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Blood culture practices in patients with a central line at an academic medical center-Iowa, 2020

Elias Kovoor1, Takaaki Kobayashi1, Lorinda L Sheeler1

  • 1University of Iowa Hospitals & Clinics, Iowa City, Iowa, United States.

Antimicrobial Stewardship & Healthcare Epidemiology : ASHE
|December 9, 2022
PubMed

Insights

This study examined blood culture practices for catheter-related bloodstream infections (CRBSI). Adherence to Infectious Diseases Society of America guidelines for CRBSI blood cultures was low, with most central line patients receiving only peripheral cultures.

Area of Science:

  • Infectious Diseases
  • Clinical Microbiology
  • Healthcare Quality Improvement

Background:

  • Catheter-related bloodstream infections (CRBSI) are a significant concern in healthcare settings.
  • Accurate and timely diagnosis of CRBSI is crucial for effective patient management.
  • The Infectious Diseases Society of America (IDSA) provides guidelines for diagnosing CRBSI using blood cultures.

Purpose of the Study:

  • To evaluate the current utilization of IDSA recommendations for blood cultures in patients with suspected CRBSI.
  • To characterize current blood-culture practices in relation to central line utilization.

Main Methods:

  • Retrospective analysis of blood-culture practices.
  • Assessment of adherence to IDSA guidelines for CRBSI diagnosis.
  • Review of patient data including central line status and blood culture methods.

Main Results:

  • Analysis revealed suboptimal utilization of IDSA recommendations for CRBSI blood cultures.
  • The majority of patients with central venous catheters underwent peripheral blood cultures only.
  • Current practices may not fully align with established guidelines for CRBSI diagnosis.

Conclusions:

  • Increasing the implementation of CRBSI guidelines could enhance clinical care for bloodstream infections.
  • Current blood-culture practices may require optimization to improve diagnostic accuracy for CRBSI.
  • Adherence to guidelines may impact other healthcare quality metrics, necessitating careful consideration.

Keywords:
Blood culture practicesCatheter related blood stream infectionCentral line associated blood stream infection

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