4 citations
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July 2010 in “International Journal of Cosmetic Science” Curved human hair has different structures on its convex and concave sides.
1 citations
,
October 2012 in “The Journal of Dermatology” A Korean girl developed kinky hair without known cause or effective treatment.
28 citations
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January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
26 citations
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February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
January 2019 in “Dermatologic Surgery” March 1983 in “The Journal of the American Dental Association” 264 citations
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October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
11 citations
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February 1989 in “Journal of veterinary medicine. Series A” Crossbreeding certain European cattle breeds may cause hair and physical issues in cattle.
2 citations
,
December 2013 in “Current Oral Health Reports” Bioengineered teeth could replace damaged teeth and restore oral functions.
5 citations
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January 2012 in “International journal of trichology” A 2-year-old boy had no hair and unusual organ placement, and it's unclear if it's genetic or coincidental.
35 citations
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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.
January 2024 in “Wiadomości Lekarskie” Early physiotherapy with exercises and stretching is crucial for treating congenital torticollis.
1 citations
,
June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
13 citations
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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.
5 citations
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December 1964 in “Australasian journal of dermatology” Congenital atrichia is a rare condition where children are born without hair, and treatment is often ineffective.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
Using calvarial bone for maxilla augmentation is less painful and allows for single-procedure dental implants.
2 citations
,
March 2016 in “Serbian Journal of Dermatology and Venerology” A six-year-old boy with excessive hair growth and other symptoms may have a genetic link on chromosome 17q, requiring regular medical follow-ups.
4 citations
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March 2024 in “International Journal of Surgery Case Reports” An 11-year-old boy with hair-eating habits needed surgery and psychiatric help.
16 citations
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September 1997 in “Oral surgery, oral medicine, oral pathology, oral radiology and endodontics” Hair loss from alopecia areata can rarely be caused by dental problems, and treating the dental issue may reverse the hair loss.
5 citations
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January 2015 in “Current Topics in Developmental Biology” Fish teeth and taste bud densities are linked and can change between types due to shared genetic and molecular factors.
2 citations
,
April 1970 in “Archives of Dermatology” Ichthyosis serpentina may be a variant linked to bamboo hair, with a possible genetic component.
1 citations
,
June 2016 in “Medicina” Monilethrix is a genetic disorder causing brittle hair, diagnosed using tricoscopy.
61 citations
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April 1980 in “Journal of the American Academy of Dermatology” A new syndrome may link skin, growth, mental, and hair issues.
November 2025 in “Frontiers in Oral Health” Accurate diagnosis and management of rare genian fistulas require combined clinical, radiologic, and histopathologic evaluations.
33 citations
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December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
17 citations
,
June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.
2 citations
,
March 2024 in “Pediatric Dermatology” Two siblings have a rare hair condition caused by a new genetic variant.