161 citations
,
June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair stops producing melanin as it transitions from the growth phase to the resting phase.
11 citations
,
January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
35 citations
,
September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
February 2018 in “Dermatologic Surgery” Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
18 citations
,
February 2001 in “Der Hautarzt” A woman with myotonic dystrophy had multiple skin tumors on her scalp, suggesting a genetic link.
October 2019 in “Journal of Evolution of Medical and Dental Sciences” A 56-year-old man was diagnosed with Cronkhite-Canada Syndrome after showing symptoms like diarrhea, weight loss, and skin changes.
22 citations
,
January 2017 in “Acta Endocrinologica” A woman with multiple autoimmune diseases showed improvement in hair loss but not in skin discoloration after treatment.
July 2024 in “British journal of dermatology/British journal of dermatology, Supplement” A variant in the KRT31 gene causes a rare hereditary hair disorder called monilethrix.
3 citations
,
June 2002 in “PubMed” Two sisters with Netherton's syndrome had skin and hair issues, needing special diet and ointments.
175 citations
,
September 1998 in “British Journal of Dermatology” Keratin 17 gene mutations cause both steatocystoma multiplex and pachyonychia congenita type 2.
Keratinocytes can reduce the survival of certain melanoma cells, suggesting new therapy paths.
19 citations
,
July 2004 in “Australasian Journal of Dermatology” Her hair grew back normally after she stopped rubbing it.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
4 citations
,
April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
1 citations
,
October 2021 in “Australasian Journal of Dermatology” The document's conclusion cannot be provided because the document is not available or cannot be understood.
19 citations
,
March 1988 in “International Journal of Dermatology” Hair shaft dysplasias are abnormal hair conditions that can be inherited or acquired and may signal other health issues, with limited treatment options available.
8 citations
,
February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
January 2012 in “Journal of Investigative Dermatology” Some Greek melanoma patients have gene mutations linked to increased cancer risk, a new color feature helps diagnose melanoma, the incidence of a skin condition in the Netherlands is rare, and a gene possibly affects male-pattern baldness.
97 citations
,
March 2006 in “Journal of Investigative Dermatology” Mutations in the DSG4 gene cause a severe form of brittle hair and skin issues.
3 citations
,
March 2017 in “Pediatric Dermatology” FOXN1 duplication can cause excessive hair growth.
1 citations
,
January 2017 in “Current Dermatology Reports” Early baldness in men may indicate risks for obesity, metabolic syndrome, insulin resistance, and heart disease, similar to women with PCOS. Alopecia areata is often linked with autoimmune diseases and mental health issues. Certain hair disorders are due to genetic issues, and chemotherapy can cause hair loss through specific biological pathways. Iron deficiency's link to hair loss is still disputed.
110 citations
,
August 2004 in “British Journal of Dermatology” The ventral matrix is the main source of the nail plate.
3 citations
,
November 2022 in “Frontiers in Medicine” Onychopapilloma likely originates from the nail bed, not the nail matrix.
21 citations
,
January 2018 in “PLoS Genetics” Certain genetic variants in keratins increase the risk of tooth decay.
January 2025 in “Figshare” Stress can cause sudden hair whitening in children, but it may reverse on its own.
January 2025 in “Figshare” Stress can cause sudden hair whitening in children, but it may reverse on its own.
October 2025 in “Molecular Genetics and Genomics”
30 citations
,
September 2017 in “Clinics in Dermatology” Acanthosis nigricans is a skin condition that may indicate a higher risk for insulin resistance and type 2 diabetes, and more research is needed to understand and treat it.
5 citations
,
April 1984 in “Archives of Dermatology” Porphyria cutanea tarda causes skin issues due to an enzyme deficiency.