Intrinsic Potential Factors in Retrograde Menstruation

Intrinsic Potential Factors in Retrograde Menstruation By Hakan Kula

The mechanistic model of endometriosis pathogenesis suggests that anatomical factors promoting retrograde menstruation are crucial and biologically sound. This model is supported by the strong link between obstructive Müllerian anomalies and endometriosis, indicating a causal relationship between the amount of…

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Retrograde Menstruation Theory Through Müllerian Anomalies

Retrograde Menstruation Theory Through Müllerian Anomalies By Selma Oransay

The pathogenesis of endometriosis is still under debate. Sampson also described this condition as "developmentally misplaced endometrial tissue" in 1925.  To evaluate the theories of pathogenesis, Vercellini et al. from the Academic Center for Research on Adenomyosis and Endometriosis at…

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Any link between endometriosis and neonatal uterine bleeding?

Any link between endometriosis and neonatal uterine bleeding? By Selma Oransay

A Medline search using the keywords " neonatal uterine bleeding," " pathophysiology," and "premenarche" was made by Dr. Habiba et al. from the Department of Health Sciences, University of Leicester, Leicester, UK. A total of 2264 articles were collected, and…

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Reviewing all you want to know on endometriosis !

Reviewing all you want to know on endometriosis ! By Nasuhi Engin Aydin

Academicians from the International University of Sarajevo, Bosnia, and Lincoln Medical School, UK have written a comprehensive updated review on endometriosis covering many aspects of endometriosis and published their paper as an open-access manuscript in the journal “Pathology-Research and Practice”. …

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Sexual activity during menstruation: Any impact on endometriosis development?

Sexual activity during menstruation: Any impact on endometriosis development? By Eylül GÜN

Retrograde menstruation is among the theories for the etiology of endometriosis and there is a hypothesis that sexual activity during menstruation could potentially increase retrograde menstruation, leading to the implantation of endometrial tissue in other areas and consequently increasing the…

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Why Do Some Women Develop Endometriosis While Other Don’t?

Why Do Some Women Develop Endometriosis While Other Don’t? By Özge Özkaya

Chemotaxis by natural killer cells as well as cytotoxicity is significantly decreased in the peritoneal cavity of women with endometriosis, according to a new study published in the American Journal of Reproductive Immunology. This means that antigens that enter the…

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Endometriotic mesenchymal stem cells may promote endometriosis

Endometriotic mesenchymal stem cells may promote endometriosis By Yu Yu

The cause of endometriosis is still debatable. Many researchers have accepted that retrograde menstruation, where the endometrial fragments released during menstruation attach and colonize the ectopic locations, is the most plausible reason. However, the numbers just do not add up.…

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Fallopian tubes and endometriosis

Fallopian tubes and endometriosis By Selma Oransay

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.…

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Endometriosis by Race

Endometriosis by Race By Hale Goksever Celik

Endometriosis is usually diagnosed in reproductive-aged women with an incidence of approximately 10%. The most common presenting symptoms are dysmenorrhea, dyspareunia, chronic pelvic pain, and infertility in patients with endometriosis. Some risk factors have been identified for the development of…

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Defective “ferroptosis”: a new pathogenetic explanation of endometriosis

Defective “ferroptosis”: a new pathogenetic explanation of endometriosis By Nasuhi Engin Aydin

Dr. Ng and associates from Tufts University School of Medicine, Boston, USA made a comprehensive review of the role of the iron element in the development of endometriotic lesions. Though iron element is essential for cell survival, and its deficiency is important…

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Endometrial single cells to contribute preexisting endometriosis.

Endometrial single cells to contribute preexisting endometriosis. By Dr. Youngran Park

Endometriosis is an estrogen-dependent inflammatory disease. This disease affects approximately 10% of reproductive-aged women and 20% to 50% of infertile women. Multiple hypotheses have been proposed for the origin of endometriosis. Retrograde menstruation is believed to take part by the…

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A Brief Review of Endometriosis

A Brief Review of Endometriosis By Timur Seckin

Endometriosis is a common disease among women of reproductive age. It is more frequently seen among women without prior pregnancies, women with a family history of endometriosis, and women with abnormal menstrual periods. Peiris et al., researchers from the United…

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Menstrual Effluent Can Change the Future of Endometriosis

Menstrual Effluent Can Change the Future of Endometriosis By Kasthuri Nair

During Endometriosis Awareness Month, Warren et al. published a paper entitled “Analysis of menstrual effluent: diagnostic potential for endometriosis” in Molecular Medicine. This paper relies heavily on the theory of retrograde menstruation, where menstrual effluent flows into the peritoneal cavity.…

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