May 2020 in “International Journal of Dermatology and Venereology” Calcified epidermal cysts are rare, hard skin nodules that are best treated with surgical removal.
January 2025 in “International Journal Of Scientific Advances” Topical testosterone can cause acne-like skin changes.
5 citations
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January 1983 in “PubMed” Human skin releases different steroids, with some coming from sebaceous glands and others from sweat glands.
1 citations
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October 2020 in “Research Square (Research Square)” Abnormal Wnt signaling in hair follicle stem cells can lead to acne-like cysts.
62 citations
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June 1993 in “Archives of Dermatological Research” 335 citations
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March 2004 in “Development” Temporary activation of β-catenin can create new hair follicles, but ongoing activation is needed to keep hair follicle tumors.
28 citations
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March 2000 in “Obstetrics and gynecology clinics of North America” Hirsutism in teen girls is common, usually harmless, but can sometimes signal serious issues and is treatable.
2 citations
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January 1960 in “Australian Journal of Biological Sciences” The Naked gene in mice causes abnormal sebaceous glands and disrupts hair follicle organization.
18 citations
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July 2020 in “Journal of Drug Delivery Science and Technology” Excess sebum reduces the effectiveness of nanosystems for treating hair follicle conditions.
2 citations
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March 1977 in “British Journal of Dermatology” Nandrolone phenylpropionate injections thickened the skin and enlarged oil glands in female hairless hamsters.