27 citations
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May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
December 2022 in “American journal of medical genetics. Part A” A person got uncombable hair syndrome from two copies of chromosome 1 from their mother.
November 2023 in “Вопросы современной педиатрии” Genetic testing can diagnose hair loss linked to DSG4 gene variants.
13 citations
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January 2018 in “Yonsei Medical Journal” A specific gene mutation causes Olmsted syndrome.
19 citations
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May 2004 in “The American Journal of Dermatopathology” The research found that a specific gene mutation causes fewer hair follicles and disrupted hair growth cycles, leading to thin and short hair in people with Hypotrichosis with Juvenile Macular Dystrophy.
3 citations
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January 2020 in “International journal of trichology” Congenital triangular alopecia is a hair loss condition present from birth or early childhood with no effective treatment needed.
January 2002 in “Linchuang pifuke zazhi” A young woman had a rare scalp tumor usually found in older women.
14 citations
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June 1989 in “Journal of dermatology” Three siblings had both Vohwinkel's disease and congenital alopecia, with no effective treatment.
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.
April 2023 in “Journal of Investigative Dermatology” 55 citations
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May 2007 in “Australasian journal of dermatology” Two boys developed a viral skin infection during chemotherapy, which resolved with improved immune function.
6 citations
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January 2020 in “Postepy Dermatologii I Alergologii” Trichoscopy is useful for diagnosing hair-pulling disorder.
8 citations
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December 2017 in “Small Ruminant Research” Variation in the TCHH gene affects wool curliness in sheep.
October 2025 in “Indian Journal of Paediatric Dermatology” Trichoscopy is a helpful tool for diagnosing Netherton syndrome.
1 citations
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June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
January 2022 in “Journal of Dermatology and Dermatologic Surgery” Trichoscopy is useful for quickly diagnosing different types of hair loss without needing biopsies.
December 2022 in “Laboratory Animal Research” Trichoblastomas in aged house musk shrews show unique features and may involve serum amyloid A in inflammation.
January 1995 in “Skin Cancer” The outer root sheath in hair follicles changes during growth, with different keratinization processes in its layers.
135 citations
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October 1997 in “Journal of biological chemistry/The Journal of biological chemistry” Trichohyalin is modified by enzymes to form strong structures in hair cells.
3 citations
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January 1989 in “The Nishinihon Journal of Dermatology” A hair cyst can become cancerous, showing specific keratins from the hair sheath.
January 2024 in “Pediatric Dermatology” Minoxidil improved hair growth in a child with a rare genetic disorder.
15 citations
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June 2020 in “Journal of the American Academy of Dermatology” Shiny white structures in trichoscopy can indicate long-standing discoid lupus erythematosus alopecia.
February 2023 in “Zenodo (CERN European Organization for Nuclear Research)” Trichoscopy is a useful and affordable tool for diagnosing Alopecia areata.
1 citations
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August 2011 in “Dermatology Reports” Two siblings were found to have a genetic condition causing progressive hair loss and woolly hair, which may often be misdiagnosed.
5 citations
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August 2014 in “Archivos Argentinos de Pediatria” A girl with Turner syndrome had psoriasis, alopecia areata, and trachyonychia.
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
September 2024 in “Actas Dermo-Sifiliográficas” Trichodynia is a painful scalp condition linked to hair loss and mental health issues, with limited treatment options.
8 citations
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July 2014 in “Anais Brasileiros de Dermatologia” A man's scalp condition was misidentified as hair loss dots but was actually a common follicular disorder.
Genetic factors might cause fibrosing alopecia linked to hair shaft abnormalities.
71 citations
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May 2006 in “The journal of investigative dermatology/Journal of investigative dermatology” TTD hair brittleness is caused by multiple structural abnormalities.