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Catheter-related bloodstream infections: catheter management according to pathogen
Leonidia Leonidou1, Charalambos A Gogos
1Department of Infectious Diseases, Patras University Medical School, Patras, Greece.
Insights
Catheter-related bloodstream infections are a significant healthcare issue. Management strategies, including device removal and antimicrobial therapy, depend heavily on the specific pathogen involved.
Area of Science:
- Infectious Diseases
- Medical Microbiology
- Healthcare Management
Background:
- Central venous catheters are vital in healthcare but pose a risk of catheter-related bloodstream infections (CRBSIs).
- CRBSIs lead to significant patient morbidity, mortality, extended hospital stays, and increased costs.
- Infection risk is influenced by device type, insertion site, patient factors, and preventive measures.
Purpose of the Study:
- To review the epidemiology, pathogenesis, diagnosis, microbiology, and management of CRBSIs.
- To emphasize pathogen-specific strategies for managing intravascular devices in CRBSI cases.
Main Methods:
- Literature review focusing on CRBSI management.
- Analysis of factors influencing infection risk and treatment decisions.
- Emphasis on microbiological data guiding therapeutic choices.
Main Results:
- Effective management of CRBSI requires careful consideration of catheter removal versus retention.
- Systemic antimicrobial therapy is crucial but may not always sterilize the catheter, risking complications.
- Pathogen identification is a key factor in determining the optimal management approach.
Conclusions:
- Decisions regarding catheter management must be individualized based on the causative organism.
- Pathogen-specific treatment is essential for successful CRBSI resolution and prevention of recurrence.
- Integrated management strategies are needed to combat CRBSIs effectively.
Abstract:
Central-line access is an essential part of modern healthcare practice; however, catheter-related bloodstream infection is a major problem that causes substantial morbidity and mortality, and excess length of stay and cost. The risk of infection depends on the type of device, the site of insertion, the underlying conditions and the appropriate prevention measures taken during catheter insertion. Management of catheter-related bloodstream infection involves deciding on catheter removal, antimicrobial catheter lock solution and the type and duration of systemic antimicrobial therapy. Systemic antimicrobial use is essential but, although generally effective in controlling sepsis, it often fails to sterilise the line, increasing the incidence of complications or recurrence. The decision regarding whether the catheter should be removed or retained is therefore crucial. One of the major factors to be considered is the type of organism involved in the catheter-related infection. This review outlines the epidemiology, pathogenesis, diagnosis, microbiology and management of catheter-related infections, mainly focusing on the management of the intravascular device according to the pathogen.
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