June 2021 in “International journal of research in dermatology” Shaving and avoiding brushing improved the patient's beard hair condition.
5 citations
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March 1943 in “Archives of Dermatology and Syphilology” A rare case of severe scalp hair loss and nail issues in keratosis follicularis was observed.
December 2019 in “C&EN Global Enterprise” Thicker hair isn't always stronger.
1 citations
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June 2019 in “Current developments in nutrition” A combination of arginine silicate complex and magnesium biotinate improves hair and nail growth in rats.
April 2016 in “Journal of the American Academy of Dermatology” Treatment improved some symptoms but not all.
17 citations
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July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.
30 citations
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May 1980 in “Journal of the American Academy of Dermatology” Alopecia areata can cause spotty white areas on nails.
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
10 citations
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May 1994 in “Journal of Investigative Dermatology”
6 citations
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February 2015 in “Dermatologic Surgery” The document concludes that a new training model could improve dermatology residents' skills in nail procedures and lead to more nail cases being treated by dermatologists.
July 2009 in “Medical & surgical dermatology” Low-dose acitretin helps nail psoriasis, stem cells may treat scarring alopecia, Chinese men have lower baldness rates, lateral foldplasty is good for ingrown toenails, hair diameter helps diagnose female baldness, childhood trauma linked to alopecia areata, certain hair-weaving leads to scalp conditions in African American women, and new methods for hair research and understanding hair and sweat gland development were introduced.
January 2026 in “Journal of Clinical and Investigative Dermatology” A father and son in Yemen have a genetic condition causing hair loss and nail problems.
2 citations
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October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.
Vogt–Koyanagi–Harada disease can cause rare hair growth on normally hairless thumb skin.
Recognizing bamboo hair helps diagnose Netherton’s syndrome.
February 1988 in “Journal of the American Academy of Dermatology” December 2025 in “Clinical Case Reports” Netherton syndrome causes skin and hair issues, confirmed by "bamboo hair" under dermoscopy, with no cure but managed with topical treatments.
7 citations
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October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
March 2023 in “Journal of the turkish academy of dermatology” High levels of ceruloplasmin might indicate more severe toenail fungus.
November 2022 in “Indian Journal of Dermatology/Indian journal of dermatology” Valproic acid can cause dark lines on nails.
53 citations
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October 1978 in “Archives of dermatology” Zinc supplements can resolve skin issues caused by zinc deficiency.
December 2024 in “Nutrients” Skin, hair, and nail changes can help detect eating disorders early.
January 2025 in “Indian Dermatology Online Journal” Hydroxychloroquine may cause nail discoloration in lupus patients.
September 2025 in “Cosmetics” NMN supplements may improve hair quality and appearance in middle-aged women.
110 citations
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August 2004 in “British Journal of Dermatology” The ventral matrix is the main source of the nail plate.
22 citations
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November 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cystatin M/E helps in the final stages of hair and nail formation by controlling certain enzymes.
April 2023 in “Indian journal of paediatric dermatology” Early diagnosis and treatment of nail lichen planus in children can prevent permanent nail damage.
Iron supplements may reverse premature graying in iron-deficient individuals; ingrown nails are common in diabetics with certain risk factors; topical finasteride may reduce scalp DHT as effectively as oral finasteride; monilethrix treatment is challenging but some medications can help.
68 citations
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” HOXC13 is essential for hair and nail development by regulating Foxn1.
1 citations
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March 2024 in “Pathogens” Beau's lines on nails may indicate severe COVID-19 or vaccination response.