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Management of infections caused by antibiotic-resistant Streptococcus pneumoniae
1Department of Pediatrics, Baragwanath Hospital, Johannesburg, South Africa.
Abstract:
The increasing resistance of S. pneumoniae to antimicrobial agents is a cause for concern. Although a number of therapeutic strategies are possible, local patterns of resistance must be considered. It is essential to determine the susceptibility of individual strains to penicillin and other antimicrobial agents that could be used for therapy. Communication between the clinician and the laboratory is vital to determine the best therapeutic options. The recent recognition of cephalosporin-resistant strains emphasizes the need to determine susceptibility to cephalosporins. Clinical laboratories should be aware of the recently proposed changes in the definition of cephalosporin resistance, and clinicians need to be aware of how these changes affect the choice of antibiotic therapy. Until pneumococcal disease can be effectively prevented, we can expect resistant pneumococcal infections to continue to pose therapeutic difficulties.
Insights
Antimicrobial resistance in Streptococcus pneumoniae is a growing concern. Determining local resistance patterns and susceptibility to antibiotics like penicillin and cephalosporins is crucial for effective treatment.
Area of Science:
- Microbiology
- Infectious Diseases
- Pharmacology
Background:
- Increasing antimicrobial resistance in Streptococcus pneumoniae (S. pneumoniae) poses a significant global health challenge.
- Penicillin and cephalosporin resistance in S. pneumoniae necessitates careful consideration of therapeutic strategies.
- Local resistance patterns are critical for guiding effective antibiotic selection.
Purpose of the Study:
- To highlight the importance of determining S. pneumoniae susceptibility to penicillin and other antimicrobial agents.
- To emphasize the need for clinicians and laboratories to be aware of cephalosporin resistance.
- To inform about recent changes in the definition of cephalosporin resistance and their clinical impact.
Main Methods:
- This study is a review and discussion of current antimicrobial resistance trends.
- It emphasizes the importance of laboratory susceptibility testing for S. pneumoniae.
- It highlights the need for communication between clinicians and laboratories.
Main Results:
- S. pneumoniae exhibits increasing resistance to common antimicrobial agents.
- Cephalosporin-resistant strains are emerging, requiring specific susceptibility testing.
- Changes in cephalosporin resistance definitions impact antibiotic choice.
Conclusions:
- Effective treatment of pneumococcal infections depends on understanding local antimicrobial resistance patterns.
- Accurate susceptibility testing and awareness of evolving resistance definitions are vital for optimal patient care.
- Antimicrobial resistance in S. pneumoniae will continue to present therapeutic challenges without effective prevention strategies.