Should qualitative RT-PCR be used to determine release from isolation of COVID-19 patients?

•COVID-19 patients may have persistently positive RT-PCRs for as many as 9 weeks.•Some are being required to continue in isolation until they have negative results.•SARS-CoV-2 qualitative RT-PCR does not distinguish infectious from noninfectious.•Quantitative RT-PCRs and immunoassays are better mark...

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Veröffentlicht in:The Journal of infection 2020-09, Vol.81 (3), p.452-482
Hauptverfasser: Krupp, Karl, Madhivanan, Purnima, Perez-Velez, Carlos M.
Format: Artikel
Sprache:eng
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Zusammenfassung:•COVID-19 patients may have persistently positive RT-PCRs for as many as 9 weeks.•Some are being required to continue in isolation until they have negative results.•SARS-CoV-2 qualitative RT-PCR does not distinguish infectious from noninfectious.•Quantitative RT-PCRs and immunoassays are better markers of infectivity period.•Social isolation can have economic, physical, psychological, and social effects.
ISSN:0163-4453
1532-2742
DOI:10.1016/j.jinf.2020.06.030