21 citations
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April 2004 in “Australasian Journal of Dermatology” A 3-year-old girl has a rare condition causing sparse hair and nail issues, with minimal improvement from treatment.
8 citations
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May 2021 in “Journal of the European Academy of Dermatology and Venereology” A COVID-19 patient had unusual nail discoloration and nail separation possibly due to the virus's effects on small blood vessels.
September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
13 citations
,
August 1982 in “Archives of dermatology” A new side effect of aromatic retinoid treatment is soft nails.
15 citations
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January 1998 Frequent blow-drying causes cracks and breakage in hair cuticles.
Low vitamin C caused bleeding and corkscrew hair, resolved with vitamin C treatment.
2 citations
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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.
June 2025 in “British Journal of Dermatology” Nail abnormalities in children can indicate deeper health issues.
April 2011 in “www.virtualization.info” Early diagnosis of trachyonychia improves treatment and reduces psychological and cosmetic issues.
18 citations
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May 2004 in “Archives of Dermatology” Severe nutritional deficiency can cause serious health and development issues, including skin problems and hair loss.
January 2018 in “Elsevier eBooks” Different nail disorders are treated by targeting their specific causes and using appropriate medications or protective measures.
Patients with graft-versus-host disease often have nail changes related to the nail matrix, with severity not linked to skin condition.
June 2012 in “Springer eBooks” Skin changes can indicate starvation and nutritional deficiencies in anorexia nervosa.
3 citations
,
August 2022 in “Cutis” Certain nail conditions can suggest thyroid problems, with different symptoms for underactive (slow, thin nails) and overactive (spoon-shaped, brittle nails) thyroid.
1 citations
,
January 2018 in “Journal of clinical & experimental dermatology research” Some nail changes in chilblains can look like lichen planus and may be severe and long-lasting.
50 citations
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March 1992 in “PubMed” Malnutrition causes skin changes due to nutrient deficiencies.
February 2026 in “JEADV Clinical Practice” Nail pitting in kids can be harmless or indicate other health issues, so thorough evaluation is crucial.
January 2021 in “Skin Appendage Disorders” 4 citations
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November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
1 citations
,
January 2024 in “Pediatric Dermatology” The boy's scurvy symptoms improved with vitamin C treatment, highlighting the need for a balanced diet.
1 citations
,
January 2013 in “Springer eBooks” The document concludes that skin and nail changes can indicate various underlying health conditions.
February 2025 in “Indian Dermatology Online Journal” Pincer nails are rare in lupus patients and may be managed conservatively.
1 citations
,
July 2015 in “Microscopy Research and Technique” Friedreich's ataxia causes thin, weak hair with surface damage and cavities.
March 2012 in “Journal of The American Academy of Dermatology” Hand-foot-mouth disease may cause nail loss in children.
A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.
58 citations
,
November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
6 citations
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January 2017 in “International Journal of Dermoscopy” Dermoscopy is useful for early diagnosis and monitoring of nail diseases.
April 2019 in “International journal of research in dermatology” A child with rough nails also had hair loss and allergies.
46 citations
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September 2007 in “Journal of Investigative Dermatology”