December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.
October 2025 in “Clinical and Experimental Pediatrics” A novel CLDN1 mutation in a 2-month-old with NISCH showed improvement with symptom management.
3 citations
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January 1981 Tight traditional hairstyles can cause hair loss.
55 citations
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November 2018 in “American journal of human genetics” Mutations in the LSS gene cause a rare type of hereditary hair loss.
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.
Aged Julia Creek dunnarts suffer from reproductive and hormonal issues, aiding conservation efforts.
90 citations
,
July 1993 in “Journal of Investigative Dermatology” 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.
20 citations
,
January 2014 in “International Journal of Oral and Maxillofacial Surgery” Using superficial temporal fascia helps prevent Frey syndrome after parotid surgery.
14 citations
,
June 2005 in “PubMed” A rare ear cyst contained hair fragments.
11 citations
,
November 2005 in “The Journal of Dermatology” A man's crushed thumb caused unusual horizontal nail ridges on all fingers of one hand.
6 citations
,
November 2008 in “Hair transplant forum international” Using a special knife helps improve hairline scars from surgery.
2 citations
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June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
January 2013 in “International Journal of Trichology” A new mutation in the TRPS1 gene was found in a Ukrainian girl with Trichorhinophalangeal syndrome type I.
January 2020 in “Przegla̧d dermatologiczny” A 5-year-old boy was diagnosed with congenital triangular alopecia, a type of hair loss without skin changes, usually starting between ages 2-5, with no specific treatment.
January 2026 in “Case Reports in Dermatological Medicine” Intralesional steroids effectively treated a young female's scalp nodules without recurrence.
February 2009 in “Journal of The American Academy of Dermatology” Fractional infrared technology is effective and safe for treating cervical laxity.
27 citations
,
June 2017 in “International Journal of Dermatology” The study suggests that acne keloidalis nuchae is linked to conditions like pseudofolliculitis barbae, scalp infections, metabolic syndrome, and is more common in males with an average onset age of 25.4 years.
January 2019 in “Global Dermatology” Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.
The treatment improved facial structure and corrected bite issues in patients.
5 citations
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May 2021 in “BMC surgery” A man's unusual scalp folds caused by a skin condition were treated with surgery and remained unchanged two years later.
September 2012 in “Annals of saudi medicine/Annals of Saudi medicine” The twins' condition is unique and doesn't match any known syndromes.
3 citations
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April 2012 in “Bioinformation” Two specific SNPs in the TRPS1 gene cause excessive hair growth by altering the protein's structure.
May 2024 in “Animal genetics” A cat's poor wound healing was linked to a genetic deletion in the COL5A1 gene.
September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
1 citations
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November 2023 in “Indian Dermatology Online Journal” Primary essential CVG is a rare, benign scalp condition with treatment focusing on symptom management and hygiene.
1 citations
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September 2015 in “Serbian Journal of Dermatology and Venereology/Serbian Journal of Dermatology and Venerology” A 19-year-old male had two rare skin conditions causing scarring and permanent hair loss.
7 citations
,
October 2020 in “Wiener medizinische Wochenschrift” THA is a rare condition with no significant clinical consequences if thyroid function is normal.
9 citations
,
June 2017 in “American journal of ophthalmology. Case reports” A new mutation in the CDH3 gene causes hair loss and vision problems in a young girl.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.