September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
29 citations
,
October 2012 in “Anais Brasileiros De Dermatologia” Diagnosing hair loss disorders needs clinical, dermoscopic, and histological differences, and checking menstrual cycle, weight changes, drug therapy, and nail changes.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
30 citations
,
November 2012 in “Anais Brasileiros De Dermatologia” Diagnosing diffuse alopecia, a hair loss condition, can be challenging and may require a scalp biopsy or tracking the disease's progression when symptoms and skin tests aren't enough.
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Alopecia linked to higher anxiety and personality disorders.
7 citations
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January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
April 2024 in “International Journal of Research Publication and Reviews” Alopecia areata causes hair loss with varied treatment responses and frequent relapses.
January 2015 in “Springer eBooks” The pull test and wash test are cheap, easy methods to diagnose hair loss.
37 citations
,
June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
31 citations
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December 2010 in “Journal of the American Academy of Dermatology” Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
August 2024 in “Biophysics Reviews” Mammal hairs have different internal structures.
1 citations
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March 2013 in “PubMed” The study found that it's hard to tell the difference between two types of hair loss, alopecia areata and telogen effluvium, by looking at symptoms and tissue samples.
2 citations
,
September 2023 in “Journal of the Egyptian Womenʼs Dermatologic Society” Exclamation mark hairs and broken hairs best indicate active alopecia areata.
27 citations
,
January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
30 citations
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October 2013 in “Lupus” Hair loss in lupus is different from hair loss in alopecia areata and may indicate lupus activity.
September 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Non-invasive methods can effectively monitor hair growth cycles, aiding hair loss treatment development.
53 citations
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October 2003 in “Developmental Biology” Too much Sonic Hedgehog protein stops hair growth in embryos.
October 2025 in “International Journal of Molecular Sciences” Early intervention in patch-type alopecia may prevent progression to more severe forms by targeting immune pathways and preserving keratin.
40 citations
,
February 1946 in “Canadian Journal of Research/Canadian journal of research” Hereditary factors cause hair loss in mice by affecting skin and hair follicle structure.
36 citations
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July 1996 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice with the 'lanceolate hair' mutation have abnormal hair and skin similar to human Netherton's syndrome.
July 2024 in “Clinical and Experimental Dermatology” Hair loss patterns in Asian and Black women are unique and may affect treatment.
September 2022 in “IP Indian journal of clinical and experimental dermatology” An 8-year-old girl has a rare genetic disorder causing complete, irreversible hair loss and skin bumps.
4 citations
,
January 2010 in “Journal of Veterinary Medical Science” The analyses helped identify different skin diseases in the two dogs.
24 citations
,
May 2000 in “Journal of the American Academy of Dermatology” Pseudopelade can affect both the scalp and beard, causing hair loss.
January 2024 in “Applied Mathematics and Nonlinear Sciences” The model helps understand alopecia areata and suggests better treatment strategies.
January 2000 in “The Mouseion at the JAXlibrary (Jackson Laboratory)” The lanceolate hair-J mutation in mice helps understand human hair disorders like Netherton's syndrome.
34 citations
,
June 2007 in “The Journal of Dermatology” Most Korean systemic lupus erythematosus patients experienced hair loss, often as non-scarring diffuse hair loss, with non-scarring patch alopecia also common.
1 citations
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October 2013 in “Expert Review of Dermatology” Diagnosing alopecia areata is challenging and requires careful examination and various tests to distinguish it from other hair loss types.
July 2019 in “Journal der Deutschen Dermatologischen Gesellschaft” A mother and daughter have a rare genetic hair loss disorder with no effective treatment.
14 citations
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March 1994 in “Archives of Dermatology” A married couple both developed alopecia areata, possibly due to shared stress.