7 citations
,
May 2019 in “Journal of the Formosan Medical Association” HSD3B1 gene variant and being overweight linked to hair loss in women with polycystic ovary syndrome.
September 2021 in “Journal of pharmaceutical research international” The conclusion is that hirsutism is strongly linked to PCOS and higher levels of certain hormones, but not to DHEAS, prolactin, cortisol, or TSH.
May 2017 in “Journal of the American Academy of Dermatology” Monilethrix is a rare, inherited condition causing fragile hair and hair loss, with no cure but some treatments may help.
3 citations
,
January 2020 in “Acta Dermato Venereologica” Netherton Syndrome can cause severe skin lesions in rare cases.
August 2022 in “Frontiers in genetics” A new genetic change in the DSC3 gene is linked to a rare condition causing hair loss and skin blisters in a child.
9 citations
,
April 2024 in “Cureus” Vogt-Koyanagi-Harada disease affects vision and skin, mainly in people with darker skin, and is treated with steroids and immunosuppressants.
3 citations
,
March 2016 in “Experimental Dermatology” A mutation in the hairless gene speeds up severe itchy skin in mice on a special diet.
18 citations
,
June 2014 in “Anais Brasileiros de Dermatologia” Clouston Syndrome can be linked to rare sweat gland tumors.
1 citations
,
January 2021 in “Dermatology Review” A young man developed a rare, bilateral scalp condition after head trauma, causing hair loss but no neurological or eye issues.
5 citations
,
March 2005 in “Journal of The American Academy of Dermatology” 12 citations
,
May 2009 in “Ophthalmic plastic and reconstructive surgery” Multiple pilomatrixoma may indicate Turner syndrome.
46 citations
,
August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
26 citations
,
September 1969 in “The American journal of medicine” Cronkhite-Canada Syndrome often leads to death within 6-18 months.
7 citations
,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
69 citations
,
May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
3 citations
,
January 2021 in “touchREVIEWS in Endocrinology” Surgery removed an ovarian tumor, improving her symptoms and normalizing testosterone levels.
25 citations
,
May 1995 in “Journal of the American Academy of Dermatology” Erythromelanosis follicularis faciei can also affect women, though it's rare.
July 2025 in “Journal of Investigative Dermatology” Reduced AhR signaling in HS tunnels leads to persistent inflammation and microbial imbalance.
June 2021 in “International journal of research in dermatology” Shaving and avoiding brushing improved the patient's beard hair condition.
33 citations
,
September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
January 2025 in “Journal of Clinical Medicine” PCOS is the most common cause of hirsutism, and personalized treatment is important.
2 citations
,
August 1993 in “Archives of Dermatology” A 39-year-old woman developed uncombable hair syndrome after taking oral contraceptives.
14 citations
,
August 2004 in “Veterinary Dermatology” The horse had a rare type of hair loss caused by immune cells attacking hair follicles.
59 citations
,
January 2010 in “International Journal of Pediatric Endocrinology” NonClassic Congenital Adrenal Hyperplasia is a less severe form of a genetic disorder affecting adrenal gland function.
17 citations
,
August 2012 in “Journal of Medical Genetics” A new mutation in the XEDAR gene might cause a rare skin condition called hypohidrotic ectodermal dysplasia.
May 2018 in “The journal of immunology/The Journal of immunology” Mutations in the FOXN1 gene cause severe immune issues but don't affect hair and nails.
8 citations
,
October 2012 in “Transgenic Research” Overexpressing the human H-ferritin gene in mice causes mild growth delay and temporary hair loss.
10 citations
,
November 2018 in “The Italian Journal of Pediatrics/Italian journal of pediatrics” Early diagnosis of Trichorhinophalangeal syndrome type 1 is crucial for treatment and was achieved through clinical examination and family history.
April 2016 in “Journal of Investigative Dermatology” Iron deficiency causes hair loss by affecting hair differentiation and cycling.
November 2022 in “Journal of Investigative Dermatology” Growth hormone-releasing hormone (GHRH) boosts hair growth and human scalp hair follicles have their own growth hormone system.