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May 2023 in “European Journal of Human Genetics” Rare ULBP3 gene changes may raise the risk of Alopecia areata, a certain FAS gene deletion could cause a dysfunctional protein in an immune disorder, and having one copy of a specific genetic deletion is okay, but two copies cause sickle cell disease.
February 2019 in “Neoreviews” The infant with a urea cycle disorder improved with treatment and a liver transplant.
October 2019 in “Turkderm” Patients with pernio have lower vitamin B12 and ferritin levels than healthy people.
October 2024 in “Frontiers in Nutrition” Vitamin D deficiency is common in people with certain types of hair loss, like alopecia areata and female pattern hair loss.
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May 2023 in “Indian Journal of Dermatology Venereology and Leprology” A new genetic mutation in the CAST gene may link PLACK syndrome to alopecia areata.
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July 1995 in “PubMed” Lowering homocyst(e)ine levels can reverse skin and hair lightening by restoring enzyme activity needed for pigmentation.
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October 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Low serum ferritin levels are linked to more severe and longer-lasting alopecia areata in children.
October 2025 in “The Egyptian Journal of Hospital Medicine” Lower adiponectin and higher leptin levels may predict hair loss in alopecia areata.
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April 1994 in “Baillière's clinical endocrinology and metabolism” Some people have genetic mutations that make them resistant to vitamin D, leading to rickets even with enough vitamin D intake.
February 2023 in “Indian journal of private psychiatry/Indian Journal of Private Psychiatry” Valproic acid can rarely cause reversible nail discoloration.
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January 2000 in “The Journal of Trace Elements in Experimental Medicine” Zinc supplements effectively treat acrodermatitis enteropathica.
A new AIRE gene mutation causes rare autoimmune symptoms in a Lebanese boy.
November 2025 in “Journal of Investigative Dermatology” Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.
April 2023 in “Journal of Investigative Dermatology” People with Alopecia Areata are more likely to have certain health issues like ulcerative colitis and type 1 diabetes, but less likely to have others like hypertension and type 2 diabetes.
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June 2010 in “Endocrinology and metabolism clinics of North America” Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
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March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
The treatment was not recommended due to limited effectiveness and significant side effects.
December 2025 in “Cureus” Zinc supplements effectively treat inherited zinc deficiency in infants.
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January 2015 in “Dermatology Online Journal” A patient with Crohn's disease grew back their hair after stopping Adalimumab, which had caused hair loss.
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October 2017 in “JAMA dermatology” Children with alopecia areata should only have thyroid screening if they have Down syndrome, a history of atopy, family history of thyroid disease, or signs of thyroid problems.
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August 1925 in “Archives of dermatology” An 8-year-old boy with Recklinghausen's Disease shows various symptoms and is from a family with close genetic ties.
November 2022 in “Journal of Investigative Dermatology” Mitochondrial stress can lead to atopic dermatitis.
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February 1998 in “Journal of bone and mineral research” A specific gene mutation causes vitamin D-resistant rickets and hair loss.