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Abstract:
Primary clostridial pleuropulmonary infection occurred in two patients. The pathogenesis of infection was related to aspiration of oropharyngeal contents or hematogenous seeding of infarcted lung tissue. One patient was cured with penicillin; the other died secondary to sepsis and respiratory failure. Review of 13 additional cases from the literature demonstrated pulmonary infection due to Clostridia to be characterized by lobar or multilobar disease with uniform involvement of the pleura. Iatrogenic contamination of the pleural space may play some role in the pathogenesis of infection. The treatment of choice is penicillin and drainage of infected pleural fluid. The disease appears similar to other forms of bacterial empyema, although in some patients, a fulminant, fatal course may be seen.
Insights
Primary clostridial pleuropulmonary infections, often from aspiration or seeding, require penicillin and pleural fluid drainage. While treatable, some cases progress to fatal sepsis and respiratory failure.
Area of Science:
- Pulmonary Medicine
- Infectious Diseases
- Microbiology
Background:
- Primary clostridial pleuropulmonary infection is a rare but serious condition.
- Understanding its pathogenesis is crucial for effective management.
Observation:
- Two primary cases presented with pleuropulmonary infection caused by Clostridia.
- Literature review identified 13 additional cases with similar characteristics.
Findings:
- Infection results from aspiration or hematogenous seeding of infarcted lung.
- Characterized by lobar/multilobar disease and pleural involvement.
- Iatrogenic contamination may contribute to pathogenesis.
Implications:
- Penicillin and pleural fluid drainage are the recommended treatments.
- The condition resembles bacterial empyema but can have a fulminant course.
- Early diagnosis and intervention are critical for patient outcomes.