49 citations
,
April 1997 in “Human reproduction” Hormone therapy for excessive hair growth is as good with GnRHa as with high-dose CPA, but GnRHa has longer-lasting results.
September 2008 in “Fertility and Sterility” Exposure to fatty acids significantly increased androgen levels in female dogs, suggesting a link to conditions like insulin resistance and PCOS.
January 2026 in “Hormones and Behavior” Pregnancy affects fear memory and brain activity in female rats.
November 2014 in “Clinical Neurophysiology” High doses of progesterone can reduce seizures in mice.
February 2021 in “Endocrinology, diabetes & metabolism case reports” A postmenopausal woman's excessive hair growth and hair loss were due to a non-cancerous ovarian condition, treated successfully with surgery.
December 2015 in “OPAL (Open@LaTrobe) (La Trobe University)” Estrogen speeds up hair follicle cell death, causing early hair growth cycle changes, but only if a specific receptor is present.
January 2026 in “Brazilian Journal of Development” Early diagnosis and surgery can improve symptoms of ovarian hyperthecosis in postmenopausal women.
30 citations
,
February 2003 in “Annals of Neurology” Progesterone and related compounds may help control seizures linked to the menstrual cycle but have limitations that need addressing.
October 2025 in “Journal of Obstetric and Gynaecological Practices POGS” 
42 citations
,
July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
January 2022 in “Kafkas Universitesi Veteriner Fakultesi Dergisi” The research improved understanding of twin births and fertility in Tibetan sheep, helping animal farming.
1 citations
,
April 2015 in “The FASEB Journal” Blocking androgens in male rats increased estrogen and made them more active.
25 citations
,
September 1977 in “Journal of Toxicology and Environmental Health” High doses of some contraceptive steroids cause health issues in dogs, but their relevance to humans is unclear.
4 citations
,
August 2021 in “Theriogenology” Neurosteroids play a key role in controlling the brain-adrenal gland activity in pregnant sheep, both in normal and stressful situations.
62 citations
,
August 2018 in “Frontiers in Endocrinology” Androgens are important for normal ovarian function and estrogen production, but may not be the main cause of follicle death.
A 73-year-old woman's unusual hair loss and growth led to the discovery of a rare condition causing too much testosterone, which improved after her ovaries were removed.
May 2025 in “Journal of the ASEAN Federation of Endocrine Societies” A woman's increased hair growth during pregnancy due to PCOS resolved after delivery.
82 citations
,
May 2016 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” The conclusion is that managing androgen excess requires long-term treatment, including hormonal contraceptives and androgen blockers, with follow-up after six months.
9 citations
,
December 1987 in “European journal of endocrinology” The treatment significantly reduced hair growth and male hormone levels in hirsute women.
1 citations
,
January 2018 in “Journal of Gynecologic Surgery” Removing both ovaries can treat increased testosterone and related symptoms in postmenopausal women with ovarian hyperthecosis.
14 citations
,
January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
October 2025 in “Česká gynekologie” Hyperprolactinemia is the most common cause of secondary amenorrhea, followed by drug use.
November 2022 in “Journal of the Endocrine Society” Removing the ovarian tumor improved the woman's hormonal symptoms.
April 2019 in “Journal of the Endocrine Society” A woman's severe insulin resistance improved with treatment, but she still had high testosterone levels due to ovarian issues.
55 citations
,
August 2009 in “Journal of Feline Medicine and Surgery” Cats with adrenal tumors may have both hyperaldosteronism and hyperprogesteronism.
14 citations
,
January 1980 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Both treatments reduced androgen levels and hair growth in women with hirsutism.
15 citations
,
May 1986 in “Journal of the American Veterinary Medical Association” Castration helped a dog with a tumor and hair loss by normalizing hormone levels and regrowing hair.
May 2026 in “Annals of Internal Medicine Clinical Cases” A postmenopausal woman with androgenic alopecia and hirsutism was found to have a Leydig cell tumor despite normal imaging, as indicated by elevated testosterone levels. Surgical removal of the tumor led to hormonal normalization and clinical improvement, highlighting the diagnostic challenge of detecting occult androgen-secreting tumors in postmenopausal women. This case emphasizes the importance of considering Leydig cell tumors in the differential diagnosis of postmenopausal hyperandrogenism, even when imaging does not reveal abnormalities.
7 citations
,
January 2001 in “Annales de zootechnie” Melatonin treatment increases wool production and improves fiber quality in angora rabbits.
1 citations
,
March 2005 in “Zentralblatt für Gynäkologie” A postmenopausal woman had high testosterone from her right adrenal gland, leading to recommended surgery.