1. Case Report: Severe Community-Acquired Pneumonia in Réunion Island due to Acinetobacter baumannii.
- Author
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Rotini G, de Mangou A, Combe A, Jabot J, Puech B, Dangers L, Nativel M, Allou N, Miltgen G, and Vidal C
- Subjects
- Adult, Aged, Female, Humans, Male, Middle Aged, Pneumonia, Bacterial microbiology, Pneumonia, Bacterial epidemiology, Pneumonia, Bacterial complications, Pneumonia, Bacterial drug therapy, Respiratory Distress Syndrome epidemiology, Respiratory Distress Syndrome microbiology, Retrospective Studies, Reunion epidemiology, Shock, Septic microbiology, Shock, Septic epidemiology, Acinetobacter baumannii, Acinetobacter Infections epidemiology, Acinetobacter Infections drug therapy, Acinetobacter Infections microbiology, Anti-Bacterial Agents therapeutic use, Community-Acquired Infections microbiology, Community-Acquired Infections epidemiology, Community-Acquired Infections drug therapy
- Abstract
Acinetobacter baumannii (Ab) is a well-known nosocomial pathogen that has emerged as a cause of community-acquired pneumonia (CAP) in tropical regions. Few global epidemiological studies of CAP-Ab have been published to date, and no data are available on this disease in France. We conducted a retrospective chart review of severe cases of CAP-Ab admitted to intensive care units in Réunion University Hospital between October 2014 and October 2022. Eight severe CAP-Ab cases were reviewed. Median patient age was 56.5 years. Sex ratio (male-to-female) was 3:1. Six cases (75.0%) occurred during the rainy season. Chronic alcohol use and smoking were found in 75.0% and 87.5% of cases, respectively. All patients presented in septic shock and with severe acute respiratory distress syndrome. Seven patients (87.5%) presented in cardiogenic shock, and renal replacement therapy was required for six patients (75.0%). Five cases (62.5%) presented with bacteremic pneumonia. The mortality rate was 62.5%. The median time from hospital admission to death was 3 days. All patients received inappropriate initial antibiotic therapy. Acinetobacter baumannii isolates were all susceptible to ceftazidime, cefepime, piperacillin-tazobactam, ciprofloxacin, gentamicin, and imipenem. Six isolates (75%) were also susceptible to ticarcillin, piperacillin, and cotrimoxazole. Severe CAP-Ab has a fulminant course and high mortality. A typical case is a middle-aged man with smoking and chronic alcohol use living in a tropical region and developing severe CAP during the rainy season. This clinical presentation should prompt administration of antibiotic therapy targeting Ab.
- Published
- 2024
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