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.
Hair cortisol levels can effectively indicate long-term hormone activity.
4 citations
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May 2022 in “Journal of Nepal Medical Association” Steroids, infection management, and nutritional support can significantly improve symptoms of Cronkhite-Canada Syndrome.
237 citations
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September 2018 in “Clinical Biochemistry” Hair cortisol analysis can help diagnose stress-related conditions but needs more refinement for widespread use.
29 citations
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January 2003 in “KARGER eBooks” HVDRR is caused by VDR gene mutations, leading to vitamin D resistance, treatable with high calcium doses, but alopecia remains permanent.
August 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Overexpression of a specific receptor in mice skin causes skin thinning, early skin barrier formation, eye issues, and hair loss.
54 citations
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May 2015 in “Endocrinology” Manipulating 5α-reductase type 2 can affect liver fat production and glucocorticoid effects.
22 citations
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January 1992 in “PubMed” Higher CSF 5-HIAA levels may predict better response to serotonin re-uptake inhibitors in trichotillomania.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” HSD11b1 affects skin nerves and increases non-histaminergic itch.
A new mutation in the CYP11B1 gene was found in a woman with mild hyperandrogenemia, a rare cause of non-classic congenital adrenal hyperplasia.
December 2025 in “JGH Open” Early diagnosis and treatment with corticosteroids can improve outcomes in Cronkhite–Canada syndrome.
189 citations
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January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
4 citations
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June 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” A woman with Rhupus and Rowell syndrome was treated successfully with medication adjustments.
October 2025 in “Cell Reports” Regulatory T cells help hair growth by using the Cxcr4-Cxcl12 pathway.
7 citations
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October 2015 in “American Journal of Primatology” Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
43 citations
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September 2014 in “Molecular Plant” CLE40 and CRN/CLV2 pathways have opposite effects on root growth in Arabidopsis.
February 2026 in “Experimental Dermatology” Cyclohexyl salicylate may help hair growth and treat hair loss.
107 citations
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March 2014 in “BoneKEy Reports” Mutations in the vitamin D receptor cause hereditary vitamin D-resistant rickets, leading to poor bone health and requiring high calcium doses for treatment.
217 citations
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July 2009 in “Experimental and Clinical Endocrinology & Diabetes” Hair analysis can track past cortisol levels in Cushing's Syndrome patients.
29 citations
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October 2020 in “Environmental health perspectives” Five preservatives may disrupt hormone function and need more health and environmental risk assessment.
September 2019 in “Zenodo (CERN European Organization for Nuclear Research)” Hormonal contraception can improve acne and excess hair growth, enhancing women's quality of life.
7 citations
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January 2015 in “Case reports in endocrinology” The document concludes that HAIR-AN syndrome should be considered when a patient shows severe hyperandrogenism and insulin resistance after excluding tumors.
2 citations
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January 2014 in “Case Reports in Clinical Medicine” Cronkhite-Canada syndrome is a rare condition causing gut polyps, hair loss, skin changes, and nail issues, often with a poor outlook.
1 citations
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February 2025 in “Journal of Endocrinological Investigation” Screen young women with menstrual issues, acne, or excess hair for high cortisol to avoid misdiagnosis.
9 citations
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December 1958 in “Journal of Investigative Dermatology” August 2015 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” TRα and CRABPII genes change their activity levels during goat fetal skin 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.
9 citations
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May 2014 in “BMC medical genetics” A woman with a unique syndrome similar to TRPS has a genetic change near the TRPS1 gene, affecting its regulation.
December 2019 in “The American Journal of Gastroenterology” Small bowel lesions in Cronkhite-Canada syndrome persist despite steroid treatment.
November 2022 in “Innovation in aging” Older adults in Puerto Rico often couldn't be tested for hair cortisol due to refusal or lack of hair, with race and hair products affecting results.