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.
12 citations,
January 2009 in “Gynecological Endocrinology” A postmenopausal woman's hair loss and excess hair growth improved after surgery for ovarian hyperthecosis.
13 citations,
December 2018 in “Development, Growth & Differentiation” Sex hormones, especially estradiol, can change chicken feather shapes and colors.
5 citations,
October 2013 in “Endocrine” Blood tests can detect ovarian Leydig cell tumors when scans don't, and surgery can confirm and treat these tumors.
19 citations,
February 2012 in “International Journal of Urology” In Japan, sex reassignment surgery for gender identity disorder faces challenges and needs better medical support and education.
130 citations,
September 1990 in “Journal of the American Academy of Dermatology” Flutamide effectively reduced excessive hair growth and improved related symptoms in hirsutism patients without significant side effects.
68 citations,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
27 citations,
February 2020 in “Journal of Cardiovascular Translational Research” Women generally handle heart enlargement better than men, but it's riskier for them if it occurs; hormones like estrogen offer some protection.
22 citations,
January 2015 in “The Cochrane library” DHEA may help with sexual function when used intravaginally by menopausal women but is similar to hormone therapy in other aspects and might cause more side effects like acne and hair loss.
16 citations,
December 2010 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Normal levels for certain hormones in Chinese women of reproductive age were identified.
10 citations,
December 2019 in “in Vivo” Testosterone makes the connections in the uterus lining simpler and lowers certain protein levels, which might lead to infertility.
8 citations,
January 1996 in “Gynecological Endocrinology” Cyproterone acetate is the preferred treatment for women's hyperandrogenism when estrogen/progestogen use is safe.
5 citations,
October 2018 in “Sains Malaysiana” Testosterone reduces key molecules needed for early pregnancy in rats.
88 citations,
September 2003 in “Clinical endocrinology” Hormone treatment for transsexual individuals is effective but carries risks like thromboembolic events and mood changes, with most side effects being minor and reversible.
6 citations,
April 2019 in “Endocrinology and Metabolism Clinics of North America” Testosterone therapy for transmasculine individuals is generally safe with medical supervision, improves mental health, and has mixed effects on physical health.
451 citations,
March 2005 in “Endocrine Reviews” The enzyme steroid sulfatase is linked to breast cancer and other conditions, and inhibitors are being developed for treatment.
403 citations,
November 2005 in “Journal of Endocrinology” Dehydroepiandrosterone (DHEA) is a prohormone important for producing sex steroids and has potential health benefits.
282 citations,
October 2006 in “The Journal of Clinical Endocrinology and Metabolism” The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.
125 citations,
August 2020 in “Frontiers in Immunology” Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.
61 citations,
January 2017 in “Human Reproduction Open” The review recommends hormone replacement therapy for women with premature ovarian insufficiency to manage symptoms and protect health, with specific approaches for different groups.
45 citations,
March 2015 in “Clinical Endocrinology” Testosterone therapy is generally safe for transmen, improves sexual function, and has manageable health risks with proper monitoring.
36 citations,
October 2016 in “Bone” A male with aromatase deficiency improved bone health with estradiol treatment.
34 citations,
October 2011 in “Pathology Research International” Behçet's Disease may be caused by genetic and environmental factors leading to abnormal immune responses, and stress management and new treatments could improve patient outcomes.
30 citations,
December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
28 citations,
May 2015 in “Addiction Biology” Prenatal stress changes how male and female rats enjoy rewards differently, linked to sex hormones.
7 citations,
January 2022 in “Animal Reproduction” Using rodents for research shows that health problems in the womb can cause diseases later in life.
7 citations,
January 2019 in “Headache” Hormone therapy may increase migraines in transgender women and decrease them in transgender men; more research is needed on migraine management in transgender individuals.
7 citations,
March 2011 in “Expert Opinion on Drug Safety” Exemestane is effective and safe for treating certain breast cancers, with mild side effects, but needs more research on long-term effects.
6 citations,
January 2013 Hyperadrenocorticism in ferrets is linked to neutering and indoor housing, and is best treated with surgery and a deslorelin implant.
Different drugs are used to manage breeding, prevent or end pregnancy, and treat reproductive issues in dogs and cats.