Danielle M. DeHoratius

All articles by Danielle M. DeHoratius

Porokeratosis (all variants)

Are You Confident of the Diagnosis? Porokeratois and variants typically appear as single or multiple lesions that are usually asymptomatic, although occasionally pruritus is reported. Often patients are troubled by the cosmesis of these lesions. Individual characteristics of variants are discussed below. Desseminated Superficial Actinic Porokeratosis (DSAP) Continue Reading What you should be alert for…

Pigmented Purpuric Eruptions (all variants: Schamberg’s disease [capillaritis], Purpura annularis telangiectodes of Majocchi, Pigmented purpuric lichenoid dermatitis of Gougerot and Blum, Lichen aureus, Eczematid-like purpura of Doucas and Kapetanakis)

Are You Confident of the Diagnosis? This is a group of common, chronic disorders characterized by speckled, cayenne pepper-like petechiae and orange-brown discoloration. They fall under the category of pigmented purpuric dermatoses (PPD). This is usually the result of capillaritis, which causes petechial hemorrhage. The etiology of the inflammation causing the capillaritis is still unknown.…

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