A Lady with Facial Pigmentation
Pigmented contact dermatitis (Riehl’s melanosis) is a non-eczematous variant of contact dermatitis commonly caused by fragrances and dyes. A 36-year-old woman presented with reddish-brown to slate grey pigmentation on face in a reticulate pattern for last 2 years. Diagnosis is made based on a detailed history with emphasis on temporal correlation of exposure to a possible sensitizer, and patch test. The cornerstone of treatment consists of complete avoidance of the suspected allergen, broad spectrum sunscreens, judicious use of anti-pigmentary agents, glycolic acid peels, and lasers.
KeywordsPigmented contact dermatitis Riehl’s melanosis Allergens Fragrances Patch test
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