47 citations
,
November 1966 in “Archives of Dermatology” Trichorrhexis nodosa is mainly caused by hair trauma, not a metabolic defect.
3 citations
,
January 2020 in “JAAD Case Reports” A girl had two rare hair conditions that helped understand their overlap.
119 citations
,
November 2016 in “American journal of human genetics” Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.
10 citations
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August 2007 in “Journal der Deutschen Dermatologischen Gesellschaft” Individualized treatment plans are crucial for managing excessive hair growth.
3 citations
,
January 2010 in “Elsevier eBooks” The document describes various skin conditions, their features, and treatments but lacks detailed study size information.
11 citations
,
January 2005 in “Brazilian Journal of Medical and Biological Research” Hairless USP mice have enlarged skin cysts as they age.
January 2025 in “Clinical Cosmetic and Investigational Dermatology” Genetic testing is crucial for diagnosing rare hair loss disorders.
2 citations
,
May 1991 in “PubMed” Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.
12 citations
,
January 2013 in “Indian dermatology online journal” Dermatopathia pigmentosa reticularis causes skin discoloration, hair loss, and nail problems.
December 2025 in “Clinical Case Reports” Netherton syndrome causes skin and hair issues, confirmed by "bamboo hair" under dermoscopy, with no cure but managed with topical treatments.
38 citations
,
June 2005 in “International Journal of Dermatology” A man with nevus comedonicus syndrome had multiple skin issues, including basal cell carcinomas, which improved with treatment.
2 citations
,
November 2011 in “Pediatric dermatology” 18 citations
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January 1992 in “Dermatology” A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.
11 citations
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June 1985 in “Journal of cutaneous pathology” Examining many sections is key to correctly diagnosing hair follicle disorders.
74 citations
,
October 2012 in “The American Journal of Human Genetics” Mutations in the HOXC13 gene cause hair and nail development issues.
21 citations
,
April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
May 2022 in “Portuguese Journal of Dermatology and Venereology” Hair-follicle transplants can heal chronic skin ulcers.
January 2025 in “Journal of Fungi” Advanced dermoscopy techniques improve diagnosis and treatment monitoring for Kerion celsi but don't guarantee full hair regrowth.
April 2025 in “International Journal For Multidisciplinary Research” Hypertrichosis causes excessive hair growth and can be managed with treatments like laser, electrolysis, or new topical solutions.
April 1906 in “The American Journal of the Medical Sciences” Keratosis Pilaris Atrophicans causes skin scarring and might be treated with a new synthetic retinoid.
6 citations
,
January 2018 in “Dermato-endocrinology” Darkened knuckles can be an early sign of insulin resistance.
1 citations
,
October 1978 in “The Journal of Pediatrics”
Trichodysplasia spinulosa can occur after a heart transplant due to immunosuppressive drugs.
January 2022 in “Clinical Cases in Dermatology” A woman's scalp nodule was a common, harmless pilar cyst, treated by surgical removal.
1 citations
,
October 2019 in “European Journal of Dermatology” Salicylic acid ointment effectively treated a toddler's skin condition.
34 citations
,
June 1992 in “Journal of Cutaneous Pathology” Harlequin ichthyosis involves abnormal skin cell structures and giant mitochondria, affecting skin and hair.
10 citations
,
January 2018 in “International journal of trichology” Eruptive vellus hair cysts are rare and often misdiagnosed, requiring biopsy for accurate diagnosis.
April 2019 in “Journal of the Endocrine Society” Bilateral ovarian hyperthecosis is a rare but treatable cause of increased facial hair in postmenopausal women.
35 citations
,
January 2008 in “American Journal of Clinical Dermatology” KFSD can be linked to acne keloidalis nuchae and tufted hair folliculitis.
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.