30 citations
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August 2005 in “British journal of dermatology/British journal of dermatology, Supplement” A specific gene mutation causes hair loss and potential eye issues, even if vision seems normal.
5 citations
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January 1970 in “Journal of Nepal Paediatric Society” Hair loss can be a key sign of a rare type of rickets when vitamin D treatment doesn't work and advanced tests aren't available.
October 2024 in “Journal of the Endocrine Society” Certain genetic variants impair enzyme activity, contributing to non-classic congenital adrenal hyperplasia.
12 citations
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September 2017 in “JDR Clinical & Translational Research” Early detection of specific VDR mutations is crucial for effective treatment and better dental outcomes in children with hereditary vitamin D–resistant rickets.
12 citations
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September 2011 in “BMJ Case Reports” Quick diagnosis and biotin treatment can dramatically improve biotinidase deficiency symptoms.
170 citations
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May 1979 in “The journal of pediatrics/The Journal of pediatrics” Two sisters with rickets and hair loss had a genetic issue with vitamin D processing, and only improved when given phosphorus supplements.
26 citations
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August 2009 in “Journal of Pediatric Gastroenterology and Nutrition” Hoyeraal-Hreidarsson syndrome in infants causes severe gastrointestinal issues.
November 2025 in “Journal of Saidu Medical College Swat” Biotinidase deficiency can mimic other conditions, making early diagnosis and treatment crucial to prevent lasting issues.
August 2025 in “American Journal of Case Reports” Accurate diagnosis and early specialist referral are crucial for managing 46,XY Disorders of Sex Development.
3 citations
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May 1990 in “Journal of Steroid Biochemistry” Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
26 citations
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March 2006 in “Endocrine, metabolic & immune disorders. Drug targets” This enzyme helps metabolize fatty acids and isoleucine, and could be key in treating neurological diseases and certain cancers.
November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
79 citations
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March 2005 in “Journal of Medical Genetics” A mutation in the hHb3 gene is linked to the hair disorder monilethrix.
20 citations
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December 1999 in “Journal of Investigative Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
151 citations
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December 2004 in “Annals of the New York Academy of Sciences” Congenital Adrenal Hyperplasia is a genetic disorder with two forms, causing symptoms like early puberty and severe acne, but can be identified through screening and treated with glucocorticoids.
30 citations
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January 2013 in “Human Mutation” A mutation in the HOXC13 gene causes hair and nail problems in a Syrian family.
18 citations
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November 2009 in “Calcified tissue international” A genetic mutation caused severe rickets and alopecia in an Indian patient, but high-dose calcium and phosphate treatment improved their condition.
47 citations
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September 2002 in “Journal of Bone and Mineral Research” A mutation in the vitamin D receptor causes severe resistance to vitamin D, affecting bone health but not hair growth.
119 citations
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August 2010 in “Journal of Investigative Dermatology” Increased 11β-HSD1 activity in skin may contribute to aging and could be targeted to reduce aging effects.
54 citations
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November 1995 in “The Journal of Clinical Endocrinology & Metabolism” Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
1 citations
,
June 2022 in “Chinese medical journal/Chinese Medical Journal” Two new mutations in the CDH3 gene cause hair loss and vision problems in a young girl.
March 2023 in “JAAD case reports” A new genetic change in the keratin 10 gene caused a skin condition called ichthyosis hystrix in a father and his daughter.
41 citations
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January 2000 in “Hormone Research in Paediatrics” Cortisone reductase deficiency can cause high androgen and cortisol levels and may be missed in women with similar symptoms.
4 citations
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December 2012 in “Arquivos Brasileiros De Endocrinologia E Metabologia” A postmenopausal woman's masculine symptoms improved after surgery for a hormone-producing ovarian tumor.
8 citations
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December 2019 in “Molecular genetics and metabolism reports” Some children in Malaysia with symptoms have either profound or partial biotinidase deficiency, and early testing and treatment are important.
100 citations
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May 2011 in “Journal of Pediatric and Adolescent Gynecology” The document concludes that proper diagnosis and a multidisciplinary approach are crucial for managing Congenital Adrenal Hyperplasia effectively.
7 citations
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April 2019 in “The Journal of Steroid Biochemistry and Molecular Biology” 11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
10 citations
,
April 2020 in “Clinics in Dermatology” Biotin supplements improved skin and hair problems in a girl with biotinidase deficiency.
3 citations
,
January 2021 in “Molecular genetics & genomic medicine” The study found two new mutations in a Chinese patient with severe biotinidase deficiency.
15 citations
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November 2012 in “Archives of Ophthalmology” A deletion in the CDH3 gene causes a rare disorder with short hair and vision loss.