these receptors in healthy and diseased states. This is particularly important…
Key Points Lay SummaryEndometriosis Does Not Increase Overall Risk of Breast Cancer, Study Finds
Endometriosis is not associated with the overall risk of breast cancer, according to a study published in the journal Obstetrics & Gynecology. The condition may, however, be significantly associated with an increased risk of breast tumors that express estrogen receptors (ER)…
Key Points Lay SummaryIs there a risk of developing breast cancer for women with endometriosis?
Understanding the interplay between the development of breast cancer and the presence of endometriosis and vice versa is complex since many risk factors including hormone or genetic variations and medical treatments have a role in each disease process. Thus, parsing…
Key Points Lay SummaryEndometriosis linked with increased risk of cancer and frequency of future surgical procedures
The purpose of this data research was to determine how women with endometriosis might be predisposed to other medical conditions later on in their lives. In order to determine if endometriosis affected health outcomes, a group of Scottish researchers collected…
Key Points Lay SummaryIs there any association between menstrual pain and ovarian cancer?
Inflammation may be important in ovarian carcinogenesis. Epidemiological studies show that inflammatory conditions such as endometriosis and pelvic inflammatory disease have been associated with an increased risk of ovarian cancer, while regular use of non-steroidal anti-inflammatory drugs has reduced associated…
Key Points Lay SummaryNew Approach could help Preoperative Differentiation of Endometriosis and Cancer
Researchers in Japan identified some radiological parameters that could be used to differentiate between endometriosis-associated ovarian cancer (EAOC) and a particular type of benign ovarian endometriosis (OE), making it easier for doctors to offer the right treatment to women who…
Key Points Lay SummaryDoes endometriosis increase skin cancer risk?
Two major types of skin cancer are melanoma, which is the least frequent type but with highest metastatic potential; and non-melanoma skin cancers which include basal cell carcinoma and squamous cell carcinoma. Several risk factors are identified for skin cancer…
Key Points Lay SummaryEndometriosis and Ovarian Cancer Risk
Ovarian cancer prevalence in women with endometriosis is higher than the general population. It is often hypothesized that endometriosis-associated malignancies can occur from ovarian endometrioma. This systematic review by Taniguchi highlighted new insights on the relationship between endometriosis and ovarian…
Key Points Lay SummaryEndometriosis : A Whole Body Disease
Endometriosis is a disease that impacts multiple parts of an individual’s body. Seminars in Reproductive Medicine recently published a paper by Alderman III et al. entitled “The Systemic Effects of Endometriosis” explores the various comorbidities that can affect individuals suffering…
Key Points Lay SummaryIs it Estrogen that Regulates Endometriosis Pain?
Endometriosis-associated pain is a debilitating condition; however, it is surprising that the perceived pain has no correlation to the endometriosis extent. The mechanism that causes the pain is also poorly understood. Nerve growth factor is enhanced in endometriosis and may increase…
Key Points Lay SummaryMutations Associated with Cancer Were Identified in "Endometriosis without Cancer"
Lesions in deep infiltrating endometriosis harbor genetic mutations that are associated with cancer, found a study published in the New England Journal of Medicine. The authors believe that this new discovery may help to distinguish between aggressive and non-aggressive forms of…
Lay SummaryUnexpected "cancer-related" mutations in "non-cancerous" endometriosis: Do they predict aggressiveness?
A study supported by Endometriosis Foundation of America, reported by scientists from Johns Hopkins Medicine (Baltimore, USA) and the University of British Columbia (Vancouver, Canada) have identified the molecular alterations of deep infiltrating endometriosis trough a wide exome sequencing (protein-coding genetic alphabet…
Key Points Lay SummaryGenetic Variations May Link Risk of Endometriosis and Ovarian Cancer
Variations in a gene called HNF1B could be linked to the risk of endometriosis, according to a study published in the medical journal Gynecologic Oncology. Previous studies had identified the same genetic variation as a risk factor for ovarian cancer.…
Lay SummaryIncreased Oxidative Stress in Endometriosis may Be Linked to Higher Risk of Ovarian Cancer
In the study that was published in the scientific journal Translational Oncogenomics, a group of researchers led by Dr. Hariyono Winarto from the Universitas Indonesia in Jakarta identified increased oxidative stress as one of the causes that might explain the…
Lay SummaryLaparoscopic Hysterectomy as Effective as Total Abdominal Hysterectomy, Study Suggests
Laparoscopic hysterectomy, a minimally invasive surgical procedure that is used to remove the uterus, results in similar rates of disease-free survival among women with stage 1 endometrial cancer as the standard abdominal hysterectomy, showed a study published in The Journal…
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