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Surgically Treated Community-Acquired Brain Abscess: Bacteriological Analysis Based on Predisposing Infections
Heui Seung Lee1, Jeong Hoon Kim2, Young-Hoon Kim2
1Department of Neurosurgery, MYUNGJI Hospital.
Japanese Journal of Infectious Diseases
|March 2, 2018
Summary
Community-acquired brain abscesses are often linked to odontogenic infections. When no infection is clear, Viridans group streptococci (VGS) are the primary target for antibiotic treatment.
Area of Science:
- Infectious Diseases
- Neurology
- Microbiology
Background:
- Community-acquired brain abscesses remain a clinical challenge.
- Identifying predisposing factors and causative microorganisms is crucial for effective treatment.
Purpose of the Study:
- To identify risk factors, including predisposing infections and specific microorganisms.
- To guide effective antibiotic strategies for brain abscesses.
Main Methods:
- Retrospective analysis of 121 surgically treated patients with brain abscesses.
- Evaluation of predisposing conditions, isolated microorganisms, and patient outcomes.
Main Results:
- Odontogenic infections (40.5%) and sinusitis (11.6%) were common predisposing conditions.
- Viridans group streptococci (VGS) were the most frequent bacteria (47%).
- In cases with no identifiable infection, VGS was prevalent, and old tuberculosis was a notable comorbidity.
Conclusions:
- Viridans group streptococci (VGS) should be the primary antibiotic target when predisposing infections are unclear.
- Old tuberculosis is a significant associated condition in community-acquired brain abscesses.
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