2 citations
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August 2025 in “Reports — Medical Cases Images and Videos” A rare pigmented skin tumor called melanotrichoblastoma was diagnosed in a 51-year-old woman.
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.
June 2022 in “IP Indian journal of clinical and experimental dermatology” A woman had a rare, non-cancerous skin growth on her face, which was removed and did not come back after a year.
A man had a rare pigmented nodule on his scalp that developed from birthmarks.
9 citations
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January 2011 in “American Journal of Dermatopathology” Pilomatrixoma involves abnormal hair keratin production and cell death, causing debris and cysts.
3 citations
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April 1990 in “Archives of dermatology” The book reveals diverse patterns of hair growth in different species and advancements in hair and alopecia research.
1 citations
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January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.
532 citations
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August 2011 in “Journal of the American Academy of Dermatology” Vitiligo is a skin condition causing white spots, more common in women, often starts before age 20, and can affect mental health.
113 citations
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June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.
68 citations
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” HOXC13 is essential for hair and nail development by regulating Foxn1.
57 citations
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August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
49 citations
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August 2004 in “The FASEB Journal” Mice with human skin protein K8 had more skin problems and cancer.
25 citations
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March 2019 in “Dermatologic therapy” Intralesional therapy for keratoacanthoma is effective and has fewer side effects than systemic treatments.
24 citations
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May 2010 in “Veterinary dermatology” Oral ciclosporin A and topical treatments both reduce hair loss and scaling in dogs with sebaceous adenitis, but using both together is most effective.
23 citations
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November 2011 in “Journal of the European Academy of Dermatology and Venereology” Hair loss is a rare but recognized symptom of pemphigus vulgaris, with patients usually regrowing hair after treatment.
19 citations
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January 2018 in “Scientific Reports” Non-immune factors play a significant role in alopecia areata.
18 citations
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October 2002 in “Veterinary dermatology” Five Weimaraners had a milder form of color dilution alopecia causing hair loss and skin issues.
18 citations
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September 1990 in “Veterinary Dermatology” Lambs' skin showed similar but more severe responses to a second orf virus infection, involving immune cells and new skin formation.
17 citations
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September 2012 in “Dermatologic Clinics” The conclusion is that accurate diagnosis of different types of hair loss requires careful examination of tissue samples and understanding of clinical symptoms.
12 citations
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March 2018 in “Medicine” A postmenopausal woman's hirsutism and high testosterone levels improved after surgery for an ovarian tumor not seen on ultrasound.
7 citations
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July 2017 in “Australasian Journal of Dermatology” Reflectance confocal microscopy is useful for diagnosing scalp melanomas, which have features similar to those on the trunk.
6 citations
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August 2020 in “Cell regeneration” Hair follicle stem cells are similar to bone marrow stem cells but are better for fat cell research.
6 citations
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July 2015 in “International Journal of Dermatology” Trichoepitheliomas can be hard to distinguish from other skin conditions and often start in teenage years.
Selenium can be toxic to animals, causing serious health issues, especially in horses.
3 citations
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October 2021 in “Journal of Cosmetic Dermatology” Trichoscopy helps tell apart Frontal Fibrosing Alopecia and Lichen planopilaris by showing different hair and scalp features.
3 citations
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May 2017 in “British journal of dermatology/British journal of dermatology, Supplement” Certain cells around hair follicles help improve skin regeneration for potential use in skin grafts.
2 citations
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October 2025 in “Discover Immunity.” Alopecia Areata is an autoimmune disease causing hair loss, with no cure yet, but research may lead to new treatments.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” Inverted Follicular Keratosis is rare but should be considered in scalp lesion diagnoses for all ages.
November 2025 in “Journal of Skin and Sexually Transmitted Diseases” Trichofolliculoma was found in a person with amniotic band syndrome for the first time.
January 2025 in “International Journal of Dermatology Research” Tailored combination therapy improves non-scarring alopecia outcomes.