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Identification of pathogens from the upper respiratory tract of adult emergency department patients at high risk for influenza complications in a pre-Sars-CoV-2 environment
Journal article   Open access   Peer reviewed

Identification of pathogens from the upper respiratory tract of adult emergency department patients at high risk for influenza complications in a pre-Sars-CoV-2 environment

Justin Hardick, Kathryn Shaw-Saliba, Breana McBryde, Charlotte A. Gaydos, Yu-Hsiang Hsieh, Frank Lovecchio, Mark Steele, David Talan, Richard E. Rothman and Emergency Department National Network Influenza Investigators
Diagnostic microbiology and infectious disease, Vol.100(2), pp.115352-115352
02/17/2021
DOI: 10.1016/j.diagmicrobio.2021.115352
PMCID: PMC8107121
PMID: 33639376
url
https://doi.org/10.1016/j.diagmicrobio.2021.115352View
Published (Version of record) Open Access

Abstract

The emergence of SARS-CoV-2 and subsequent COVID-19 pandemic highlights the morbidity and potential disease severity caused by respiratory viruses. To elucidate pathogen prevalence, etiology of coinfections and URIs from symptomatic adult Emergency department patients in a pre-SARS-CoV-2 environment, we evaluated specimens from four geographically diverse Emergency departments in the United States from 2013–2014 utilizing ePlex RP RUO cartridges (Genmark Diagnostics). The overall positivity was 30.1% (241/799), with 6.6% (16/241) coinfections. Noninfluenza pathogens from most to least common were rhinovirus/ enterovirus, coronavirus, human metapneumovirus and RSV, respectively. Broad differences in disease prevalence and pathogen distributions were observed across geographic regions; the site with the highest detection rate (for both mono and coinfections) demonstrated the greatest pathogen diversity. A variety of respiratory pathogens and geographic variations in disease prevalence and copathogen type were observed. Further research is required to evaluate the clinical relevance of these findings, especially considering the SARS-CoV-2 pandemic and related questions regarding SARS-CoV-2 disease severity and the presence of coinfections.
Influenza Coinfections Emergency department Multiplex diagnostics Respiratory infections

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