1 citations
,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
30 citations
,
January 2013 in “Human Mutation” A mutation in the HOXC13 gene causes hair and nail problems in a Syrian family.
21 citations
,
April 2014 in “PLoS ONE” A rare gene variant causes hair and nail issues in a family.
August 2021 in “Acta medica Philippina” A girl's hair loss was found to be caused by both a hair-pulling disorder and another hair loss condition.
21 citations
,
September 1997 in “British Journal of Dermatology” Monilethrix is linked to the type II keratin gene on chromosome 12q13.
16 citations
,
July 2021 in “American Journal of Medical Genetics Part A” Mutations in the LSS gene cause hair loss and may affect brain development, with varying severity.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
264 citations
,
October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
87 citations
,
August 1974 in “Journal of Investigative Dermatology”
September 2003 in “Current Paediatrics” The document concludes that accurate diagnosis and understanding the type of hair disorder are crucial for treating hair loss in children.
10 citations
,
July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.
September 2014 in “Journal of the American Academy of Dermatology” The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.
1 citations
,
November 2022 in “Diagnostics” A woman with a rare hormone resistance condition also had missing teeth and hair loss, which might be new symptoms of her genetic disorder.
December 2025 in “IP Indian Journal of Clinical and Experimental Dermatology” Hair shaft disorders often indicate genetic or systemic issues and are managed by minimizing damage.
A genetic mutation in the CDH3 gene causes hair loss and vision problems in a young Saudi girl.
5 citations
,
July 2020 in “JAMA Dermatology” Minoxidil solution applied twice daily improved hair growth in patients with Woolly Hair/Hypotrichosis due to LIPH gene issues, with mild side effects.
January 2023 in “Indian Dermatology Online Journal” Uncombable hair syndrome is linked to Zellweger syndrome.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
36 citations
,
July 1996 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice with the 'lanceolate hair' mutation have abnormal hair and skin similar to human Netherton's syndrome.
August 2023 in “Acta Scientific Paediatrics” A baby from an Indian family had a rare genetic disorder causing no scalp or body hair due to a specific gene deletion.
2 citations
,
January 2007 in “Actas Dermo-Sifiliográficas” Two cases of hairy elbows syndrome were described, with normal skin texture and symmetrical hair growth.
September 1997 in “Clinical and Experimental Dermatology” 41 citations
,
December 2008 in “Pediatric Dermatology” Trichoscopy can diagnose Netherton syndrome without pulling hairs.
November 2025 in “Skin Health and Disease” Autosomal recessive woolly hair is rare and involves tightly coiled hair without other health issues.
July 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature”
July 2024 in “Journal Archives of Health” Woolly hair is a rare genetic condition with no effective treatments.
1 citations
,
April 2018 in “Turkish Journal of Dermatology” Childhood hypertrichosis is excessive hair growth not linked to hormones, with types based on location and origin.
11 citations
,
February 1989 in “Journal of veterinary medicine. Series A” Crossbreeding certain European cattle breeds may cause hair and physical issues in cattle.
52 citations
,
November 2003 in “Journal of Investigative Dermatology” Different harmful mutations in the CDH3 gene cause HJMD, but symptoms vary among individuals.