2 citations
,
January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
January 2019 in “Revista Dermatológica Centro Uraga” Alopecia triangular temporal is a rare condition with unclear causes and treatment, but trichoscopy helps in diagnosis.
4 citations
,
June 1989 in “Archives of Dermatology” A man had a black pore on his cheek, which was removed and found to be a hair follicle tumor.
38 citations
,
September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
June 1995 in “Archives of Dermatology” A woman's hair loss was due to trichotillomania, which is often misdiagnosed and can require different treatments based on age and underlying conditions.
2 citations
,
January 2016 in “İzmir Dr.Behçet Uz çocuk hastanesi dergisi” A child's scalp infection was caused by a fungus not previously known to do so, but it was successfully treated.
41 citations
,
November 2011 in “The Journal of Dermatology” Some hair loss disorders are caused by genetic mutations affecting hair growth.
39 citations
,
February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
39 citations
,
November 2009 in “Clinical and Experimental Dermatology” Immune privilege collapse in hair follicles may cause permanent hair loss in certain conditions.
3 citations
,
December 2003 in “Archives of Pathology & Laboratory Medicine” The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
6 citations
,
August 2011 in “Anais Brasileiros de Dermatologia” Vellus hair cysts can cause acne-like bumps that don't respond to treatment.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle bumps with stem cells might contribute to permanent hair loss by getting disconnected due to scarring.
March 2023 in “Journal of Cosmetic Dermatology” Trichoscopy is effective for diagnosing scalp ACC in darker skin tones.
2 citations
,
December 2019 in “Cureus” A patient with a scalp condition and benign skin tumor experienced hair loss and did not improve with treatment, choosing not to have surgery despite a small cancer risk.
50 citations
,
February 2016 in “Journal of Investigative Dermatology” A mutation in the KRT25 gene causes a rare hair disorder with thin, woolly hair.
January 2005 in “Doctoral thesis, University of London.” Activating β-catenin signaling can trigger hair growth and new hair follicle formation.
13 citations
,
October 2004 in “Anais Brasileiros De Dermatologia” The document concludes that compulsive hair disorders, like trichotillomania, are complex and require careful diagnosis and treatment from both psychiatric and dermatological perspectives.
November 2016 in “Oncology Letters” Milia may come from the outer part of the hair follicle.
July 2025 in “Dermatology Practical & Conceptual” A 2-year-old boy has a rare hair disorder causing brittle hair and hair loss, which may improve with age.
47 citations
,
April 2000 in “Experimental Dermatology” A new gene mutation causes a rare type of hair loss.
January 2026 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” A 5-year-old boy has Nevus Comedonicus Syndrome, causing skin lesions and a cataract.
April 2023 in “Our Dermatology Online” Trichoscopy is effective in diagnosing trichotillomania by showing specific hair patterns.
1 citations
,
July 2012 in “Nasza Dermatologia Online” CCCA may be caused by both hair traction and an immune response.
January 2014 in “Pathology” RET mutation is important in familial medullary thyroid carcinoma, and BRAF mutation in papillary thyroid carcinoma is linked to more aggressive cancer and higher death rates.
32 citations
,
January 2000 in “Human Heredity” Monilethrix severity varies and may be influenced by other genetic or environmental factors.
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
351 citations
,
February 2010 in “Nature Cell Biology” Basal cell carcinoma mostly starts from cells in the upper skin layers, not hair follicle stem cells.
6 citations
,
October 1998 in “PubMed” Antifungal treatment can improve severe skin infections with cutaneous horns.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” CTCF protein is essential for skin and hair follicle development in mice.
Loss of the p53 gene alone causes tumors, and losing both p53 and Rb genes speeds up aggressive skin cancer.