January 2023 in “Zenodo (CERN European Organization for Nuclear Research)” PCOS is a major health issue affecting multiple hormone-producing organs.
13 citations
,
September 1997 in “Archives of Dermatology” The boy likely has a fungal infection causing hair loss.
478 citations
,
September 1996 in “Proceedings of the National Academy of Sciences” Overexpression of PTHrP in chondrocytes causes short-limbed dwarfism and delayed bone formation in mice.
March 2025 in “International Journal of Trichology” Trichodaganomania involves biting one's hair and needs combined psychological and medical treatment.
75 citations
,
October 2010 in “Mammalian genome” Sphynx cats are hairless and Devon Rex cats have curly hair due to specific genetic mutations.
39 citations
,
February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
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.
13 citations
,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Mutations in the DSG4 gene cause fragile, sparse hair in humans, mice, and rats.
56 citations
,
February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
14 citations
,
March 1994 in “Archives of Dermatology” A married couple both developed alopecia areata, possibly due to shared stress.
4 citations
,
September 1992 in “Journal of Small Animal Practice” A French bulldog had sparse hair due to a condition similar to that seen in Chinese crested dogs.
27 citations
,
May 2002 in “The Journal of Clinical Endocrinology & Metabolism” Brothers of women with PCOS tend to have higher levels of a hormone called DHEAS, indicating a possible genetic link.
4 citations
,
March 2011 in “European Journal of Dermatology” Trauma can cause fat inflammation and abnormal hair growth.
12 citations
,
March 2013 in “The American journal of dermatopathology/American journal of dermatopathology” Birt–Hogg–Dubé Syndrome requires genetic testing for accurate diagnosis due to its similarities with tuberous sclerosis.
January 2012 in “Case reports in pediatrics” A 16-year-old boy's arm hair grew more after wearing a splint, but it returned to normal in 8 months.
2 citations
,
September 2022 The PER3 rs772027021 SNP may cause mild skin pigmentation changes in a new subtype of dyschromatosis universalis hereditaria.
2 citations
,
August 2023 in “Development” Hair follicles in the back of the rosette fancy mouse have reversed orientations due to a gene mutation.
January 1983 in “Elsevier eBooks” Masculinization in affected individuals occurs gradually after puberty due to hormone changes.
9 citations
,
February 2007 in “JAMA” PCOS is a common inherited condition causing cysts, irregular periods, and increased diabetes risk in women.
January 1999 in “American Journal of Medical Genetics Part A” The report expanded knowledge of MBTPS1-related disorders by identifying new symptoms.
8 citations
,
April 2016 in “Anais Brasileiros De Dermatologia” Right hand finger ratio may predict male hair loss.
94 citations
,
April 2002 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A new gene mutation causes female pseudohermaphroditism due to glucocorticoid resistance.
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.
12 citations
,
July 2004 in “Molecular genetics and genomics” A new mouse mutation causes skin and hair defects due to a gene change.
54 citations
,
January 1995 in “Human Molecular Genetics” Monilethrix is linked to a gene cluster on chromosome 12.
January 2019 in “Przegląd Dermatologiczny” An 87-year-old woman was diagnosed with type 3 autoimmune polyendocrine syndrome and had multiple autoimmune issues.
23 citations
,
July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
100 citations
,
November 1997 in “Human Genetics” A new mutation in the hHb1 keratin gene is linked to the hair disorder monilethrix.
January 2014 in “International Journal of Case Reports and Images” A woman with undifferentiated connective tissue disease was diagnosed with renal amyloidosis and carpal tunnel syndrome.
5 citations
,
October 2012 in “The Journal of Dermatology” Traumatic panniculitis can cause increased hair growth in affected areas.