January 2014 in “International Journal of Trichology” A man had an unusual type of hair loss that didn't match known patterns and didn't improve with treatment.
11 citations
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November 2005 in “The Journal of Dermatology” A man's crushed thumb caused unusual horizontal nail ridges on all fingers of one hand.
September 2023 in “Pakistan Journal of Medical & Health Sciences” Understanding crown whorl patterns can improve hair transplant results for men.
January 2026 in “Clinical Case Reports” Early diagnosis and treatment of Lichen Planopilaris are crucial to prevent permanent hair loss.
21 citations
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January 2010 in “International journal of trichology” Trichoscopy can diagnose monilethrix, a genetic hair defect causing hair thinning and loss.
215 citations
,
November 2000 in “Journal of Investigative Dermatology” The system allows precise control of gene expression in mouse skin, useful for studying skin biology.
16 citations
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February 2014 in “Journal of Investigative Dermatology” Researchers developed a mouse model that tracks hair growth using bioluminescence, improving accuracy in studying hair cycles.
April 2017 in “IOSR journal of dental and medical sciences” Netherton Syndrome is a non-treatable genetic disorder in children causing skin, hair, and allergy issues.
1 citations
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June 2016 in “Medicina” Monilethrix is a genetic disorder causing brittle hair, diagnosed using tricoscopy.
15 citations
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April 1970 in “PubMed” Netherton's syndrome may have a familial link and doesn't always include atopy.
April 2025 in “Clinical Dermatology Review” Trichoscopy is effective for diagnosing hair and scalp disorders without invasive biopsies.
28 citations
,
July 1980 in “British Journal of Dermatology” The hair disorder was caused by abnormal protein formation, making hair easily damaged.
52 citations
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October 1997 in “American Journal of Psychiatry” Trichotillomania is a complex condition involving compulsive hair pulling that causes distress and hair loss.
1 citations
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January 2020 in “Indian Dermatology Online Journal” Pigtail hair is a sign of new hair growth and should be recognized in hair loss conditions like acute telogen effluvium.
3 citations
,
April 2012 in “Bioinformation” Two specific SNPs in the TRPS1 gene cause excessive hair growth by altering the protein's structure.
2 citations
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December 2013 in “The Journal of Dermatology” January 2015 in “The Encyclopedia of Clinical Psychology” Habit reversal training effectively treats hair-pulling disorder in both adults and children.
Pseudopelade is likely an independent disease due to its distinct features.
December 2021 in “Journal of pharmaceutical research international” Trichoscopic features can help dermatologists distinguish between female pattern hair loss and chronic telogen effluvium.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
1 citations
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January 2016 in “Dermatology Online Journal” Triangular temporal alopecia can occur in adults and should be correctly identified to prevent misdiagnosis.
20 citations
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October 2005 in “Archives of Dermatological Research” 5 citations
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May 2015 in “JRSM open” If a child is losing a lot of eyelashes and it keeps happening, doctors should look carefully at their health history because it might be a sign of a different health problem.
103 citations
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March 2011 in “PLoS Biology” Birds can lose neck feathers due to a genetic change that increases a gene's activity, helping them adapt to heat.
60 citations
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September 2010 in “Journal of the American Academy of Dermatology” Small white dots on the scalp seen with a dermoscope correspond to sweat ducts and vary with different hair disorders.
7 citations
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January 2020 in “Dermatology online journal” An adult with a rare skin condition improved with tazarotene treatment.
Raptor and Rictor have stable expression in hair cycles, with Raptor marking stem cells and Rictor involved in hair shaft formation.
4 citations
,
March 2006 in “Journal of dermatology” A Chinese-Japanese boy had a rare fungal infection on his scalp and skin, likely caught in China.
13 citations
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March 2002 in “Pediatric Dermatology” A child was initially wrongly diagnosed with a fungal scalp infection but actually had a non-scarring hair loss condition called Temporal Triangular Alopecia.
2 citations
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January 2017 in “Przegla̧d dermatologiczny” Two trichoscopic patterns found in hair loss: diffuse fibrotic and androgenetic alopecia, affecting treatment choice and regrowth chances.