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Dermatology Online Journal

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Generalized retiform purpura as a presenting sign of diffuse dermal angiomatosis


A 49-year-old man presented with progressive, painful, ulcerative, retiform purpuric patches on the torso and extremities. Multiple skin biopsies revealed a prominent pan-dermal vascular proliferation but no occlusive vasculopathy or cutaneous vasculitis. Diffuse dermal angiomatosis should be considered in the differential diagnosis of retiform purpura, especially in patients with atherosclerotic disease or underlying hypercoagulable states.

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