65 citations
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January 2013 in “Cochrane library” Some systemic treatments work for nail psoriasis but can have serious side effects.
3 citations
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November 2022 in “Frontiers in Medicine” Onychopapilloma likely originates from the nail bed, not the nail matrix.
34 citations
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June 1992 in “Journal of Cutaneous Pathology” Harlequin ichthyosis involves abnormal skin cell structures and giant mitochondria, affecting skin and hair.
37 citations
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September 2005 in “Australasian Journal of Dermatology” A man with scalp and neck skin issues improved after a year of oral isotretinoin.
8 citations
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January 1984 in “Veterinary Pathology” Toy poodles may develop harmless mineral deposits around hair follicles as they age.
December 2023 in “Journal of dermatology” The study concluded that key signs of Keratosis follicularis spinulosa decalvans are changes in terminal hair and vellus hair follicles, which likely start the inflammation and damage to hair follicles.
2 citations
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January 2017 in “Indian dermatology online journal” A woman had a rare infection of both white piedra and head lice, which improved after 10 weeks of antifungal treatment.
August 2025 in “The Nishinihon Journal of Dermatology” Prednisolone treatment improved symptoms and hair regrowth in a patient with Cronkhite-Canada Syndrome.
September 2023 in “Cutis” A baby girl has a hair disorder called monilethrix, causing fragile hair that may improve over time.
1 citations
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May 1967 in “Pediatric Research” 144 citations
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May 1990 in “Journal of the American Academy of Dermatology” 20 citations
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February 2015 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” A 6-year-old girl was diagnosed with a rare hair disorder and started treatment with topical minoxidil.
13 citations
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July 2007 in “Pediatric dermatology” Vitamin D3 ointment improved skin bumps on the chin but didn't give lasting results after stopping use.
October 2022 in “Aesthetic Cosmetology and Medicine” PCOS often causes skin problems due to hormonal and metabolic imbalances.
47 citations
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November 1966 in “Archives of Dermatology” Trichorrhexis nodosa is mainly caused by hair trauma, not a metabolic defect.
2 citations
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April 1970 in “Archives of Dermatology” Ichthyosis serpentina may be a variant linked to bamboo hair, with a possible genetic component.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
41 citations
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January 1992 in “Journal of medical genetics” The study found that males with KFSD had severe skin and eye symptoms, while female carriers had milder symptoms.
18 citations
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March 1992 in “Archives of Dermatology” The man's scarring alopecia and skin issues did not improve with treatments.
26 citations
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May 1991 in “Clinical and experimental dermatology” Oral etretinate improved hair length and reduced beading in monilethrix.
January 2011 in “Linchuang pifuke zazhi” 26 citations
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October 1999 in “Archives of Dermatology” Curly hair in certain scalp areas can be an early sign of hair loss.
109 citations
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September 2011 in “Human molecular genetics online/Human molecular genetics” New treatments targeting specific genes show promise for treating keratin disorders.
12 citations
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January 2013 in “Indian Journal of Dermatology” Monilethrix is a rare genetic hair disorder that's hard to treat.
December 2024 in “PubMed” A man with a rare disease experienced late hair whitening and loss, but hair color returned, suggesting a good outlook.
March 2014 in “Journal of clinical microbiology” Kerion, a scalp fungal infection, requires lab confirmation and is treated with antifungal medication and medicated shampoo.
2 citations
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June 2010 in “Medicina de Familia SEMERGEN” The girl's "dandruff" was actually harmless hair casts, not a hygiene issue.
62 citations
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October 1999 in “Journal of Investigative Dermatology” New mutations in hair keratin genes can change hair structure and cause monilethrix, with nail issues more common in certain gene mutations.
1 citations
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January 2017 in “International Journal of Trichology” A new mutation caused a rare hair disorder in a Polish girl, not inherited from her family.