Bacterial Infections

  • Author: Harjot K. Singh, MD (More Info)
  • Editors in Chief: Joseph J. Eron, Jr., MD; Daniel R. Kuritzkes, MD
  • Last Reviewed: 8/31/21 (What's New)


  • Bacillary angiomatosis presents with dark reddish papular skin lesions, usually in patients with CD4+ counts < 50 cells/mm3[Koehler 1997; Maguiña 2009; Pape 2005]
  • Less common forms of bartonellosis, such as subcutaneous nodules, endocarditis, ocular lesions, and bacteremia may present as a fever of unknown origin or lytic bone lesions
  • Peliosis hepatitis often presents as a fever of unknown origin in homeless persons with low CD4+ cell counts[Perkocha 1990]

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