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Updated: Aug 18, 2026

Sequencing of Bacterial Microflora in Peripheral Blood: our Experience with HIV-infected Patients
Published on: June 11, 2011
Listeria monocytogenes empyema in an HIV infected patient
1Infectious Disease Service, Ciutat Sanitària i Universitària de Bellvitge, University of Barcelona, Spain.
Abstract:
Listeriosis in HIV infected patients is uncommon and usually presents as meningitis or bacteraemia. Pleural fluid infections caused by this organism are extremely rare. A case is described of empyema caused by Listeria monocytogenes in an HIV infected patient that was successfully treated with medical treatment only.
Insights
Listeriosis, a bacterial infection, is rare in HIV patients. This case highlights a rare empyema caused by Listeria monocytogenes in an immunocompromised individual, successfully treated with medication.
Area of Science:
- Infectious Diseases
- Immunology
- Pulmonology
Background:
- Listeriosis is an opportunistic infection, typically presenting as meningitis or bacteremia in Human Immunodeficiency Virus (HIV) infected patients.
- Pleural fluid infections caused by Listeria monocytogenes are exceptionally rare, particularly in immunocompromised individuals.
Observation:
- A specific case of empyema (pus in the pleural space) caused by Listeria monocytogenes is detailed.
- The patient had a known history of HIV infection, a condition that compromises the immune system.
Findings:
- The empyema was successfully treated using solely medical interventions.
- No surgical intervention was required for the resolution of the Listeria monocytogenes pleural infection.
Implications:
- This case suggests that medical management alone can be effective for Listeria monocytogenes-induced empyema in HIV patients.
- Highlights the importance of considering rare pathogens in the differential diagnosis of pleural infections in immunocompromised populations.
- Contributes to the understanding of Listeria monocytogenes infections in the context of HIV and its clinical management.
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