Persistent Pigmented Purpuric Dermatitis

Synonyms: Pigmented purpuric dermatitis; progressive pigmented prupura.

Clinical Presentation (Fig. 5A):

■ Purpuric macules and papules, sometimes scaly

■ Symmetrically involving legs and thighs, rarely the trunk and the upper extremities

■ Variations include Schamberg's disease (purpuric and pigmented macules), lichenoid purpura of


■ Unknown, but drugs as well as infectious foci have been claimed to induce the eruption.


1. Ackerman AB, Boer A, Bennin B, Gottlieb GJ. Histologic Diagnosis of Inflammatory Skin Diseases. 3rd ed. New York: Ardor Scribendi, 2005.

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