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Definite streptococcus bovis endocarditis: characteristics in 20 patients
X Duval1, V Papastamopoulos, P Longuet
1Service des Maladies Infectieuses et Tropicales, and Service de Bacteriologie, Hôpital Bichat-Claude Bernard, Paris, France.
Summary
Streptococcus bovis infective endocarditis (IE) often affects older individuals with normal heart valves and frequently leads to neurologic complications. This study highlights associated gastrointestinal diseases and a low initial mortality rate in S. bovis IE cases.
Area of Science:
- Infectious Diseases
- Cardiology
- Gastroenterology
Background:
- Infective endocarditis (IE) is a serious infection affecting heart valves.
- Streptococcus bovis IE is a specific subtype with potentially distinct clinical features.
Purpose of the Study:
- To characterize Streptococcus bovis infective endocarditis (IE) based on clinical experience.
- To identify key features and outcomes associated with S. bovis IE.
Main Methods:
- Retrospective review of 20 definite cases of S. bovis IE.
- Analysis of patient demographics, cardiac conditions, treatment, complications, and outcomes.
Main Results:
- The average patient age was 62 years, with 70% having no prior cardiac issues.
- Neurologic complications occurred in 40% of patients, often after treatment initiation.
- Colonic tumors were found in 69% of patients evaluated for them.
Conclusions:
- S. bovis IE is characterized by advanced age, normal valves, frequent neurologic complications, and associated GI diseases.
- The study observed a low mortality rate during initial follow-up for S. bovis IE.