Criteria proposed for vertical transmission of SARS-CoV-2

The virus should be found in the placenta and the baby must test positive for the virus within three days of birth, experts say

Specific testing for SARS-CoV-2 within three days of birth and examination of placental tissue is necessary to confirm vertical transmission of the virus from infected pregnant mothers to their offspring, researchers say.

mother wearing a mask holding new-born baby

The international team propose that the diagnosis of early-onset neonatal COVID-19 infection be limited to neonates with positive real time-PCR testing for SARS-CoV-2 within the initial 72 hours of life.

Neonates testing positive within that