8 citations
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July 1980 in “Archives of Dermatology” Hidden sweat gland tumors might cause hair loss.
1 citations
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May 2022 in “International journal of molecular sciences” Faulty LEF1 activation causes faster skin cell differentiation in premature aging syndrome.
2 citations
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January 2022 in “Experimental Dermatology” GDNF signaling helps in hair growth and skin healing after a wound.
2 citations
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July 2013 in “Journal of Life Sciences” A 2-year-old girl with a rare vitamin D disorder had rickets and hair loss, but treatment was ineffective due to poor compliance.
1 citations
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July 2019 in “Small ruminant research” Nerve growth factor helps cashmere goat hair cells grow by activating a specific protein.
23 citations
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July 2016 in “JAMA Ophthalmology” CDH3-related disease causes worsening eye and hair issues.
74 citations
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July 2010 in “The Journal of Clinical Endocrinology & Metabolism” Treatment of acromegaly can improve women's reproductive health issues caused by hormonal imbalances or tumors.
June 2001 in “European Journal of Dermatology” A 54-year-old woman experienced progressive hair loss starting in adolescence, leading to sparse scalp hair and almost no eyebrows or eyelashes.
1 citations
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January 2019 in “Medical principles and practice” A boy's hair loss improved after tumor removal and vitamin D treatment, but hair loss returned despite normal vitamin D and no tumor regrowth.
March 1998 in “Journal of dermatological science” Protease Nexin-1 is found in human hair growth cells and is affected by male hormones.
2 citations
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May 2022 in “Stem cell research & therapy” Disrupted stem cell signals in hairpoor mice cause hair loss.
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.
9 citations
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February 2012 in “Clinical Neurology and Neurosurgery” Dystonia may be part of PAS-4 and linked to immune issues.
Arginine deficiency hinders hair growth in androgenetic alopecia, but restoring it can promote hair regeneration.
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.
October 2022 in “Journal of advanced research in medicine” A woman with Sheehan syndrome improved with hormone treatment.
18 citations
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May 2004 in “Archives of Dermatology” Severe nutritional deficiency can cause serious health and development issues, including skin problems and hair loss.
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.
12 citations
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January 2016 in “Endocrinology, diabetes & metabolism case reports” Testosterone therapy improved physical and social health in a male with 49,XXXXY syndrome.
April 2023 in “Journal of Investigative Dermatology” The study found that aging hair follicle stem cells change behavior, leading to hair loss, but drugs targeting these cells may help restore hair growth.
October 2024 in “World Journal of Psychiatry” Stress worsens hair loss in androgenetic alopecia.
5 citations
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January 2002 in “European journal of pediatrics” "D-CHRAMPS syndrome" is a newly identified condition with multiple severe symptoms.
21 citations
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June 2009 in “Mammalian genome” A new mutation in the Hr gene causes hair loss in mice, similar to a human hair disorder.
293 citations
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November 2005 in “Trends in Immunology” Stress can worsen skin conditions and stop hair growth by affecting the body's stress response system.
November 2024 in “Journal of Investigative Dermatology” TGF-β signaling is essential for new hair growth after wounds.
June 2025 in “Molecular Genetics & Genomic Medicine” Severe genetic variants in children with a specific adrenal condition match predicted symptoms well, but milder variants do not.
89 citations
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January 2020 in “PubMed” Early detection and biotin treatment improve outcomes for biotinidase deficiency.
26 citations
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January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
April 1974 in “Pediatric Research” The Naked (N) trait in mice is linked to lower glycine and tyrosine in hair proteins.