Skin nontumor
Infectious disorders
Verruga peruana
Author: Christopher S. Hale, M.D.
Last author update: 1 August 2012
Last staff update: 10 March 2022
Copyright: 2003-2023, PathologyOutlines.com, Inc.
PubMed search: verruga peruana [title]
Table of Contents
Definition / general | Clinical images | Gross description | Microscopic (histologic) description | Microscopic (histologic) images | Positive stainsCite this page: Hale C. Verruga peruana. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/skintumornonmelanocyticverrugaperuana.html. Accessed June 6th, 2023.
Definition / general
- 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
Clinical images
Images hosted on other servers:
Angiomatous lesions caused by Bartonella bacilliformis
Gross description
- Numerous dark red papules
Microscopic (histologic) description
- Vascular proliferative process with Rocha-Lima inclusions (large cytoplasmic inclusions of endothelial cells)
Microscopic (histologic) images
Images hosted on other servers:
Peripheral blood smear
Positive stains
- Warthin-Starry stain shows clusters of bacteria in lesions
Moved to Skin nontumor - infections, per Dr. Ho, by Nat on 10Mar22.
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