8 citations
,
June 2021 in “Acta dermato-venereologica” Trichoscopy is a reliable method for diagnosing hair-pulling disorder.
3 citations
,
January 2020 in “JAAD Case Reports” A girl had two rare hair conditions that helped understand their overlap.
6 citations
,
June 2010 in “Dermatologica Sinica” Panfolliculoma is a rare, non-cancerous growth related to hair follicles.
27 citations
,
May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
3 citations
,
October 2021 in “Journal of Cosmetic Dermatology” Trichoscopy helps tell apart Frontal Fibrosing Alopecia and Lichen planopilaris by showing different hair and scalp features.
28 citations
,
July 1980 in “British Journal of Dermatology” The hair disorder was caused by abnormal protein formation, making hair easily damaged.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
20 citations
,
January 1979 in “Journal of Experimental Zoology” Plucking hair speeds up the next hair growth, but hormones can change this timing.
January 2023 in “Dermatologic Therapy” The nutritional supplement Pilopeptan® WOMAN improved hair growth and thickness in women with hair loss.
7 citations
,
January 2014 in “International Journal of Trichology” Primary idiopathic pseudopelade of Brocq causes gradual, scarring hair loss with no effective treatment.
November 2025 in “Clinical Cosmetic and Investigational Dermatology” LIPH mutations cause woolly hair in some Chinese people.
3 citations
,
April 2016 in “International Journal of Dermatology” A young man was diagnosed with trichoepitheliomas, causing thick skin and hair loss.
4 citations
,
January 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Panitumumab can cause excessive ear hair growth.
August 2018 in “Journal of The American Academy of Dermatology” A 5-year-old girl with a rare skin disorder was effectively treated with skin creams instead of oral medication.
7 citations
,
May 2007 in “Nutrition Journal” Hair pluckability is not a reliable method for assessing nutrition.
23 citations
,
November 2011 in “Journal of the European Academy of Dermatology and Venereology” Hair loss is a rare but recognized symptom of pemphigus vulgaris, with patients usually regrowing hair after treatment.
32 citations
,
December 2003 in “Planta” Hypaphorine from a fungus changes the internal structure of Eucalyptus root hairs, stopping their growth.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing MCPIP1 from myeloid cells in mice leads to hair loss and prevents skin tumors but causes pigmented spots.
16 citations
,
June 2005 in “Clinical and Experimental Dermatology” Twisted hair is rare in severe anorexia nervosa, found in only 2 out of 30 patients.
2 citations
,
August 2012 in “Journal of the American Academy of Dermatology” Two patients with the same genetic mutation had both blistering skin and easily pulled out hair.
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.
4 citations
,
December 2024 in “International Journal of Dermatology” Mohs micrographic surgery is more effective than surgical excision for treating pilomatrix carcinoma, with no recurrences.
4 citations
,
January 2009 in “PubMed” A mutation in the KRT86 gene causes hair fragility in a Turkish family.
Antiandrogen treatment helps reduce hair follicles and sebaceous glands in hirsute women.
January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.
2 citations
,
October 1931 in “Archives of Dermatology and Syphilology” A rare scalp infection in a child developed into a kerion with additional skin symptoms.
July 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 1 citations
,
September 2024 in “Veterinary Dermatology” Trichography is important for diagnosing hair fragility in Pomeranian dogs with hair cycle issues.
26 citations
,
August 2007 in “Annals of Anatomy - Anatomischer Anzeiger” Feathers become harder as they develop due to a change in keratin type.
3 citations
,
May 2020 in “JAAD Case Reports” Two patients with psoriasis grew extra hair after using certain psoriasis medications.