In this case study, a 15-year-old obese boy was diagnosed with acanthosis nigricans and hair casts in the axillae, with Wood's lamp and dermoscopic examination revealing specific features, yet fungal infection was ruled out through a negative KOH test.
January 2026 in “International Journal of Dermatology Venereology and Leprosy Sciences” This study suggests that metformin's ability to enhance insulin sensitivity may improve acanthosis nigricans by addressing the underlying insulin resistance.
May 2002 in “British Journal of Dermatology” A pregnant woman's skin condition improved after giving birth, possibly due to high estrogen levels during pregnancy.
In this case report, an African American male with signs of acne keloidalis nuchae highlights the condition's chronic nature and need for early intervention to minimize permanent scarring and its psychosocial impact.
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October 2010 in “Pediatric Clinics of North America” This article discusses various types of epidermal nevi and associated syndromes but presents no new research findings.