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Viral RNA Load in Mildly Symptomatic and Asymptomatic Children with COVID-19, Seoul, South Korea

Emerg Infect Dis. 2020 Oct;26(10):2497-2499. doi: 10.3201/eid2610.202449. Epub 2020 Jun 4.

Abstract

Along with positive SARS-CoV-2 RNA in nasopharyngeal swabs, viral RNA was detectable at high concentration for >3 weeks in fecal samples from 12 mildly symptomatic and asymptomatic children with COVID-19 in Seoul, South Korea. Saliva also tested positive during the early phase of infection. If proven infectious, feces and saliva could serve as transmission sources.

Keywords: COVID-19; SARS-CoV-2; Seoul; South Korea; children; coronavirus; coronavirus disease; feces; respiratory infections; saliva; severe acute respiratory syndrome coronavirus 2; viral load; viruses; zoonoses.

Publication types

  • Letter

MeSH terms

  • Adolescent
  • Asymptomatic Infections
  • Betacoronavirus / isolation & purification*
  • COVID-19
  • Child
  • Child, Preschool
  • Coronavirus Infections / transmission
  • Coronavirus Infections / urine
  • Coronavirus Infections / virology*
  • Feces / virology*
  • Humans
  • Infant
  • Infant, Newborn
  • Nasopharynx / virology*
  • Pandemics
  • Plasma / virology
  • Pneumonia, Viral / transmission
  • Pneumonia, Viral / urine
  • Pneumonia, Viral / virology*
  • RNA, Viral / analysis*
  • Republic of Korea
  • SARS-CoV-2
  • Saliva / virology*
  • Urine / virology
  • Viral Load

Substances

  • RNA, Viral