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European Journal of Dermatology

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Granulomatous pigmented purpuric dermatosis containing Propionibacterium acnes Volume 28, issue 4, July-August 2018

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Authors
1 Department of Dermatology, Aichi Medical University, Aichi, Japan
2 Department of Dermatology, Nagoya University Graduate School of Medicine, Aichi, Japan
3 Department of Surgical Pathology, Aichi Medical University, Aichi, Japan
4 Division of Surgical Pathology, Tokyo Medical and Dental University Hospital, Tokyo, Japan
5 Department of Human Pathology, Graduate School of Medical Sciences, Tokyo Medical and Dental University, Tokyo, Japan

Granulomatous pigmented purpuric dermatosis (GPPD) is a rare variant of pigmented purpuric dermatoses [1]. Herein, we report a case of GPPD with localization of Propionibacterium acnes (P. acnes) in the granuloma, suggesting a sarcoidosis-like aetiology of GPPD.A 60-year-old woman consulted us for a rash on her extremities. Purpura had appeared on her legs two years before her initial visit to a previous hospital. The lesions were refractory to topical steroids, and she was referred to our hospital. [...]