108 citations
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March 2011 in “Archives of Dermatology” Corkscrew hair may be a new sign for quickly diagnosing scalp fungus in black children.
January 2021 in “Clinical case studies and reports” A man had nail and hair changes months after severe Covid-19, showing long-term effects.
February 2025 in “Indian Dermatology Online Journal” Pincer nails are rare in lupus patients and may be managed conservatively.
September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.
1 citations
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March 2024 in “Pathogens” Beau's lines on nails may indicate severe COVID-19 or vaccination response.
March 2012 in “Journal of The American Academy of Dermatology” Hair casts are often mistaken for head lice, scalp pain in hair loss is linked to certain nerve factors, eyelash growth treatment is safe and effective, and nail shedding in children may follow hand-foot-mouth disease.
4 citations
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November 2009 in “Medical Clinics of North America” Stress, nutritional issues, and chronic diseases can cause hair loss, and nail changes may signal internal diseases; treatment focuses on the underlying cause.
March 2014 in “Journal of The American Academy of Dermatology” Terbinafine 250 mg is the most effective treatment for fungal nail infections.
February 2026 in “Indian Journal of Dermatology” Upadacitinib may effectively treat twenty-nail dystrophy without causing pain.
39 citations
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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.
15 citations
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August 2010 in “Annals of saudi medicine/Annals of Saudi medicine” Hair tourniquet syndrome is a rare condition where hair wraps around an infant's body part, needing quick removal to prevent damage.
The nail immune system is similar to hair but different from skin, with fewer immune markers.
1 citations
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December 2024 in “Indian Dermatology Online Journal” Biologics and small molecules can effectively treat inflammatory nail disorders, but personalized treatment plans are important.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Dermatophytosis is a common cat fungal infection, usually mild but can be severe in weak or young animals.
10 citations
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July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
April 2026 in “Journal of the American Academy of Dermatology” 6 citations
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January 2015 in “Il Giornale di Chirurgia” Hair tourniquet syndrome can cause serious harm if not treated quickly, especially in infants.
7 citations
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November 2021 in “Anais Brasileiros de Dermatologia” Skin side effects from cancer treatments can lead to changes in therapy and are common, with nail changes being the most frequent.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
32 citations
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May 2016 in “European journal of dermatology/EJD. European journal of dermatology” Targeted therapies for advanced skin cancer often cause hair and nail problems, which need managing to avoid changing the treatment dose.
4 citations
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October 2008 in “International Journal of Dermatology” A toddler's chronic finger ulcer was successfully treated after removing a hair causing hair-thread tourniquet syndrome.
2 citations
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September 2015 in “Türk pediatri arşivi : İstanbul çocuk kliniği dergisi” Valproic acid can very rarely cause nail separation, which usually gets better on its own after stopping the drug.
4 citations
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August 2013 in “Pediatric dermatology” Hair casts can be treated with physical removal and special shampoos.
11 citations
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October 1980 in “Archives of Dermatology” Beau's lines and hair loss in a patient were linked to severe stress on the body.
Fungal infections like ringworm affect skin, hair, and nails in humans and animals, requiring culture for diagnosis and specific treatments.
22 citations
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October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.
3 citations
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May 2024 in “Cureus” Early detection and removal of hair can prevent damage in hair-thread tourniquet syndrome.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Dermatophytosis in cats is a common fungal infection that usually resolves itself but can be severe in vulnerable animals.
1 citations
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January 2016 in “Journal of cosmetology & trichology” Trichoscopy helped diagnose and treat a child's fungal scalp infection by spotting specific hair shapes.
37 citations
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March 2005 in “Journal of Paediatrics and Child Health” A hair strand caused a rare case of limb strangulation in a teenage girl with autism, and the condition is not always linked to child abuse.