Social hair plucking in rhesus macaques is an abnormal behavior with both social and aggressive traits and health impacts.
December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.
May 2025 in “Indian Dermatology Online Journal” Trichoscopy is crucial for diagnosing rare genetic hair disorders.
5 citations
,
January 2017 in “Arquivos Brasileiros de Oftalmologia” A rare genetic disorder causes sparse hair and vision loss due to a CDH3 gene mutation.
144 citations
,
May 1990 in “Journal of the American Academy of Dermatology”
11 citations
,
May 1998 in “Child's nervous system” A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.
3 citations
,
January 2021 in “Veterinary dermatology” A litter of cats had a hair condition similar to a mouse mutation, leading to hair loss and abnormal hair and skin.
January 2024 in “International Ayurvedic medical journal” Certain Prakruti types are more prone to early male pattern baldness.
September 1998 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Hair changes could indicate neurological diseases and help monitor treatment.
5 citations
,
March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
100 citations
,
November 1997 in “Human Genetics” A new mutation in the hHb1 keratin gene is linked to the hair disorder monilethrix.
26 citations
,
August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
1 citations
,
March 2023 in “Frontiers in Cardiovascular Medicine” A specific gene variant is linked to heart disease, increased heart muscle, curly hair, and thick skin on palms and soles.
1 citations
,
January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
January 2024 in “Australasian journal of dermatology (Print)” A boy's hair turned red because of genetic mutations, not lack of zinc.
May 2026 in “Frontiers in Medicine” The patient's hair improved after treatment, but the genetic link is unclear.
December 2020 in “Skin appendage disorders” Finasteride may effectively treat hair loss in Klinefelter Syndrome patients.
March 1990 in “Journal of Dermatological Science”
3 citations
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September 2020 in “Case reports in dermatological medicine” Misdiagnosing kerion as a bacterial infection can lead to unnecessary surgery and permanent hair loss.
Early detection and treatment of hair-thread tourniquet syndrome in young girls is important to prevent serious harm.
Genetic mutations linked to ectodermal dysplasias and hair loss were identified in Pakistani families.
15 citations
,
October 1996 in “Archives of Dermatology” Researchers identified a new hair loss pattern called "sisaipho type," where hair is lost across the scalp except around the edges.
May 2026 in “Psychoneuroendocrinology” 18 citations
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January 1992 in “Dermatology” A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.
March 2023 in “The primary care companion for CNS disorders” Dengue fever can cause hair loss that may lead to serious psychological issues like Body Dysmorphic Disorder in young women.
4 citations
,
April 2019 in “JAAD Case Reports” DPR can cause skin, hair, and nail issues, sometimes appearing later in life.
4 citations
,
January 2021 in “Skin appendage disorders” Trichodynia is a painful scalp condition not directly linked to the amount or type of hair loss and may involve psychological factors, with treatments showing mixed results.
2 citations
,
June 2013 in “Journal of Dermatological Case Reports” Olmsted syndrome is a rare skin disorder causing thickened skin and other symptoms.
36 citations
,
June 2009 in “Archives of Dermatology” Marie Antoinette syndrome causes sudden hair whitening, but its exact cause is unknown.
August 2020 in “International Journal of Research in Dermatology” Clouston's syndrome is a rare disorder affecting nails, hair, teeth, and skin, caused by a gene mutation, and currently has no treatment, only supportive care.