July 2001 in “Pediatrics in review” The girl's increased hair growth and other symptoms were due to a hormone-secreting ovarian tumor, which was successfully treated with surgery.
May 2025 in “Dermatology Reports” A genetic mutation in the LIPH gene causes a rare hair disorder with sparse, curly hair.
2 citations
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September 2020 in “International Journal of Molecular Sciences” Removing certain hair follicle stem cells worsens skin reactions to allergens.
30 citations
,
April 1997 in “European journal of endocrinology” The document concludes that managing hirsutism involves identifying the cause, using a scoring system for severity, combining cosmetic and medical treatments, encouraging weight loss, and providing psychological support, while noting the need for more research on drug treatments.
1 citations
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April 2016 in “Journal of The American Academy of Dermatology” People with allergies or high eosinophil levels have a higher chance of severe hair loss from alopecia areata, and sudden hair loss can indicate chronic graft-versus-host disease.
4 citations
,
April 2018 in “The journal of pediatrics/The Journal of pediatrics” A 6-year-old girl's inability to grow her hair long was due to Loose Anagen Hair Syndrome, which causes hair to shed easily and may improve with age.
3 citations
,
January 2025 in “动物学研究” The gene GJA1 is important for regulating coarse hair density in goats.
January 2022 in “Open Journal of Endocrine and Metabolic Diseases” Hirsute women have higher testosterone, cholesterol, and glucose levels.
January 2026 in “Figshare” January 2026 in “Figshare” April 2019 in “Journal of the Endocrine Society” Glucocorticoid treatment lowered androgen levels but didn't improve hirsutism or ovulation and caused weight gain.
16 citations
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March 2017 in “Bone Marrow Transplantation” Some children who had stem cell transplants developed permanent hair loss, especially when treated with a drug called busulphan.
August 2014 in “Journal of clinical & experimental dermatology research” Platelet-released growth factors can treat hair loss by activating hair follicle stem cells, blocking certain pathways, and controlling inflammation and fibrosis.
2 citations
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May 2006 in “Archives of Pathology & Laboratory Medicine” Early recognition of skin lesions in Birt-Hogg-Dubé syndrome is crucial for detecting renal tumors early.
11 citations
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September 2010 in “American Journal of Medical Genetics - Part A” A Turkish family with sparse hair and eyebrow loss has a mutation in the U2HR gene linked to Marie Unna hereditary hypotrichosis.
April 2022 in “Microbiology and Immunology” A specific DNA pattern in Malassezia restricta may be linked to hair loss in men.
July 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” Examining Survivin levels may help understand premature greying of hair.
1 citations
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April 2016 in “Journal of The American Academy of Dermatology” The study concludes that Loose Anagen Hair Syndrome is a benign condition that usually improves with age but can be hard to diagnose and stressful for the family.
9 citations
,
January 2011 in “EXPERIMENTAL ANIMALS” A new rat strain with a specific gene mutation causes hair loss and kidney issues.
20 citations
,
August 2015 in “International Journal of Molecular Medicine” Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
5 citations
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October 2021 in “Signal Transduction and Targeted Therapy” Stress hormone corticosterone suppresses hair growth by affecting stem cell activity and Gas6 protein expression.
17 citations
,
October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
33 citations
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May 2016 in “Translational andrology and urology” Laser hair removal before genital surgery can prevent complications and improve patient satisfaction.
50 citations
,
December 2010 in “Bjog: An International Journal Of Obstetrics And Gynaecology” South Asian women with PCOS experience more psychological distress and have a poorer quality of life, especially in social relationships, with hirsutism affecting them more than obesity.
2 citations
,
February 2021 in “Case reports in dermatological medicine” The new topical botanical formulation significantly regrew hair in all five patients without side effects.
22 citations
,
June 2004 in “Journal of The European Academy of Dermatology and Venereology” A woman had both Graham Little-Piccardi-Lassueur syndrome, causing hair loss, and complete androgen insensitivity syndrome, making her genetically male but physically female. This suggests androgens don't affect the hair loss condition.
86 citations
,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
27 citations
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May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
May 2013 in “Hair transplant forum international” A man had hiccups for several days after a hair transplant, likely due to medication or nerve irritation, but they stopped on their own.
4 citations
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January 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A faulty KLHL24 gene leads to hair loss by damaging hair follicle stem cells.