11 citations
,
April 2012 in “Journal of Investigative Dermatology” A specific mutation in PA-PLA1α causes abnormal hair growth.
2 citations
,
July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.
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.
January 1957 in “Nihon Chikusan Gakkaiho” Rabbit hair color is influenced by the shape and distribution of pigment granules.
1 citations
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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.
January 2014 in “Redalyc (Universidad Autónoma del Estado de México)” A Persian cat had a rare skin condition that didn't improve with treatment.
46 citations
,
September 2007 in “Journal of Investigative Dermatology” July 2025 in “Frontiers in Medicine” Mutations in the LIPH gene cause woolly hair in a child.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
18 citations
,
July 2001 in “International Journal of Dermatology” A 12-year-old boy's hair loss and skin issues improved significantly with medication.
September 2016 in “Ege tıp dergisi/Ege tıp dergisi :” An 11-year-old obese girl was diagnosed with lipedematous scalp, a condition with swollen scalp tissue usually found in adult women.
August 2016 in “Journal of the American Academy of Dermatology” The infant likely has Hay-Wells syndrome and needs genetic testing and heart screening.
1 citations
,
January 2021 in “Pakistan journal of zoology” Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.
9 citations
,
May 1996 in “Pediatric Dermatology” Alopecia areata and lichen planus can occur together in children, which is important for diagnosis and treatment.
13 citations
,
September 1997 in “Archives of Dermatology” The boy likely has a fungal infection causing hair loss.
January 1962 in “Archives of Dermatology” A 5-year-old girl has lipoid proteinosis, causing voice issues, hair thinning, skin lesions, and tongue movement problems.
July 2024 in “Journal Archives of Health” Woolly hair is a rare genetic condition with no effective treatments.
17 citations
,
May 1969 in “American Journal of Physical Anthropology” The silver marmoset's skin is thin, lacks pigment cells, and has unique features like keratinized spines and specialized glands.
1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
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.
2 citations
,
November 2023 in “Indian Dermatology Online Journal” A 4-year-old girl with a rare lupus condition was successfully treated with oral corticosteroids, leading to full recovery and hair regrowth.
4 citations
,
May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
6 citations
,
January 2013 in “Journal of Veterinary Medical Science” The dog's skin and anemia issues returned after stopping treatment for Babesia gibsoni.
1 citations
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July 2021 in “Curēus” A child had a rare case of scarring hair loss with skin disease, which is hard to treat and stressful.
September 2015 in “Pediatrics in review” The baby's rash and hair loss were cured with zinc supplements and better skin care.
10 citations
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April 2013 in “Veterinary dermatology” A new skin disease in four Labrador retrievers responded well to immunosuppressive treatment.
6 citations
,
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Gene expression, especially Dkk4, is key to cat color patterns.
2 citations
,
January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
1 citations
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May 2003 in “Archives of Pathology & Laboratory Medicine” The boy had trichotillomania, causing hair loss, and treatment focused on habit reversal and support.