199 citations
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April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
February 2013 in “Journal of the American Academy of Dermatology” Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
April 2017 in “Journal of Investigative Dermatology” Deep phenotyping helps distinguish between xeroderma pigmentosum and trichothiodystrophy, aiding in diagnosis and treatment.
January 2021 in “Nasza Dermatologia Online” Plica polonica is a rare condition where hair becomes irreversibly tangled, and the treatment is to cut the matted hair.
20 citations
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March 1985 in “Journal of The American Academy of Dermatology” Genetic factors alone might not cause pemphigus vulgaris; other factors like birth complications and puberty may trigger it.
June 2022 in “Our Dermatology Online” Trichoscopy is essential for early detection and monitoring of female-pattern hair loss.
9 citations
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January 2019 in “Skin appendage disorders” Researchers found a new sign of fungal infection in some patients with Seborrheic Dermatitis.
July 2024 in “LA CIENCIA AL SERVICIO DE LA SALUD Y NUTRICIÓN” The condition is harmless, doesn't worsen, and needs no invasive treatment.
11 citations
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April 1993 in “PubMed” Human hair cells can change based on their environment, especially interactions with certain skin cells.
64 citations
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August 2014 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A deficiency in the TTC7A gene causes immune problems, gut issues, and hair loss.
37 citations
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April 1977 in “Journal of Cutaneous Pathology” Skin biopsy can help diagnose hair loss from trichotillomania.
February 2026 in “Frontiers in Medicine” Personalized sonidegib dosing can effectively treat Gorlin-Goltz syndrome with fewer side effects.
78 citations
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May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.
59 citations
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November 2011 in “Development” Trps1 is essential for proper hair follicle development.
June 2023 in “Italian journal of dermatology and venereology” Trichoscopy effectively diagnoses allergic scalp contact dermatitis.
September 2022 in “TURKDERM” A rare benign skin nodule was found on the buttock, a unique location for this condition.
23 citations
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December 2008 in “Pediatric neurology” The document adds two cases of Gomez-Lopez-Hernandez syndrome and suggests including trigeminal anesthesia and scalp alopecia as key diagnostic criteria.
13 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Mutations in the DSG4 gene cause fragile, sparse hair in humans, mice, and rats.
The document concludes that the girl's hairlessness is likely inherited from her parents.
2 citations
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January 2000 in “Journal of Toxicologic Pathology” A single recessive gene causes sparse hair in certain Japanese White rabbits.
20 citations
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July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
39 citations
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January 1998 in “Dermatology” Milia, SM, and EVHC may be related conditions, not separate ones.
264 citations
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October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
March 2023 in “Journal of skin and stem cell” Trichoscopy is a good, quick, non-invasive way to diagnose different types of hair loss.
April 2026 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” April 2026 in “Reviews in Medical Virology” Trichodysplasia spinulosa is a rare skin condition linked to weakened immune systems, mostly in organ transplant patients.
1 citations
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August 2023 in “Clinical Cosmetic and Investigational Dermatology” Exclamation mark hairs help distinguish syphilitic alopecia from alopecia areata.
4 citations
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January 2017 in “Journal of veterinary medical science” A dog had a rare skin tumor called desmoplastic tricholemmoma.
17 citations
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May 2007 in “British Journal of Dermatology” Gomez–Lopez–Hernandez syndrome can cause focal hair loss and developmental delays but some children can still function well and excel in school and sports.
The document concludes that Syndromes of Severe Insulin Resistance are rare disorders with limited treatment options.