69 citations
,
September 2006 in “Human Reproduction” Women with PCOS have fewer activated T cells in their ovarian follicles, which might affect fertility.
31 citations
,
June 2022 in “Stem Cell Research & Therapy” CD146 + mesenchymal stem cells are more effective for treating premature ovarian failure.
4 citations
,
March 2021 in “Case Reports” A woman's excessive hair growth and masculine features were due to a rare benign ovarian tumor and endometrial cancer, which improved after surgery.
1 citations
,
February 2016 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” An 84-year-old woman's hair loss was due to a rare condition called Leydig cell hyperplasia, which was treated with surgery.
5 citations
,
January 2017 in “Acta Endocrinologica” High androgen levels in postmenopausal women may suggest an ovarian tumor, and removing it can improve heart and metabolic health.
12 citations
,
March 2018 in “Medicine” A postmenopausal woman's hirsutism and high testosterone levels improved after surgery for an ovarian tumor not seen on ultrasound.
11 citations
,
November 2006 in “Journal of Veterinary Diagnostic Investigation” An alpaca acted like a male and couldn't have babies because of a benign tumor in its ovary that caused high testosterone levels.
10 citations
,
May 2009 in “Cases Journal” A woman's masculine symptoms were caused by an ovarian tumor, which improved after surgery.
5 citations
,
November 2018 in “Journal of Obstetrics and Gynaecology” Ovarian Leydig cell tumors are hard to diagnose with just advanced imaging; expert ultrasound and clinical evaluation are essential.
October 2023 in “Clinical case reports” A woman's male-pattern facial hair growth was caused by a rare malignant ovarian tumor that was difficult to diagnose and treat.
October 2023 in “Journal of the Endocrine Society” A woman's increased facial hair and hair loss were caused by a rare ovarian tumor, cured by surgery.
22 citations
,
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.
2 citations
,
July 2023 in “AACE Clinical Case Reports” Ovarian vein sampling can effectively locate ovarian tumors when imaging is unclear.
May 2025 in “Journal of the ASEAN Federation of Endocrine Societies” Postmenopausal women with unusual hair growth should be checked for ovarian tumors.
November 2022 in “Journal of the Endocrine Society” A woman's masculine symptoms were caused by a rare tumor in her left ovary, which was found using a special blood test.
May 2021 in “Journal of the Endocrine Society” A woman with a rare ovarian tumor and hyperparathyroidism improved after surgery, highlighting the need for reporting unusual cases to understand and manage rare diseases.
December 2020 in “Research Square (Research Square)” Rare ovarian tumors can cause increased male hormones in postmenopausal women; surgery is an effective treatment.
9 citations
,
January 2007 in “Endocrine Practice” A woman's male-like symptoms and high testosterone were due to ovarian hilus-cell hyperplasia, which improved after surgery.
2 citations
,
November 2019 in “Case reports in women's health” Ovarian vein sampling helped diagnose rare ovarian tumors causing high testosterone, and surgery to remove the tumors lowered the testosterone levels.
March 2026 in “JCEM Case Reports” Surgery removed ovarian tumors, normalizing testosterone and improving symptoms.
June 2025 in “Journal of Ovarian Research” Accurate diagnosis is crucial to distinguish between PCOS and rare ovarian tumors in teens with similar symptoms.
December 2022 in “Journal of Medical Case Reports” A 20-year-old woman was found to have a rare ovarian tumor causing symptoms like acne and a low-pitched voice, which disappeared after the tumor was removed.
December 2021 in “Aegean journal of obstetrics and gynecology” A woman's male-like physical changes were caused by two rare ovarian conditions.
1 citations
,
August 2022 in “Case Reports” A rare ovarian tumor caused high testosterone, hair loss, and missed periods, but surgery fixed these issues and led to pregnancy.
October 2024 in “Journal of the Endocrine Society” Surgical removal of a rare ovarian tumor improved symptoms and hormone levels in a postmenopausal woman.
October 2024 in “Journal of the Endocrine Society” Ovarian steroid cell tumors can mimic adrenal hyperplasia, and surgery can normalize hormone levels.
October 2024 in “Journal of the Endocrine Society” Early detection of ovarian steroid cell tumors is crucial to prevent lasting symptoms.
7 citations
,
October 2019 in “Case reports in endocrinology” A young woman's symptoms suggested PCOS, but tests and surgery confirmed and treated a rare ovarian tumor, resolving her condition.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
November 2022 in “Journal of the Endocrine Society” A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.