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.
37 citations
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October 2006 in “Archives of Biochemistry and Biophysics” A unique gene mutation causes vitamin D-resistant rickets without causing hair loss.
1 citations
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October 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing HIF-P4H-2 from certain skin cells in mice causes hair loss on the body but not the head.
4 citations
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January 2014 in “International Journal of Trichology” A 12-year-old boy with a rare genetic condition has progressive hair loss with no effective treatment.
August 2021 in “Journal of medical science and clinical research” An infant with seizures and hair loss was diagnosed with biotinidase deficiency and treated successfully with biotin.
January 2023 in “Indian dermatology online journal” A boy with Pachyonychia congenita has a confirmed gene mutation, highlighting the need for a local genetic database in India.
14 citations
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April 2011 in “Journal of the American Academy of Dermatology” Researchers found a gene mutation responsible for a rare hair loss condition.
September 1997 in “Clinical and Experimental Dermatology” 67 citations
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August 2004 in “Endocrinology” A specific gene mutation causes vitamin D resistance, but certain vitamin D analogs might help.
9 citations
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October 1995 in “Clinical Dysmorphology” The family has a unique form of ectodermal dysplasia similar to Clouston syndrome but with different hair and skin symptoms.
4 citations
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January 2009 in “PubMed” A mutation in the KRT86 gene causes hair fragility in a Turkish family.
4 citations
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January 2018 in “International Journal of Trichology” A rare genetic disease causes sparse hair and early blindness due to a gene mutation.
6 citations
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January 2013 in “The Journal of Dermatology” Researchers found a new genetic mutation causing a rare hair loss condition in the first Japanese child studied.
81 citations
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July 2008 in “The Journal of Clinical Endocrinology and Metabolism” Certain mutations in the H6PD gene cause Cortisone Reductase Deficiency by affecting hormone production.
8 citations
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December 2016 in “Hormone Research in Paediatrics” Tunisian children with hereditary vitamin D-resistant rickets showed improvement with calcium treatment, and new genetic mutations were identified.
33 citations
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September 2017 in “Journal of clinical immunology” New treatments for immune disorders caused by FOXN1 deficiency are promising.
2 citations
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November 2022 in “Skin research and technology” 5% topical minoxidil improves hair density and quality in monilethrix patients.
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.
354 citations
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August 1991 in “Molecular Endocrinology” Human adrenals and gonads have a unique enzyme for steroid hormone production.
5 citations
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June 2014 in “Der Hautarzt” Genetic testing can identify causes of rare hair loss disorders in children, but no treatments exist.
58 citations
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November 1969 in “British Journal of Dermatology” Netherton's disease causes multiple hair defects.
32 citations
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January 2000 in “Human Heredity” Monilethrix severity varies and may be influenced by other genetic or environmental factors.
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.
845 citations
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February 2001 in “The Journal of Clinical Endocrinology & Metabolism” The enzyme for activating vitamin D is found in many body tissues, not just the kidneys.
13 citations
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June 2010 in “Journal of The American Academy of Dermatology” A man with Cronkhite-Canada syndrome had all 20 nails detach but improved with treatment.
11 citations
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October 2002 in “The Journal of Clinical Endocrinology & Metabolism” Enzyme activities do not cause early pubic hair in these girls.
May 2023 in “Pharmaceuticals” Three specific mutations in the LIPH gene can cause hair loss by damaging the protein's structure and function.
January 2010 in “Chinese Journal of Dermatovenereology of Integrated Traditional and Western Medicine” A unique gene mutation was found in a family with monilethrix.
100 citations
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October 1986 in “Clinical Endocrinology” Alopecia indicates more severe resistance to 1,25-dihydroxyvitamin D.
7 citations
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June 2016 in “Bone Research” A Chinese family had a child with a specific gene mutation causing vitamin D-resistant rickets, but the child improved with calcium and low-dose calcitriol.