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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.
EDP is also known as dermatitis cenicienta (“ashy dermatosis”), los cenicientos (“the ashy ones”), and erythema chronicum figuratum melanodermicum, and pintoid. The pathogenesis is elusive, and often no etiologic cause can be assigned to the disease.
15 maj 2019 · Ashy dermatosis is characterized by asymptomatic, symmetrically-distributed, gray-colored macules located on the trunk, neck, face, and upper extremities. The condition occurs most commonly in patients with Fitzpatrick phototype III-V skin.
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.
2 kwi 2017 · Ashy dermatosis is characterized by asymptomatic, symmetrically-distributed, gray-colored macules located on the trunk, neck, face, and upper extremities. The condition occurs most commonly in...
3 wrz 2018 · Ashy dermatosis (AD), lichen planus pigmentosus (LPP), erythema dyschromicum perstans (EDP), and idiopathic eruptive macular pigmentation are several acquired macular hyperpigmentation disorders of uncertain etiology described in literature.
Suggested treatments for erythema dyschromicum perstans have included dapsone, clofazimine, corticosteroid and immunosuppressants without much evidence of efficacy. Idiopathic eruptive macular hyperpigmentation resolves spontaneously so does not usually require treatment.
