17 citations
,
November 2012 in “Journal of Investigative Dermatology” The document concludes that over 500 genes are linked to hair disorders and this knowledge is important for creating new treatments.
2 citations
,
January 2011 in “Dermatologica Sinica” Taiwan reported its first case of a rare scalp condition with no clear cause or treatment.
November 2022 in “Journal of the Endocrine Society” A 21-year-old male with a rare genetic disorder experienced sudden hair loss and high DHEAS levels, likely due to a condition similar to PCOS, usually seen in women.
4 citations
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July 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone increases hair follicle cell growth when beard or axillary skin cells are present together.
March 2022 in “Ophthalmology Journal” A woman's rare benign eyelid tumor was correctly identified through detailed tissue analysis.
August 2025 in “Dermatopathology” Pilomatricomas are often linked to genetic syndromes, especially Apert syndrome, and genetic analysis is crucial for diagnosis.
November 2024 in “Medicina Estética Revista Científica de la Sociedad Española de Medicina Estética (SEME)” La detección temprana y precisa de la pseudopelada de Brocq es crucial para detener su progresión.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
June 2026 in “Journal of Korean Medicine” Long-term repeated cupping therapy can cause unexpected localized hair growth.
April 2023 in “Journal of Investigative Dermatology” MPZL3 protein helps control the size of oil glands and the growth of oil-producing cells in both mice and humans.
1 citations
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July 2001 in “Pediatrics in review” The girl has a hormonal imbalance causing increased hair growth and other male characteristics.
January 2006 in “中华医学杂志:英文版” Cultured skin cells can trigger hair growth and the amount of certain proteins they produce affects their ability to regenerate hair follicles.
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.
199 citations
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April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
January 2016 in “Dermatology online journal” A 15-year-old girl has a benign skin tumor on her neck.
8 citations
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January 2019 in “Annals of Dermatology” Bilobetin may help reduce acne by decreasing sebum production.
1 citations
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November 2017 in “Skin appendage disorders” Ingrown hairs are a common feature in scarring alopecias due to follicular damage.
67 citations
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September 2008 in “Dermatologic therapy” Hirsutism is excessive hair growth in women often caused by polycystic ovarian syndrome, and identifying the cause is important for managing associated health risks.
22 citations
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December 1991 in “PubMed”
April 2023 in “Journal of Investigative Dermatology” Cyclosporin A, a drug, reduces TGF-β2 expression in skin cells, potentially causing excessive hair growth through a process involving the calcineurin/NFAT pathway.
January 2024 in “The Indian Veterinary Journal” A young goat with skin issues improved with medication and supplements.
April 2017 in “Journal of Investigative Dermatology” A virus protein can activate a pathway that may lead to abnormal hair follicle development.
October 2024 in “Journal of the Endocrine Society” Hirsutism in young girls can have causes other than PCOS, so diagnoses should be reassessed if treatments don't work.
February 2026 in “Dermatology Reports” Trichoscopy helps diagnose and treat dissecting cellulitis early, preventing scarring.
September 2021 in “CRC Press eBooks” Acne keloidalis nuchae is a hair loss condition affecting men of African descent, causing scar-like bumps on the scalp and neck.
6 citations
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February 2020 in “Journal of Cutaneous Pathology” Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.
2 citations
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July 2018 in “Our Dermatology Online” Calcipotriol cream reduced skin thickening and itching in a rare nipple condition.
January 2026 in “Cosmoderma” A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
21 citations
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June 1992 in “Pediatric Dermatology” Eruptive vellus hair cysts are often underreported and need histologic confirmation for accurate diagnosis.
150 citations
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October 2010 in “The American Journal of Pathology” The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.