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.
2 citations
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May 2023 in “JAAD Case Reports” The document concludes that early and accurate diagnosis of hair loss on the top of the scalp in Black men is important to distinguish CCCA from other types of hair loss.
May 2025 in “Pediatric Dermatology” Topical and oral minoxidil are the best treatments for monilethrix.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
20 citations
,
December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.
16 citations
,
July 2014 in “Cell Biology International” Lithium chloride helps hair follicle cells become tooth cells by activating a specific signaling pathway.
18 citations
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September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
2 citations
,
December 2019 in “The Open Dermatology Journal” Linear Discoid Lupus Erythematosus of the scalp can cause hair loss and should be considered in similar cases.
199 citations
,
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.
2 citations
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January 2019 in “Acta dermato-venereologica” November 2023 in “Journal of Investigative Dermatology” Highly active but fewer CD14+CD16- monocytes are found in Alopecia Areata patients, regardless of severity.
1 citations
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May 2023 in “Cureus” A rare hair follicle tumor in the hand was successfully removed with no return after four years.
2 citations
,
February 2009 in “Clinical and Experimental Dermatology” A man had rare skin tumors with bone formation and cholesterol deposits.
1 citations
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March 2024 in “Ophthalmic Plastic and Reconstructive Surgery” A pilomatrixoma in the eyebrow can cause hair loss and skin lightening.
13 citations
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March 2016 in “Journal of Cutaneous Pathology” Some people's hair loss is caused by multiple factors, with the most common being a mix of AGA and CCCA.
May 2025 in “International Journal of Women’s Dermatology” CCCA mainly affects Black women and is linked to high-tension hairstyles, heating tools, chemical relaxants, and genetics.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
80 citations
,
June 2000 in “Modern Pathology” Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.
4 citations
,
January 2018 in “International Journal of Trichology” A rare genetic disease causes sparse hair and early blindness due to a gene mutation.
A woman with a rare hair loss condition developed skin cancer in the bald area.
5 citations
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April 2023 in “Life” CCCA affects adolescents too, with genetic and environmental links, requiring careful diagnosis.
April 2026 in “Diagnostics” Parry–Romberg Syndrome can involve the brain even without obvious symptoms, and a new diagnostic framework is suggested for early detection.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Different solvents affect minoxidil crystal shapes, improving flowability and revealing a unique butterfly-shaped crystal.
April 2012 in “Informa Healthcare eBooks” Temporal triangular alopecia is a lifelong condition with hairless patches on the side of the head that may be present from birth.
March 2024 in “IP Indian journal of clinical and experimental dermatology” Giant solitary trichoepithelioma is a rare, usually non-cancerous hair follicle tumor that can sometimes turn into skin cancer.
1 citations
,
April 2022 in “The Journal of Family Practice” CCCA causes progressive hair loss in Black women, starting from a central scalp patch.
36 citations
,
January 1994 in “Cell and Tissue Research” Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.
18 citations
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January 2015 in “Experimental Dermatology” New mutations in KRT83 and KRT86 are linked to the hair disorder monilethrix.