Verrucous Annular Ulcerated Hip Plaques
Dana Sachs, MD;
Lyndon Su, MD;
Andrzej Dlugosz, MD
University of Michigan, Ann Arbor
Arch Dermatol. 2000;136:1263-1268.
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REPORT OF A CASE
A 55-year-old white man presented with a 1-year history of a pruritic eruption on his left hip that slowly developed into verrucous, ulcerated annular plaques (Figure 1). He was otherwise healthy except for a history of scleritis of his right eye many years ago. He had not traveled outside of the state of Michigan and was retired from the automobile industry. A skin biopsy specimen was obtained (Figure 2 and Figure 3).
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Figure 1.
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Figure 2.
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Figure 3.
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What is your diagnosis?
Diagnosis: Superficial granulomatous pyoderma form of pyoderma gangrenosum.
The punch biopsy specimen showed pseudoepitheliomatous hyperplasia with intraepidermal microabscesses. A few follicular infundibula appeared enlarged and contained inflammatory debris and neutrophils. Microabscesses surrounded by a narrow palisade of histiocytes were seen in the superficial dermis. Scattered plasma cells, lymphocytes, and occasional eosinophils were also present. The deep dermis and subcutis were spared. No microorganisms . . . [Full Text of this Article]
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