Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
18 citations
,
March 2015 in “Journal of Dermatological Case Reports” Rectangular black granules, solitary yellow dots, and mostly single-hair follicles suggest Loose Anagen Hair Syndrome.
3 citations
,
January 2014 in “Indian dermatology online journal” Hair casts can be mistaken for lice, so correct identification is important.
24 citations
,
June 1999 in “The Pediatric Infectious Disease Journal” A child with Sweet syndrome was found to have chronic granulomatous disease and improved with treatment.
4 citations
,
January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
January 1980 in “中国科学A辑(英文版)” The protein structures in the hair and tendon were preserved, but their molecular arrangements changed.
June 2023 in “Dermatopathology” A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
June 2024 in “Indian Journal of Veterinary Medicine” The young goat had anaplasmosis and copper deficiency.
15 citations
,
November 2016 in “Journal of The American Academy of Dermatology” Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
21 citations
,
October 1980 in “Gastroenterology” The report described a unique case of Cronkhite-Canada syndrome with unusual polyps and an association with multiple myeloma.
7 citations
,
December 1971 in “Calcified Tissue Research” Hair follicles in injured skin can quickly accumulate minerals, especially calcium and phosphorus.
12 citations
,
June 2012 in “Revista da Sociedade Brasileira de Medicina Tropical” A family had a rare fungal infection called white piedra, identified as Trichosporon inkin.
14 citations
,
January 1998 in “Dermatology” Polythelia pilosa is a type of extra breast tissue with hair and should be classified as such.
7 citations
,
July 2014 in “BMJ case reports” A rare skin disorder, Ichthyosis with confetti, has no cure but treatment focuses on managing symptoms with moisturizers.
2 citations
,
January 1990 84 citations
,
June 1970 in “Journal of Investigative Dermatology” 6 citations
,
August 1985 in “Archives of dermatology” A lotion helped remove hair casts, which seem to come from a specific part of the hair follicle, and patients with hair casts can be grouped based on the cause.
33 citations
,
October 2012 in “Journal of Morphology” Reptile skin hardens by layering beta-proteins on keratin.
2 citations
,
January 1993 Trichohyalin is a versatile protein involved in hair and skin structure.
4 citations
,
March 2005 in “Archives of Pathology & Laboratory Medicine” Basal cell carcinoma may originate from vellus hair cysts.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Different solvents affect minoxidil crystal shapes, improving flowability and revealing a unique butterfly-shaped crystal.
January 2026 in “Indian Journal of Paediatric Dermatology” A 14-year-old boy has a skin condition called nevus comedonicus, treated with tretinoin cream.
2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
February 2009 in “Journal of The American Academy of Dermatology” Yellow dots look different in various hair loss conditions and can help diagnose them.
January 1982 in “Japanese Journal of Clinical Immunology” Soft-tissue calcification is rare in systemic lupus erythematosus.
July 2023 in “Veterinary pathology” White-tailed deer can get a hair loss condition that might make them more vulnerable to environmental threats.
40 citations
,
March 1991 in “Journal of Investigative Dermatology”
September 2024 in “BMJ Case Reports” An adult had a rare scalp infection in the forehead area, treated successfully with itraconazole.
21 citations
,
November 1981 in “Archives of Dermatology” Ashy dermatosis may be linked to atopy and thyroid disease and can be treated with topical steroids.
21 citations
,
November 1980 in “PubMed” A new mite species was found in California sea lions, causing skin issues.