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Erythema dyschromicum perstans is also called ashy dermatosis (of Ramirez), because of its colour. The pigmented patches may be symmetrical in distribution or unilateral. Early lesions may be reddish in colour, often with a more pronounced border, and they may be somewhat elevated.
7 lip 2024 · Phototherapy: Narrowband ultraviolet B (NB-UVB) phototherapy has shown promising results in treating ashy dermatosis. This treatment involves exposing the affected skin to specific wavelengths of light, stimulating repigmentation.
Treatment with clofazimine 100 mg qd was initiated. This was continued for 3 months and then reduced for 100 mg every other day, for another three months. A significant improvement was achieved, with progressive clearing of the gray macules and no new lesions appearing.
There is no cure for EDP. While multiple various topical and systemic therapies have been tried, none have been consistently successful. In children, spontaneous resolution of EDP over the course of months to years is possible; however, this outcome is less likely if EDP presents in adulthood.
Currently, there is no established therapy. Nevertheless, the use of topical corticosteroids, keratolytic agents, chloroquine, sunscreen, diaminodiphenylsulfone, griseofulvin, and clofazimine have been effective, probably because of the results of antinflammatory effects.
5 kwi 2015 · Erythema dyschromicum perstans (ashy dermatosis) is a distinct and somewhat controversial cutaneous eruption that may be best regarded as a form of lichen planus or lichen planus actinicus....
1 sty 2014 · Ashy dermatosis, also known as erythema dyschromicum perstans (EDP), is a rare dermatosis that was first described in El Salvador by Ramirez in 1957 . It typically presents as asymptomatic, chronic, slowly progressive ashy-gray hyperpigmented macules on the trunk and proximal extremities.
