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COVID-19 and children

Carl A Pierce1, Kevan C Herold2, Betsy C Herold1,3

  • 1Department of Microbiology and Immunology, Albert Einstein College of Medicine, Bronx, NY, USA.

Science (New York, N.Y.)
|September 8, 2022
PubMed

Insights

Children infected with SARS-CoV-2 generally experience milder COVID-19, but serious complications like MIS-C can occur. Research is ongoing to understand long-term effects and the role of vaccination in pediatric COVID-19.

Area of Science:

  • Pediatric Infectious Diseases
  • Immunology
  • Public Health

Background:

  • While adult COVID-19 research is extensive, the impact of SARS-CoV-2 on children remains less understood.
  • Children typically exhibit milder COVID-19 symptoms compared to adults, an atypical pattern for respiratory illnesses.
  • Certain pediatric cases develop severe complications, including multisystem inflammatory syndrome in children (MIS-C) and Long Covid, even after asymptomatic or mild infections.

Purpose of the Study:

  • To investigate the unique ways severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) affects children.
  • To understand the factors influencing severe disease development in pediatric COVID-19 cases.
  • To assess the role of children in SARS-CoV-2 transmission and the benefits of pediatric vaccination.

Main Methods:

  • Review of existing research on pediatric COVID-19.
  • Analysis of epidemiological data concerning SARS-CoV-2 transmission in children.
  • Discussion of current understanding regarding pediatric immune responses to SARS-CoV-2 infection and vaccination.

Main Results:

  • Children generally experience less severe COVID-19 than adults.
  • Serious complications such as MIS-C and Long Covid can arise in children post-infection.
  • The role of children in transmission dynamics requires further investigation.

Conclusions:

  • Vaccinating children against COVID-19 is recommended to mitigate long-term effects and reduce transmission.
  • Further research is essential to fully comprehend the long-term consequences of COVID-19 in pediatric populations.
  • Ongoing studies aim to clarify the impact of vaccination on immune responses to evolving SARS-CoV-2 variants in children.

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