September 2017 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” CCCA and lichen planopilaris have similar histological features, making them hard to distinguish.
January 2015 in “프로그램북(구 초록집)” Trichoscopy effectively diagnoses and assesses hair loss severity in androgenetic alopecia and alopecia areata.
17 citations
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
15 citations
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November 2016 in “Journal of The American Academy of Dermatology” Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
March 2021 in “Revista da Associação Médica Brasileira” 8 citations
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January 2011 in “International journal of trichology” Accurate diagnosis of APL is crucial to avoid unnecessary treatments.
13 citations
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July 2004 in “Pediatric dermatology” A new severe form of monilethrix syndrome includes hair loss, scalp itching, cataracts, and distinct facial features.
Polarized microscopy helps identify hair irregularities in genetic disorders.
August 2018 in “Journal of The American Academy of Dermatology” Older men's scalp damage increases with age and sun exposure, a baby girl in the Philippines has Schimmelpenning syndrome, and thyroid screening is advised for children with hair loss and certain risk factors.
6 citations
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May 2012 in “Clinical and experimental dermatology” Oral minoxidil can cause inflamed, ingrown hairs in the beard area.
January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
Pilomatricoma is a rare, harmless skin lump that needs accurate diagnosis and timely treatment.
July 2025 in “Dermatology Practical & Conceptual” Topical eyedrops may cause eyelash whitening and skin lightening around the eyes.
5 citations
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September 2009 in “Acta Ophthalmologica” Hyper-keratinisation in Meibomian glands contributes to gland dysfunction.
April 2020 in “International journal of research in dermatology” An 8-year-old girl has a rare, irreversible hair loss condition caused by a genetic mutation.
February 2013 in “Journal of the American Academy of Dermatology” A woman's hair loss looked like a different condition due to her hairstyle, and treatment stopped further hair loss but didn't regrow hair.
30 citations
,
March 1996 in “British Journal of Dermatology”
2 citations
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July 2021 in “JAAD Case Reports” Trichoscopy of the beard is useful for diagnosing frontal fibrosing alopecia in men.
August 2024 in “Indian Dermatology Online Journal” DCPA commonly affects males' lower legs, showing follicular pustules and white areas.
July 2018 in “Our Dermatology Online” Alopecia areata does not affect areas with psoriasis plaques.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
14 citations
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July 2016 in “Anatomical Science International” The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.
16 citations
,
July 2016 in “Veterinary Dermatology” Dermoscopy is useful for diagnosing hair loss patterns in dogs.
3 citations
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January 2020 in “Clinical dermatology review” Trichoscopy is useful for diagnosing hair and scalp disorders in people with darker skin.
November 2021 in “Skin appendage disorders” Self-induced hair loss should be considered in patients with androgenetic alopecia.
29 citations
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September 2014 in “American Journal of Dermatopathology” Horizontal sections of scalp biopsies are good for diagnosing Central Centrifugal Cicatricial Alopecia and help customize treatment.
3 citations
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January 2019 in “Journal of Dermatology” The p.P25L mutation in the KRT5 gene causes a rare skin condition that worsens over time and may lead to hair loss starting in young adulthood.
18 citations
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June 2017 in “Journal of The American Academy of Dermatology” Trichoscopy helps diagnose frontal fibrosing alopecia, even with unusual patterns.
158 citations
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February 2000 in “Archives of dermatology” Some people with pattern hair loss may also have scalp inflammation and scarring similar to lichen planopilaris.
May 2026 in “Journal of International Medical Research” Atrichia with papular lesions causes irreversible hair loss from infancy and is often misdiagnosed.