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January 2018 in “Open journal of stomatology” Tongue cancer cells show more plectin-1 than non-cancer cells, but both have similar levels of trichohyalin.
1 citations
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June 2019 in “Oral diseases”
3 citations
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October 2021 in “Cureus” Smoking can cause yellow discoloration of upper lip hair and nails.
1 citations
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March 2024 in “PubMed” Surgery with a carbon-dioxide laser successfully treated a Labrador's tongue condition, but some hair regrew.
12 citations
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March 2018 in “F1000Research” Dermoscopy can help diagnose oral lichen planus by identifying specific patterns.
13 citations
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January 2009 in “The Open Dermatology Journal” Oral pigmentation can be a sign of Addison's disease.
4 citations
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July 2019 in “Clinics in Dermatology” The document concludes that while white skin, nail, and mucosa diseases increase skin cancer risk, they are generally harmless, especially compared to darker pigmentation conditions.
4 citations
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March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
December 2023 in “Clinical, cosmetic and investigational dermatology” The study found that white hair in vitiligo has specific patterns and structures, which vary with the stage of the disease and may be similar to another hair condition.
The woman was diagnosed with lichen sclerosus, a rare skin condition, after initial misdiagnosis and ineffective treatments.
A patient with Myotonic dystrophy type 1 had multiple tongue hemangiomas and was sensitive to anesthesia.
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July 2018 in “JAMA dermatology” Poliosis causes white hair patches due to lack of melanin.
53 citations
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May 2010 in “Dermatologic Surgery” Hair transplantation may not work for Frontal Fibrosing Alopecia as transplanted hair was lost when the disease came back.
14 citations
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August 2012 in “Clinics in Dermatology” In the Middle Ages, European noblewomen intentionally removed forehead hair to be fashionable, showing how beauty standards can affect the perception of hair loss.
11 citations
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December 1921 in “Archives of dermatology and syphilology” A rare scalp disease causes hair loss, pus-filled nodules, and scarring.
1 citations
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November 2019 in “Damanhour Journal of Veterinary Sciences” Nutritional deficiencies in cows lead to health issues like poor coat, low fertility, and reduced productivity.
January 2026 in “ITM Web of Conferences” Better datasets and methods are needed for reliable vitiligo detection using deep learning.
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September 2017 in “BMJ” The man has a disease causing skin patches, thickened nerves, and mild muscle weakness.
10 citations
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September 1994 in “International Journal of Dermatology” Three Iranian men had reddish-brown facial pigmentation with no effective treatment.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” Actinic prurigo cheilitis can occur in elderly Asians and can be treated with hydrocortisone cream and sun protection.
17 citations
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April 2004 in “Acta Clinica Belgica” UV light makes skin signs of lack of carotene and vitamin A more visible.
April 2018 in “Journal of Investigative Dermatology” People with palmoplantar pustulosis, especially with bone issues, have different mouth bacteria compared to healthy people.
1 citations
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January 2024 in “Clinical Cosmetic and Investigational Dermatology” Recognizing and treating oral lichen sclerosus is important, but treatment guidelines are lacking.
November 2025 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” Restoring phenylalanine levels improved skin and hair symptoms in a PKU infant.
50 citations
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November 2010 in “Otolaryngologic Clinics of North America” Recognizing oral symptoms can help diagnose and treat blood and nutritional diseases early.
April 2025 in “Revista Digital de Postgrado” Severe malnutrition in young children causes various skin and nail issues, mainly pigmentation changes and extreme thinness.
1 citations
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June 2022 in “Curēus” Early detection and multidisciplinary treatment are crucial for managing Papillon-Lefévre syndrome.
June 2023 in “International Journal of Dermatology” Lichen planus pigmentosus mainly affects middle-aged women with darker skin, is underreported, and is hard to treat.