A 64-year-old man presented with a progressively worsening pruritic eruption on his left upper back. The eruption, which had begun three months before as faint erythema and bruising, had lately become more painful and pruritic. The patient had a history of hypertension and coronary artery disease with a recent percutaneous coronary intervention. Physical examination revealed a left subscapular 5- × 8-cm tender, erythematous patch composed of reticulated, confluent, matlike telangiectasias.

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