June 2019 in “Journal of Akhtar Saeed Medical & Dental College” Prolactin levels are higher in women with hirsutism but don't relate to its severity.
1 citations
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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.
173 citations
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November 2004 in “Seminars in Reproductive Medicine” Adrenarche increases adrenal androgens around age 6, affecting hair growth and development.
November 2018 in “Endocrine Abstracts” A woman's high testosterone levels were caused by a rare ovarian tumor, not the initially diagnosed condition.
7 citations
,
March 2012 in “Journal of Investigative Dermatology” Some thymic peptides can increase human hair growth, while others may inhibit it.
37 citations
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June 2011 in “Pediatrics in Review” Puberty is driven by hormonal changes, mainly influenced by genetics, nutrition, and body fat.
October 2024 in “Journal of the Endocrine Society” Hirsutism in young girls can have causes other than PCOS, so diagnoses should be reassessed if treatments don't work.
December 2024 in “Turkish Society of Clinical Biochemistry” Higher BPA levels may be linked to idiopathic hyperandrogenemia in women.
27 citations
,
November 2000 in “Journal of Veterinary Medicine Series B” Iodine deficiency in lambs causes poor growth, less wool, and delayed sexual maturity.
January 1996 in “Springer eBooks”
40 citations
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April 2014 in “Genes & Development” Hormones during pregnancy and lactation keep skin stem cells inactive, preventing hair growth.
5 citations
,
December 2018 in “Annals of plastic surgery” Some burn patients grew extra hair in areas treated with pressure garments or silicone.
134 citations
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January 2010 in “Biomedical research” Low oxygen conditions increase the hair-growing effects of substances from fat-derived stem cells by boosting growth factor release.
January 2007 in “Linchuang pifuke zazhi” HIF-1α in fibroblasts boosts hair growth and health.
7 citations
,
July 2004 in “Endocrine practice” Acromegaly can be hard to diagnose in young women with atypical symptoms, and persistent high phosphate levels should lead to growth hormone testing.
16 citations
,
August 1989 in “Human Reproduction” Hirsutism in females is caused by high male hormones or sensitive hair follicles.
17 citations
,
March 2006 in “Journal of Cosmetic Dermatology” Hormonal changes during and after pregnancy can cause hair growth changes and hair loss, with treatments available for some conditions.
14 citations
,
June 2015 in “Toxicology and Industrial Health” Low doses of BPA can increase prostate growth and change hormone levels in adult rats.
16 citations
,
September 2022 in “Cold Spring Harbor Perspectives in Biology” Wound healing can potentially regrow hair and aid in hair loss treatments.
24 citations
,
May 1951 in “Endocrinology” Adrenocorticotropic hormone inhibits growth and affects body composition in male rats.
128 citations
,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
July 2024 in “Journal of Investigative Dermatology” TGF-β signaling is essential for new hair growth after a wound.
20 citations
,
August 2020 in “Scientific Reports” Low-dose bisphenol A increases prostate size in rats by affecting certain enzymes.
Hirsutism is excessive male-pattern hair growth in women, often treated cosmetically or with hormone therapy if contraception is also desired.
37 citations
,
June 1996 in “Journal of cellular physiology” Retinoic acid, glucocorticoids, and IGF1 increase IGFBP-3 production in human dermal papilla cells, affecting hair growth.
1 citations
,
February 2017 in “Journal of gynecology and womens health” The document concluded that more research is needed to understand how estrogen affects the enzyme involved in hirsutism development.
March 2023 in “European journal of internal medicine” The patient's long-term symptoms were due to Sheehan's syndrome, which improved with hormone therapy.
January 2024 in “World Journal of Biology Pharmacy and Health Sciences” High prolactin and low vitamin D levels may be linked to hair loss in women.
January 2015 in “DSpace@MIT (Massachusetts Institute of Technology)” PHGDH promotes cancer growth by aiding cell proliferation and tumor progression.
November 2023 in “JCEM Case Reports” A postmenopausal woman's excess male hormone symptoms improved after her ovaries were removed.