Accuracy of a Rapid Multiplex Polymerase Chain Reaction Plus a Chromogenic Phenotypic Test Algorithm for Detection of Extended-Spectrum β-Lactamase and Carbapenemase-Producing Gram-Negative Bacilli in Positive Blood Culture Bottles

Sean Wei Xiang Ong, Pei Yun Hon, Sharon Syn Hui Wee, Jonathan Wei Zhong Chia, Shehara Mendis, Ezlyn Izharuddin, Ray Junhao Lin, Po Ying Chia, Rees Chin Swee Sim, Mark I.Cheng Chen, Angela Chow, Joanne Yoong, David Chien Lye, Christine B. Teng, Paul Anantharajah Tambyah, Ritu Banerjee, Robin Patel, Partha Pratim De, Shawn Vasoo

Research output: Contribution to journalArticlepeer-review

Abstract

We studied the performance of an algorithm combining multiplex polymerase chain reaction with phenotypic detection of extended-spectrum β-lactamases and carbapenemases directly from positive blood culture bottles in patients with gram-negative bacteremia and found good concordance with routine cultures. Such an algorithm may be a tool to improve time to optimal therapy in patients with gram-negative bacteremia.

Original languageEnglish (US)
Pages (from-to)1850-1854
Number of pages5
JournalClinical Infectious Diseases
Volume74
Issue number10
DOIs
StatePublished - May 15 2022

Keywords

  • ESBL
  • antimicrobial resistance
  • carbapenemase
  • diagnostics
  • gram-negative bacteria
  • rapid test kits

ASJC Scopus subject areas

  • Microbiology (medical)
  • Infectious Diseases

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