28 citations
,
June 1995 in “The Journal of Dermatology” The flaky skin mouse mutation is a natural model for studying human psoriasis.
January 2026 in “Dermatology Practical & Conceptual” Nail changes are common in alopecia areata and can indicate its severity.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
19 citations
,
July 1994 in “International Journal of Dermatology” A 9-year-old boy had a calcium deposit nodule on his earlobe.
13 citations
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September 1989 in “International Journal of Dermatology” Carbamazepine may cause reversible nail detachment.
1 citations
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November 2011 in “Archives of Dermatology” A woman's hair loss was caused by her husband's testosterone gel and a diabetic man's nail disease led to bone infection, both treated successfully.
8 citations
,
April 2017 in “Journal of The Royal Society Interface” Giant axonal neuropathy changes the structure of keratin in human hair.
3 citations
,
January 2004 in “Elsevier eBooks”
4 citations
,
March 2012 in “European journal of wildlife research” Wire brush snares are best for collecting Eurasian Lynx hair for DNA analysis.
35 citations
,
January 2000 in “Journal of comparative neurology” Rat vibrissae have sensory terminals with specific structures that help detect hair movements.
4 citations
,
March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
8 citations
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September 1981 in “Zentralblatt für Veterinärmedizin Reihe A” Biotin deficiency in pigs causes hair loss, skin issues, and weak claws.
February 2022 in “Authorea (Authorea)” PAON shows skin patterns due to genetic mosaicism.
September 2016 in “Journal of Dermatological Science” Björnstad syndrome causes twisted hair from birth.
January 2014 in “Pathology” Early subungual melanoma might be treated with less aggressive surgery because it invades the skin under the nail more slowly.
1 citations
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January 2013 in “International Journal of Physical and Social Sciences” Hair and nails can show long-term changes in lead and calcium levels.
18 citations
,
September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
A young athlete's fragile hair condition improved by cutting hair and using gentle shampoo.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” RPGRIP1L helps skin cells stick together by blocking PKCβII, which can prevent skin blistering like in pemphigus.
January 2014 in “Pathology” The document concludes that understanding nail anatomy is key for diagnosing nail diseases, early signs of nail melanoma may allow for less aggressive treatment, and specific genetic mutations are important in thyroid cancer prognosis and treatment.
60 citations
,
March 2006 in “Journal of Medical Genetics” A mutation in the KRTHB5 gene causes hair and nail issues.
12 citations
,
March 2004 in “Journal of Investigative Dermatology”
9 citations
,
March 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Recognizing Jacquet's sign helps diagnose and treat traction alopecia accurately.
6 citations
,
February 2019 in “JAAD case reports” Acitretin helped improve hand mobility and skin condition in a patient.
2 citations
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January 2014 in “Photochemical & photobiological sciences” Grasp protein helps maintain skin health after UVB exposure.
7 citations
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May 2019 in “Acta Orthopaedica et Traumatologica Turcica” Hair tourniquet syndrome in infants can be treated successfully with immediate hair removal.
August 2018 in “Journal of The American Academy of Dermatology” A 90-year-old woman's hand lesion was a rare, aggressive skin cancer treated successfully with surgery.
January 2012 in “Case reports in pediatrics” A 16-year-old boy's arm hair grew more after wearing a splint, but it returned to normal in 8 months.
January 2021 in “Advanced Biomedical Engineering” Needle shape affects the force needed for hair implants, with certain shapes reducing the effort required.