3 citations
,
December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
26 citations
,
January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
2 citations
,
March 2024 in “Pediatric Dermatology” Two siblings have a rare hair condition caused by a new genetic variant.
4 citations
,
January 2011 in “European journal of dermatology/EJD. European journal of dermatology” A boy had a rare scalp condition with thickened skin and different-colored hair.
1 citations
,
May 2012 in “Clinical and Experimental Dermatology” Iron can be present in hair color changes without overall iron deficiency.
January 1996 in “Studia iuridica” Two new gene mutations cause a rare hair disorder.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
February 2025 in “American Journal of Biomedical Science & Research” A rare combination of hair loss and excessive fine hair growth was found in celiac disease patients.
January 2011 in “대한피부과학회지” A 7-year-old girl was diagnosed with trichothiodystrophy due to low sulfur levels in her hair.
2 citations
,
March 1942 in “JAMA” September 2024 in “Digital Commons - University of South Florida (University of South Florida)” Hormones can change ptarmigan feather color from white to pigmented.
5 citations
,
June 2014 in “Gastroenterology report” Cronkhite-Canada syndrome can sometimes show unusual colonic adenomatous polyps.
January 2005 in “Veterinarski glasnik” The dog's hair discoloration was due to low zinc and hypothyroidism, not the medication.
41 citations
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December 2008 in “Pediatric Dermatology” Trichoscopy can diagnose Netherton syndrome without pulling hairs.
March 2025 in “International Journal of Trichology” Trichodaganomania involves biting one's hair and needs combined psychological and medical treatment.
November 2024 in “DELOS Desarrollo Local Sostenible” Thunbergia grandiflora and Russelia equisetiformis help each other grow by changing their shapes.
43 citations
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April 1996 in “Journal of Investigative Dermatology” 1 citations
,
June 2023 in “Cosmoderma” Trichoscopy is better than the hair pull test for tracking alopecia areata.
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
7 citations
,
January 2008 in “Indian Journal of Dermatology” Pigmentary mosaicism causes skin color changes and can affect multiple body systems, but has no cure.
7 citations
,
August 2013 in “Journal of the European Academy of Dermatology and Venereology” Less than a quarter of alopecia areata cases were unusual forms or had paradoxical regrowth.
January 2016 in “Journal of Clinical Dermatology” Trichoscopy helps diagnose and assess the severity of two types of hair loss diseases, androgenetic alopecia and alopecia areata.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
19 citations
,
May 2006 in “Clinical and Experimental Dermatology” Researchers found a new mutation causing total hair loss from birth.
Polarized microscopy helps identify hair irregularities in genetic disorders.
2 citations
,
September 2023 in “Journal of the Egyptian Womenʼs Dermatologic Society” Exclamation mark hairs and broken hairs best indicate active alopecia areata.
January 2017 in “프로그램북(구 초록집)” Iron deficiency anemia can cause hair breakage.
1 citations
,
April 2018 in “Turkish Journal of Dermatology” Childhood hypertrichosis is excessive hair growth not linked to hormones, with types based on location and origin.
29 citations
,
June 2005 in “Journal of Zoo and Wildlife Medicine” Most hair loss in captive rhesus macaques is likely due to environmental and behavioral factors.
9 citations
,
January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.