58 citations
,
November 1969 in “British Journal of Dermatology” Netherton's disease causes multiple hair defects.
September 2023 in “UCrea (University of Cantabria)” Nails are essential for fingertip regeneration.
September 1998 in “Journal of The European Academy of Dermatology and Venereology” Old people's nails often have problems due to body changes, more diseases, and self-care difficulties, affecting their movement and hand use.
4 citations
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February 2018 in “Annales de Dermatologie et de Vénéréologie” Onychomatricome is a benign nail tumor with specific dermoscopic features that help distinguish it from cancer.
January 2021 in “Clinical case studies and reports” A man had nail and hair changes months after severe Covid-19, showing long-term effects.
Aluminum phosphide poisoning can cause horizontal nail grooves and hair loss.
39 citations
,
February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
May 2018 in “Dermatologic Surgery”
2 citations
,
October 2021 in “Journal of skin and stem cell” Nail disorders are often related to jobs like housework and manual labor, with cosmetic issues being the main concern, and are commonly caused by skin diseases like psoriasis.
March 2012 in “Journal of The American Academy of Dermatology” Hand-foot-mouth disease may cause nail loss in children.
January 2015 in “Dermatology online journal” A man with total hair loss also developed a rare nail condition, likely due to autoimmune issues.
139 citations
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October 2005 in “Journal of Investigative Dermatology” The nail matrix has a reduced immune response, protecting it from autoimmunity.
26 citations
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February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
February 2026 in “JEADV Clinical Practice” Nail pitting in kids can be harmless or indicate other health issues, so thorough evaluation is crucial.
2 citations
,
January 2024 in “European Journal of Case Reports in Internal Medicine” Beau's lines on fingernails might indicate past severe COVID-19 and risk of reinfection.
2 citations
,
May 2009 in “Medicine” Hair and nails can help diagnose diseases, with nail issues often linked to skin conditions and hair loss having various causes and treatments.
June 2025 in “British Journal of Dermatology” Consider amyloidosis in patients with specific nail changes and check for systemic issues.
August 2023 in “Journal of the European Academy of Dermatology and Venereology” Onycholemmal horn is a rare nail tumor in elderly women, treated by surgical removal.
22 citations
,
October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.
June 2024 in “Annals of Medicine and Surgery” A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.
6 citations
,
May 2024 in “Developmental Biology”
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
5 citations
,
March 1943 in “Archives of Dermatology and Syphilology” A rare case of severe scalp hair loss and nail issues in keratosis follicularis was observed.
41 citations
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December 2008 in “Pediatric Dermatology” Trichoscopy can diagnose Netherton syndrome without pulling hairs.
1 citations
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January 2013 in “Springer eBooks” The document concludes that skin and nail changes can indicate various underlying health conditions.
May 2020 in “JOJ Dermatology & Cosmetics” A rare skin condition usually on the face was found on a man's heel.
Vogt–Koyanagi–Harada disease can cause rare hair growth on normally hairless thumb skin.
119 citations
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January 2000 in “British Journal of Dermatology” Different parts of the nail express different keratins, showing unique patterns of differentiation.
April 2016 in “Journal of the American Academy of Dermatology” Treatment improved some symptoms but not all.