1 citations
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January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.
69 citations
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May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
50 citations
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February 2013 in “BMC evolutionary biology” Cetaceans lost hair due to changes in the Hr and FGF5 genes.
January 2020 in “Journal of oral medicine and oral surgery” Hair grew in a man's mouth due to a rare condition called heterotopia.
234 citations
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November 2009 in “American journal of human genetics” Common variants in the Trichohyalin gene are linked to straight hair in Europeans.
6 citations
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November 1977 in “Archives of Dermatology” A 6-year-old girl in the U.S. had a rare scalp infection caused by *Trichophyton soudanense*.
September 2025 in “Scientific periodicals of Ukraine” Early diagnosis and treatment stopped hair loss and improved the condition.
2 citations
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January 1989 Tay syndrome is a unique genetic disorder causing skin, hair, and developmental issues.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery”
About 19% of foxes and 18% of jackals in southwest Iran have at least one type of ectoparasite, mainly fleas.
72 citations
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May 1993 in “The Journal of Cell Biology” Trichohyalin in sheep hair follicles may help with structure and calcium binding.
69 citations
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May 2002 in “Journal of Investigative Dermatology” Congenital atrichia with papular lesions is often misdiagnosed, and new diagnostic criteria can improve accuracy.
3 citations
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January 2022 in “Medical Mycology Journal” Malassezia fungi in healthy noses can form a "spaghetti-and-meatballs" structure.
1 citations
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November 2022 in “Diagnostics” A woman with a rare hormone resistance condition also had missing teeth and hair loss, which might be new symptoms of her genetic disorder.
15 citations
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July 2015 in “Journal of exotic pet medicine” Humans, especially vulnerable groups, can catch skin infections from small mammals.
2 citations
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January 2014 in “Case Reports in Clinical Medicine” Cronkhite-Canada syndrome is a rare condition causing gut polyps, hair loss, skin changes, and nail issues, often with a poor outlook.
2 citations
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July 2022 in “Frontiers in Veterinary Science” A female dog with mixed male and female traits was treated successfully with surgery.
November 2018 in “Skin appendage disorders” The document concludes that a woman has both Frontal Fibrosing Alopecia and Lichen Simplex Chronicus, a previously unreported combination of conditions.
October 2015 in “CRC Press eBooks” Trichoscopy is a useful tool for examining and monitoring hair and scalp conditions.
5 citations
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April 2014 in “International Journal of Pediatric Endocrinology” Prepubertal girls with hypertrichosis have more sensitive androgen receptors, leading to increased body hair growth.
2 citations
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January 1990 in “PubMed” Perforating folliculitis is a skin condition with small bumps that may be linked to other diseases and is hard to treat.
45 citations
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February 2013 in “The Journal of Dermatology” Keratoacanthoma and some squamous cell carcinomas are linked to hair follicles, while others are not.
3 citations
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March 2021 in “Indonesia Medicus Veterinus” The dog's health improved after treatment with antibiotics and other medications.
23 citations
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August 1987 in “PubMed” The ferret had hyperadrenocorticism and other health issues like heart, liver, and kidney problems.
84 citations
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June 1970 in “Journal of Investigative Dermatology” 2 citations
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August 2020 in “CRC Press eBooks” Tabby mutations in mice affect hair follicle development and help study genetic mapping and certain medical conditions.
4 citations
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October 2003 in “Annales de Génétique” A specific gene mutation causes different hair defects in Indian monilethrix families.
5 citations
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November 2012 in “Journal of the American Academy of Dermatology” A 3-year-old girl has short anagen syndrome, causing her hair to stay short.
3 citations
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June 2023 in “American Journal of Forensic Medicine & Pathology” A child died from eating hair, causing severe stomach blockages and infection.
January 2025 in “Journal of Case Reports and Scientific Images” Early recognition and treatment of scalp demodicosis can prevent misdiagnosis and effectively resolve symptoms.