Characteristics of pediatric SARS-CoV-2 infection and potential evidence for persistent fecal viral shedding.
Level 4 - case-series / case-control
Small observational case series of 10 pediatric patients
PubMed 32284613 · doi:10.1038/s41591-020-0817-4
What was done
Epidemiological and clinical investigations were conducted on 10 pediatric patients with SARS-CoV-2 infection confirmed by real-time reverse transcription PCR (RT-PCR). Clinical severity, need for intensive care or respiratory support, chest X-ray findings, and viral RNA shedding via nasopharyngeal and rectal swabs were evaluated.
What was found
All 10 pediatric patients had nonspecific symptoms, with 0 requiring respiratory support or intensive care. Chest X-rays showed no definite signs of pneumonia. Notably, 8 of the 10 children persistently tested positive on rectal swabs via RT-PCR even after nasopharyngeal swab testing had become negative.
Why it matters
This study highlights that pediatric SARS-CoV-2 infection can present with mild, nonspecific symptoms lacking adult-like radiographic pneumonia, and suggests the possibility of prolonged gastrointestinal viral shedding.
Limits
The study is a small, uncontrolled case series of only 10 children. Detection of viral RNA by RT-PCR does not demonstrate the presence of infectious, replication-competent virus, so fecal-oral transmission remains unproven. Long-term outcomes and exact shedding durations were not reported in the abstract.
Cited by
- supports Reports from China indicate that SARS-CoV-2 continues to be shed in stool even after patients test negative on consecutive throat and nasopharyngeal swabs.