7 citations
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September 2011 in “International Journal of Dermatology” This study investigated demographic and clinical characteristics of twenty-nail dystrophy in Korea, identifying differences in subtype and gender predominance between children and adults.
This study found that polycystic ovary syndrome was the most common cause of hirsutism among premenopausal Algerian women.
7 citations
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January 2017 in “Annals of Dermatology” This study found that among patients with twenty-nail dystrophy, those treated with oral cyclosporine in combination with a dietary supplement showed significantly better improvement in nail condition and quality of life than those treated with the supplement alone.
April 2019 in “International journal of research in dermatology” This case report describes a 6-year-old child with twenty nail dystrophy and alopecia areata of the scalp.
44 citations
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May 1980 in “Archives of Dermatology” This case study discusses a patient with persistent 20-nail dystrophy following alopecia areata, suggesting that "20-nail dystrophy" describes a condition with multiple potential causes.
41 citations
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December 2015 in “JAMA Dermatology” Tofacitinib citrate improved nail dystrophy and pain in patients with alopecia universalis without causing side effects.
3 citations
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January 2019 in “Annals of dermatology/Annals of Dermatology” Hydroxychloroquine effectively treated twenty-nail dystrophy in a patient with alopecia areata.
1 citations
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August 2023 in “Journal of cosmetic dermatology (Print)” This review discusses the potential link between selenium supplementation and symptoms of chronic selenium toxicity, such as hair loss and nail dystrophy, due to excess intake leading to disruptions in hair and nail protein structure.
February 2026 in “Indian Journal of Dermatology” This case report found that a 48-year-old woman with idiopathic twenty-nail dystrophy experienced significant improvement in nail appearance after six months of treatment with oral Upadacitinib.
13 citations
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February 2017 in “Clinical rheumatology” This report suggests that tofacitinib may be beneficial for patients with nail disease unresponsive to other treatments.
2 citations
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June 2023 in “Clinical and Experimental Neuroimmunology” In this case study, the coexistence of thymoma-associated myasthenia gravis, alopecia areata, and twenty-nail dystrophy in a patient is reported, suggesting thymoma may increase the risk of developing these conditions.
This article reviews the history and characteristics of the rare nude phenotype SCID, primarily distinguished by severe T cell immunodeficiency and notable skin and hair abnormalities, but reports no new clinical findings.
September 2024 in “Cureus” This case report outlines a 10-year-old boy who experienced a six-year history of twenty-nail dystrophy, highlighting the importance of physical examination for early diagnosis and management of nail disorders, with his primary symptoms involving nail disfigurement and alopecia areata, but no other health issues.
11 citations
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January 1985 in “British Journal of Dermatology” The document concludes that an inherited nail condition often improves on its own, and spironolactone effectively treats acne in women.
1 citations
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October 2019 in “International journal of contemporary pediatrics” This case report highlights a 12-year-old boy with twenty nail dystrophy in isolation, emphasizing the need for thorough physical exams to distinguish nail disorders and provide appropriate management and counseling on the condition's benign nature and good prognosis.
March 2024 in “Indian Journal of Dermatology” In this case report, a 42-year-old male diagnosed with Cronkhite-Canada syndrome presented symptoms like chronic diarrhea, significant weight loss, skin hyperpigmentation, alopecia, and nail dystrophy, with endoscopic findings revealing numerous gastrointestinal polyps.
April 2016 in “Journal of the American Academy of Dermatology” Treatment improved some symptoms but not all.
February 2009 in “Journal of The American Academy of Dermatology” The document concludes that detailed clinical descriptions of seven family cases help understand dominant dystrophic epidermolysis bullosa's symptoms and inheritance.
March 2018 in “Gazi medical journal” This study found that adults with β-thalassemia major had a significantly higher prevalence of skin, hair, and nail disorders compared to healthy controls, influenced by factors like age, gender, and ferritin levels.
February 2025 in “Indian Dermatology Online Journal” This case report describes a rare occurrence of pincer nail deformity in a patient with systemic lupus erythematosus, potentially linked to Raynaud's phenomena as a contributing factor.
13 citations
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June 2010 in “Journal of The American Academy of Dermatology” This study reports previously unreported nail features in Cronkhite-Canada syndrome, specifically recurrent onychomadesis of all 20 nails linked to systemic illness.
June 2025 in “British Journal of Dermatology” This case series highlighted three pediatric patients with congenital nail anomalies, revealing underlying developmental or genetic issues such as symbrachydactyly and potential Adams–Oliver syndrome, underscoring the critical role of dermatologists in early detection and diagnosis of these conditions.
January 2015 in “Dermatology online journal” This case report reviews a 67-year-old man with both alopecia totalis and lichen planus of the nails, suggesting a possible autoimmune link between these rare concurrent conditions, but presents no new clinical data.
1 citations
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January 2013 in “Elsevier eBooks” The document reviews various hair and nail disorders, their causes, and treatments, emphasizing the need for proper diagnosis and the link between nail changes and systemic diseases.
January 2026 in “Journal of Clinical and Investigative Dermatology” This case report describes a father with HOXC13-associated pure hair-nail ectodermal dysplasia, presenting with severe nail dystrophy affecting all digits and notable hypotrichosis or complete alopecia.
January 2024 in “Case Reports in Dermatological Medicine” In this case report, a patient with alopecia areata-associated nail changes experienced normalization of nail appearance and texture after 11 months of treatment with baricitinib, suggesting that the drug may be an effective option for similar cases, although further research is needed.
44 citations
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August 2010 in “Lupus” This article reviews the characteristics and classification criteria of cutaneous lupus erythematosus and reports no new clinical findings.
21 citations
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January 2005 in “Skinmed” This article reviews the structural similarities and common disorders of hair and nails, highlighting their joint involvement in congenital and acquired conditions, but it reports no new clinical results.
74 citations
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October 2012 in “The American Journal of Human Genetics” This study found that loss-of-function mutations in the HOXC13 gene cause autosomal-recessive pure hair and nail ectodermal dysplasia, emphasizing its role in hair and nail development.
68 citations
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests a regulatory model where HOXC13 activates Foxn1, affecting hair and nail differentiation, supported by similarities in Hoxc13(tm1Mrc) and Foxn1(nu) mice phenotypes and gene expression patterns.