Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
52 citations
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February 2009 in “Journal of the American Academy of Dermatology” A 93-year-old woman developed a rare scalp condition after therapy, which improved with steroids, not antibiotics.
7 citations
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February 2010 in “British Journal of Dermatology” A woman with a rare autoimmune disorder had a blister on her eye and unique immune reaction, which was effectively treated with medication.
September 2024 in “Dermatologica Sinica” Ponatinib can cause a rare skin reaction that resolves with topical treatment and temporary drug discontinuation.
April 2018 in “Dermatologic Surgery”
20 citations
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October 2018 in “American Journal of Clinical Dermatology” Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
72 citations
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November 1997 in “Clinics in dermatology” Vitiligo is a skin condition causing white patches, likely due to an autoimmune issue.
1 citations
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June 2025 in “Pigment Cell & Melanoma Research” SASH1 gene mutations are linked to various inherited skin pigmentation disorders.
2 citations
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September 2022 The PER3 rs772027021 SNP may cause mild skin pigmentation changes in a new subtype of dyschromatosis universalis hereditaria.
17 citations
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May 1987 in “Clinical and Experimental Dermatology” A patient with Sézary syndrome showed improvement after treatment and the study suggested follicular mucinosis might indicate future lymphoma risk.
22 citations
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January 1985 in “Journal of Human Evolution/Journal of human evolution” Human skin and hair color variation is mainly due to melanin produced by a few genes, with melanin protecting against sun damage.
1 citations
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July 2025 in “Journal of Investigative Dermatology” January 2023 in “Indian Dermatology Online Journal” Two newborns with rare skin infections were successfully treated with antifungal cream.
29 citations
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July 2008 in “British Journal of Dermatology” The patient had paraneoplastic pemphigus without mucosal involvement.
1 citations
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January 2014 in “The Journal of Dermatology” A patient with Ivemark syndrome developed mixed type vitiligo after a hepatitis C infection, showing different treatment responses and immune cell involvement in the skin.
12 citations
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January 2000 in “Journal of cutaneous medicine and surgery” Microorganism overgrowth and hyperkeratosis may trigger immune reactions causing lichen planopilaris.
January 2024 in “Skin appendage disorders” A man with follicular psoriasis got better after treatment with skin cream and allergy pills.
February 2009 in “Springer eBooks” Hyperpigmentation is common in pregnancy and may not fully fade after birth; melasma, also frequent, can persist but has limited treatment options during pregnancy.
Benign tumors from hair follicles can look like other skin cancers but have distinct features under dermoscopy.
January 2022 in “Clinical Cases in Dermatology” A man developed a unique rash on his neck after taking niacinamide, and doctors recommend considering niacinamide as a cause for similar rashes and using dermatoscopy for diagnosis.
9 citations
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March 1996 in “Pediatric dermatology” People of African or Asian descent have unique skin issues that need special care.
68 citations
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December 1983 in “British Journal of Dermatology” Major histocompatibility antigens are found in specific skin cells and structures, but not in sweat glands.
22 citations
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June 1977 in “Postgraduate Medicine” Certain skin conditions are more common in black people due to hair and skin differences.
May 2019 in “Australasian Journal of Dermatology” New insights in skin conditions show a complex link between certain moles and melanoma, improved hair loss treatments, and the need to identify different types of lupus.
This rare genetic disorder causes permanent hair loss and skin bumps from birth.
Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found three types of melanocytes in developing mouse skin, each with different genes and locations.
January 2025 in “American Journal of Stem Cells” Melanocyte stem cells hold promise for skin regeneration and treating pigmentation issues.
2 citations
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January 1999 in “Dermatology”