2 citations
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March 2023 in “Skin research and technology” Temporal triangular alopecia in infants is mostly seen in males at birth, with unique features that help with diagnosis.
13 citations
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October 2017 in “Anais Brasileiros de Dermatologia” Yellow dots in hair and scalp examinations are important for diagnosing different scalp conditions.
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
27 citations
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February 2006 in “International Journal of Dermatology” Some children and young adults with eyebrow and eyelash hair loss actually have a hair-pulling disorder, often with related psychological issues.
November 2023 in “Journal of Dermatological Science” A new computer tool quickly measures hair thickness differences in people with common types of hair loss.
33 citations
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December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
16 citations
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July 2013 in “The American Journal of Dermatopathology” Pigmented casts are common in several hair loss conditions and can help diagnose specific types of alopecia.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
Trichoscopy is a useful tool for monitoring hair and scalp diseases.
56 citations
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January 1970 in “Cell and Tissue Research” 26 citations
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June 2016 in “Frontiers in Plant Science” Autofluorescence can sort plant cells without labeling.
4 citations
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February 2022 in “Journal of Cosmetic Dermatology” Dermatoscopy can quickly help distinguish between alopecia areata and tinea capitis in children.
14 citations
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January 2011 in “Journal of Cutaneous Pathology” CK15 is not a reliable marker for stem cells in damaged hair follicles from patients with CCCA.
5 citations
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August 2021 in “Experimental dermatology” Overexpressing Merkel cell virus proteins in human hair follicles can create clusters of cells that resemble Merkel cell cancer.
1 citations
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May 2016 in “Aktuelle Dermatologie” Trichoscopy helps monitor inflammation in Lichen planopilaris.
64 citations
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June 2014 in “Journal of The American Academy of Dermatology” Researchers found a white halo around hair in most patients with a specific type of hair loss, which helps in early diagnosis and treatment.
37 citations
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January 1993 in “Journal of Investigative Dermatology”
January 2011 in “International Journal of Trichology” The document concludes that doctors should recognize congenital triangular alopecia to avoid unnecessary treatments, as it does not respond to steroids like alopecia areata does.
7 citations
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February 1982 in “Australian Journal of Biological Sciences” Epithelial cells from young rat hair follicles grow and form aggregates in culture, but don't produce hair keratin proteins.
22 citations
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September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
9 citations
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May 2014 in “BMC medical genetics” A woman with a unique syndrome similar to TRPS has a genetic change near the TRPS1 gene, affecting its regulation.
13 citations
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June 2012 in “European journal of medical genetics” Identical twins had different symptoms because one had more cells with an extra chromosome fragment in different tissues.
11 citations
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January 2014 in “Indian journal of dermatology, venereology, and leprology” Trichosporon inkin and Trichosporon mucoides can cause white piedra on scalp hair.
May 2024 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” A rare scalp tumor was removed from a 49-year-old woman, with a good outlook if benign but needing careful monitoring if malignant.
41 citations
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December 2008 in “Pediatric Dermatology” Trichoscopy can diagnose Netherton syndrome without pulling hairs.
April 2018 in “Journal of Investigative Dermatology” Differentiated fibroblasts regenerate hair follicles better than undifferentiated ones.
18 citations
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January 1965 in “Stain Technology”
18 citations
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March 2015 in “Journal of Dermatological Case Reports” Rectangular black granules, solitary yellow dots, and mostly single-hair follicles suggest Loose Anagen Hair Syndrome.
30 citations
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December 2017 in “Journal of The American Academy of Dermatology” New criteria for diagnosing frontal fibrosing alopecia include specific scalp and eyebrow hair loss as major factors and other hair loss areas and hair analysis as minor factors.
October 2025 in “Indian Journal of Paediatric Dermatology” Trichoscopy is a helpful tool for diagnosing Netherton syndrome.