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JAMA Dermatology Clinicopathological Challenge |

Disseminated Red Violaceous Papulonodular Lesions QUIZ

Rosario Alarcón-Cabrera, MD1; Felipe Partarrieu-Mejías, BS2; Fernanda Pérez-Velásquez, BS2
[+] Author Affiliations
1Internal Medicine Department, Faculty of Medicine, University of Concepción, Chile
2medical student at Faculty of Medicine, University of Concepción, Chile
JAMA Dermatol. 2016;152(1):83-84. doi:10.1001/jamadermatol.2015.3949.
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A woman in her 40s presented with a 6-month history of a generalized, asymptomatic eruption of red violaceous, nontender, rubbery nodules and papules together with brownish-red patches without enlargement of lymph nodes or hepatosplenomegaly. What is your diagnosis?

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A, The stitches show where one of the biopsy specimens was taken. B, Note the varying degrees of scaling. C, Dermal loose granulomas with some multinucleated giant cells (hematoxylin-eosin, original magnification ×20). D, Noncaseating granuloma with surrounding plasma cells next to an eccrine gland duct (hematoxylin-eosin, original magnification ×40).

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