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Case 448 - Discussion

Uploaded: 2010-10-25, Updated: 2010-10-25

 

Bacillary Angiomatosis

  • HIV+, dermal or nodal lesions
  • Associated with infection of Bartonella henselae
  • Plump endothelial cells, neutrophils, interstitial granular eosinophilic material (Warthin-starry stain +)
  • DDX: Kaposi sarcoma atypical spindle cells, slit-like spaces, RBC extravasculation, HHV8+, bacteria -