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Fatal pneumonia due to Serratia proteamaculans subsp. quinovora
C Bollet1, P Grimont, M Gainnier
1Laboratoire de Microbiologie et d'Hygiène Hospitalière, Hôpital Salvator, Marseille, France.
Journal of Clinical Microbiology
|February 1, 1993
Abstract:
Serratia proteamaculans subsp. quinovora was isolated from several samples (blood cultures, tracheal aspirates, pleural effusion) from a patient with pneumonia. This is the first clinical isolate and the first documented human infection caused by this organism.
Insights
A rare bacterium, Serratia proteamaculans subsp. quinovora, was identified in a patient with pneumonia. This marks the first documented human infection by this specific subspecies, highlighting a novel pathogen in clinical settings.
Area of Science:
- Medical microbiology
- Infectious diseases
- Clinical diagnostics
Background:
- Serratia species are opportunistic Gram-negative bacteria.
- Subspecies identification is crucial for understanding pathogenicity.
- Pneumonia can be caused by a diverse range of microorganisms.
Observation:
- Serratia proteamaculans subsp. quinovora was isolated from multiple clinical samples.
- Samples included blood cultures, tracheal aspirates, and pleural effusion.
- The patient presented with symptoms of pneumonia.
Findings:
- This study reports the first clinical isolation of Serratia proteamaculans subsp. quinovora.
- This represents the first documented human infection attributed to this subspecies.
- The organism was implicated in a case of pneumonia.
Implications:
- Expands the known spectrum of human pathogens.
- Highlights the need for accurate identification of Serratia subspecies in clinical microbiology.
- May necessitate updates in diagnostic and treatment protocols for infections caused by novel bacterial strains.