Skin - Nonmelanocytic tumors
Verruga peruana / Carrión disease
Reviewer: Christopher Hale, M.D. (see Reviewers page)
Revised: 19 August 2012, last major update August 2012
Copyright: (c) 2001-2012, PathologyOutlines.com, Inc.
● Verruga peruana and Oroya fever are now called Carrión disease (Wikipedia)
● Due to infection by Bartonella bacilliformis, a gram negative, flagellated, motile bacteria (J Infect Dis 1992;165:1138, Future Microbiol 2009;4:743)
● Endemic in Peru
Angiomatous lesions caused by Bartonella bacilliformis
● Numerous dark red papules
● Vascular proliferative process with Rocha-Lima inclusions (large cytoplasmic inclusions of endothelial cells)
Peripheral blood smear
● Warthin-Starry stain shows clusters of bacteria in lesions
End of Skin - Nonmelanocytic tumors > Vascular tumors > Verruga peruana
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