1 citations
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March 2024 in “Oxford Medical Case Reports” Moth-eaten hair loss can be a sign of syphilis.
21 citations
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January 2000 in “Fetal Diagnosis and Therapy” Prenatal diagnosis of trichothiodystrophy is possible in the second trimester using fetal eyebrow biopsy, with sulfur content analysis being more reliable.
2 citations
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January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
A genetic mutation in the EDA gene causes hypohidrotic ectodermal dysplasia in cats.
1 citations
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January 2021 in “Nihon rinsho hifukaikai zasshi” The document provides ways to tell alopecia areata from other similar hair loss conditions, using visual checks and specific tests.
14 citations
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August 2004 in “Veterinary Dermatology” The horse had a rare type of hair loss caused by immune cells attacking hair follicles.
3 citations
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October 2024 in “Animals” Crimped wool has proteins linked to crimp formation, while straight wool has proteins linked to fiber fineness, which can improve wool quality and value.
20 citations
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April 2000 in “Experimental dermatology” ODC transgenic mice can model human hair loss with skin lesions.
May 2017 in “Journal of The American Academy of Dermatology” An intact skin barrier is crucial to prevent infection in cases of tether-induced tenosynovitis.
The man has Temporal Triangular Alopecia, a stable, non-scarring hair loss condition best treated with hair transplantation.
28 citations
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April 2009 in “Annals of laboratory medicine” The dense fine speckled pattern in ANA tests is common in autoimmune diseases, challenging previous beliefs that it was unrelated.
1 citations
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May 1983 in “Acta dermato-venereologica” The hairpiece matted due to weathered hair after shampooing.
October 2025 in “JMIR Dermatology” Exclamation-mark hairs and yellow dots indicate alopecia areata, while follicular ostia loss and white scarring indicate lichen planopilaris and discoid lupus erythematosus.
24 citations
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October 2019 in “Genes” A new sheep gene, KRTAP36-1, may help breed sheep with better wool by reducing prickle factor.
99 citations
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February 2000 in “PubMed” Overexpressing PKCepsilon in mice reduces papillomas but increases carcinomas.
December 2025 in “Nature Communications” Club-like receptors detect light touch but not whisking.
37 citations
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April 1977 in “Journal of Cutaneous Pathology” Skin biopsy can help diagnose hair loss from trichotillomania.
January 2004 in “Nederlands Tijdschrift voor Dermatologie & Venereologie” Female pattern hair loss causes thinning hair on top of the scalp, treatable with limited success.
2 citations
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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.
July 2025 in “Dermatologic Surgery”
5 citations
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November 2012 in “Actas Dermo-Sifiliográficas” Comma hairs are a new sign for identifying scalp fungal infections.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
7 citations
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August 2017 in “PloS one” Key genes linked to hair growth and cancer were identified in hairless mice.
5 citations
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August 2019 in “Anais Brasileiros De Dermatologia” January 2026 in “Indian Journal of Paediatric Dermatology” A 14-year-old boy has a skin condition called nevus comedonicus, treated with tretinoin cream.
January 2023 in “Pesquisa Veterinária Brasileira” A KRT71 mutation in Hereford cattle in Uruguay causes thin, curly hair and scaly skin.
September 2022 in “Canadian journal of animal science” Certain gene variations are linked to the thickness of cashmere goat hair.
9 citations
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January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
July 2023 in “Portuguese journal of dermatology and venereology” Anxiety can cause significant hair loss in children.
5 citations
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March 2012 in “Veterinary dermatology” A cat developed a skin lesion from a topical solution, which healed with minoxidil treatment.