October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
7 citations
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January 2022 in “Case Reports in Endocrinology” Ovarian hyperthecosis can cause symptoms even with normal testosterone levels, and surgery can improve these symptoms.
October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
October 2024 in “Journal of the Endocrine Society” Bilateral salpingo-oophorectomy resolved hyperandrogenism in a postmenopausal woman with rare ovarian tumors.
November 2022 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone and excess hair in a woman, which was resolved after tumor removal.
17 citations
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February 2003 in “Australasian Journal of Dermatology” Hair loss in postmenopausal woman caused by ovarian issue.
November 2022 in “Journal of the Endocrine Society” Removing the ovarian tumor improved the woman's hormonal symptoms.
4 citations
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December 2012 in “Arquivos Brasileiros De Endocrinologia E Metabologia” A postmenopausal woman's masculine symptoms improved after surgery for a hormone-producing ovarian tumor.
November 2025 in “Journal of Rangpur Medical College” Oligomenorrhea is the strongest predictor of PCOS severity.
1 citations
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July 2025 in “Journal of Chemical Biological and Physical Sciences” Women with PCOS have shorter reproductive periods and higher infertility rates compared to healthy women.
November 2022 in “Journal of the Endocrine Society” A woman's masculine features were caused by a rare ovarian tumor that produced male hormones.
2 citations
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January 2016 in “Journal of Steroids & Hormonal Science” Women with PCOS and polycystic ovaries have higher male hormone levels and more insulin resistance, especially if they are overweight.
January 2021 in “Case Reports” A 71-year-old woman developed male-like features due to high testosterone levels caused by a benign ovarian tumor, which was successfully removed by surgery.
69 citations
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September 2006 in “Human Reproduction” Women with PCOS have fewer activated T cells in their ovarian follicles, which might affect fertility.
December 2020 in “Research Square (Research Square)” 150 kHz Electromagnetic Radiation seems to reduce the number and size of ovarian cysts in rats with PCOS, with minimal changes in developing follicles.
October 2024 in “Journal of the Endocrine Society” Ovarian stromal hyperplasia can cause high testosterone in postmenopausal women and is treated by removing the ovaries.
April 2020 in “International journal of reproduction, contraception, obstetrics and gynecology” A postmenopausal woman with hair loss and hirsutism improved after surgery to remove an ovarian tumor.
22 citations
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February 2014 in “Arquivos Brasileiros De Endocrinologia E Metabologia” An 81-year-old woman's severe male hormone symptoms were caused by an ovarian tumor, which was treated with surgery.
7 citations
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October 2017 in “Journal of exotic pet medicine” A guinea pig with ovarian cysts had a uterine infection and abnormal uterus lining due to a piece of hay inside it.
July 2025 in “Indus journal of bioscience research.” Women with PCOS have distinct clinical and hormonal differences, requiring thorough evaluation for proper diagnosis and management.
53 citations
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April 2016 in “PubMed”
May 2021 in “Journal of the Endocrine Society” A woman's severe hormone imbalance after menopause led to finding a rare ovarian tumor, treated by surgery.
A thorough diagnostic process and teamwork are crucial for managing complex hyperandrogenism in postmenopausal women.
October 2024 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone in a postmenopausal woman, resolved by surgery.
278 citations
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August 2004 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” Polycystic ovaries are defined by having 12 or more small follicles in each ovary and are found in up to 33% of women, while Polycystic Ovary Syndrome (PCOS) is the most common hormone disorder in women of reproductive age, potentially increasing risk of obesity, diabetes, and heart diseases.
2 citations
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February 2021 in “Endocrinology, diabetes & metabolism case reports” A teenage girl had both a rare ovarian tumor and a severe form of polycystic ovarian syndrome.
August 2013 in “Fertility and Sterility” High levels of fatty acids are linked to increased androgen production and inflammation in women with PCOS, which may affect IVF outcomes.
November 2020 in “AACE clinical case reports” A woman's severe male hormone excess was caused by a small, hard-to-find ovarian tumor.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor that produced testosterone caused a blood clot in the lungs and increased red blood cells in a woman.
6 citations
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October 2018 in “Endocrinology” Prenatally androgenized ewes can model increased hair diameter in women with PCOS.