Abstract:
PURPOSE OF REVIEW:An increasing number of laboratories have implemented multiplex molecular panels for the diagnosis of gastrointestinal infections. This review focuses on recent data addressing the performance of US Food and Drug Administration-cleared multiplex gastrointestinal panels and discusses the advantages and limitations of these tests in the immunocompromised population. RECENT FINDINGS:Testing for gastrointestinal pathogens using multiplex molecular panels increases sensitivity and detection of coinfections compared with routine testing methods. Furthermore, multiplex panels reduce turnaround time and may allow for more informed decisions regarding treatment and infection control measures. However, the routine use of multiplex gastrointestinal panels has led to an increase in the detection of certain organisms, such as enteroaggregative Escherichia coli and sapovirus, which many clinical laboratories did not specifically test for in the past. This has created a degree of confusion on how to best interpret the results of multiplex panels, especially in the immunocompromised host. SUMMARY:Multiplex molecular panels provide a rapid and sensitive tool for the diagnosis of infectious diarrhea, and may allow for more timely decisions regarding the management of immunosuppressed patients. However, there are limitations associated with multiplex panels, including the interpretation of results and the cost associated with testing. Clinical microbiologists should work closely with clinicians to develop evidence-based algorithms to guide test utilization in this area.
journal_name
Curr Opin Infect Disjournal_title
Current opinion in infectious diseasesauthors
Liesman RM,Binnicker MJdoi
10.1097/QCO.0000000000000276subject
Has Abstractpub_date
2016-08-01 00:00:00pages
359-65issue
4eissn
0951-7375issn
1473-6527journal_volume
29pub_type
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journal_title:Current opinion in infectious diseases
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