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Left-sided Pseudomonas Endocarditis with Disseminated Septic Emboli.
Ahmed S Mohamed1, Harsha V Ganga1, Melissa Gaitanis2
1Alpert Medical School of Brown University, Providence, RI.
Rhode Island Medical Journal (2013)
|April 5, 2019
Summary
This case study highlights a rare instance of left-sided endocarditis caused by Pseudomonas aeruginosa in an intravenous drug user (IVDU). Early surgical intervention and antibiotic therapy led to a successful recovery.
Area of Science:
- Cardiology
- Infectious Diseases
- Medical Microbiology
Background:
- Intravenous drug use (IVDU) is a significant risk factor for infective endocarditis.
- Pseudomonas aeruginosa is an uncommon pathogen causing endocarditis, typically affecting right-sided heart valves.
Observation:
- A 59-year-old male with a history of IVDU presented with chest pain, hypoxia, and tachycardia.
- Blood cultures identified Pseudomonas aeruginosa, a rare cause of endocarditis.
- Transesophageal echocardiogram revealed vegetation on the anterior mitral leaflet with mitral regurgitation.
Findings:
- The patient developed left-sided endocarditis, a unique presentation for IVDU-related Pseudomonas aeruginosa infections.
- Treatment involved meropenem and tobramycin, followed by successful mitral valve replacement.
Implications:
- This case underscores the importance of considering left-sided endocarditis in IVDU patients, even with unusual pathogens.
- Aggressive medical management combined with early surgical intervention is crucial for favorable outcomes in complex endocarditis cases.
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