Erythematous Plaque on the Scalp With Alopecia

July 2020 in “ Cutis ”

Yu‐Qing Hu, Xueyan Yao, Cheng Zhou, Jianzhong Zhang, Yan Zhao

erythematous plaque alopecia discoid lupus erythematosus dissecting cellulitis of the scalp follicular lichen planus folliculitis keloidalis nuchae tufted hair folliculitis hair loss scalp inflammation

TLDR The woman has a scalp condition causing hair loss.

A 37-year-old woman presented with a 2×6-cm, firm, erythematous plaque on the parietal region of the scalp, which had been present for 1 year. She experienced hair loss in the affected area a month before seeking medical attention. She had no history of scalp injury, was afebrile, asymptomatic, and had no family history of similar scalp disorders. The differential diagnosis included discoid lupus erythematosus, dissecting cellulitis of the scalp, follicular lichen planus, folliculitis keloidalis nuchae, and tufted hair folliculitis.

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Research cited in this study

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research Tufted Hair Folliculitis: Complete Enduring Response After Treatment With Rifampicin

9 citations, January 2004 in “Journal of dermatological treatment”

Rifampicin effectively treated tufted hair folliculitis with no relapse after one year.

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