10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
1 citations
,
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Climate-related nutritional stress may cause hair loss in juvenile male Guadalupe fur seals.
1 citations
,
February 1991 in “Journal of Biological Chemistry”
26 citations
,
August 1971 in “Journal of Morphology” Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.
1 citations
,
November 2023 in “Pathogens” Raccoon dogs in Schleswig-Holstein, Germany, were found with sarcoptic mange, showing severe skin issues and potential for spreading the disease.
72 citations
,
December 2018 in “Journal of Experimental Zoology Part B Molecular and Developmental Evolution” Corneous beta-proteins evolved uniquely in reptiles and birds, forming scales, claws, beaks, and feathers.
186 citations
,
October 1957 in “A M A Archives of Dermatology” Alopecia mucinosa is a challenging condition with unclear diagnosis and treatment.
May 2006 in “The American journal of medicine” The man had persistent itchy bumps on his cheeks and neck despite trying different shaving products.
8 citations
,
February 1968 in “Australian Journal of Zoology” The southern elephant seal's skin layer helps waterproof the skin by being tightly connected to hair shafts.
5 citations
,
January 2018 in “Indian Dermatology Online Journal” A brown shadow seen in dermoscopy is a marker for lichen nitidus.
1 citations
,
December 2024 in “Case Reports in Dermatology” Cyclophosphamide likely causes skin darkening by affecting hair follicles.
3 citations
,
November 1977 in “JAMA” Hair casts can be mistaken for lice, causing unnecessary stress.
January 2024 in “Jurnal Ilmu Kesehatan Hewan” A mixed breed dog with skin issues improved significantly after treatment and needs to avoid dampness and certain bath products to prevent it from coming back.
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.
1 citations
,
January 1963 in “The Anatomical Record” Glyceride levels in mouse skin are higher during hair growth.
16 citations
,
July 2013 in “The American Journal of Dermatopathology” Pigmented casts are common in several hair loss conditions and can help diagnose specific types of alopecia.
2 citations
,
May 2022 in “International Journal of Trichology” Brazilian Keratin Treatment can cause skin reactions like redness and scaling, possibly due to formaldehyde.
86 citations
,
April 2009 in “Journal of anatomy” Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.
5 citations
,
March 1981 in “PubMed” A girl grew extra hair in areas where she had insect bites.
17 citations
,
December 2003 in “Veterinary dermatology” Some masked palm civets in Japan have a skin disease caused by mites.
3 citations
,
May 2017 in “BMJ Case Reports” A 15-year-old boy's skin and hair condition worsened due to improper treatment, leading to severe health issues.
4 citations
,
January 2020 in “Indian dermatology online journal” Lichen simplex chronicus on the scalp can be diagnosed by specific hair and skin signs and treated with corticosteroids and therapy.
1 citations
,
January 2019 in “International Journal of Medical Reviews and Case Reports” Treatment with moisturizers improved the skin condition of a girl with a rare genetic skin disorder.
14 citations
,
September 1999 in “Mammalian genome” The scraggly mutation causes hair loss and skin defects in mice.
2 citations
,
August 1995 in “Acta agriculturæ Scandinavica. Section A, Animal science” Adult male raccoon dogs shed their winter fur in spring and grow new fur for winter in autumn.
March 2026 in “South Asian Research Journal of Medical Sciences” Removing keratin plugs and ingrown hairs improved scalp inflammation.
December 2023 in “Gugje bogeon mi-yong haghoeji” Scalp scaling with aroma oil improves scalp condition and user satisfaction.
Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
November 2023 in “Curēus” Topical tretinoin effectively treated sebaceous filaments, improving skin appearance.
5 citations
,
August 2001 in “International Journal of Dermatology” A 20-year-old had hair loss and skin issues from lichen planopilaris starting at age 10.