120 citations
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July 2005 in “Dermatologic surgery” This study found that topical niacinamide significantly improved the appearance of wrinkles, skin yellowing, and elasticity in aging facial skin over 12 weeks.
96 citations
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February 2002 in “Journal of the American Academy of Dermatology” This review covers the history, incidence, and treatment options for pseudofolliculitis barbae and presents new data, but reports no new clinical results.
March 2024 in “Indian Journal of Dermatology” In this case report, a 42-year-old male diagnosed with Cronkhite-Canada syndrome presented symptoms like chronic diarrhea, significant weight loss, skin hyperpigmentation, alopecia, and nail dystrophy, with endoscopic findings revealing numerous gastrointestinal polyps.
February 2022 in “Brazilian Journal of Health Review” In this study, researchers found that among women with frontal fibrosing alopecia and hyperpigmented facial lesions, most cases were diagnosed with lichen planus pigmentosus, while some were identified as melasma or drug-induced.
November 2013 in “John Wiley & Sons, Ltd eBooks” This chapter reviews various mucocutaneous manifestations of endocrine disorders and provides illustrative images of these clinical features, but reports no new research findings.