Vertical transmission and COVID-19: a scoping review

Karoline Faria de Oliveira, Jacqueline Faria de Oliveira, Monika Wernet, Marina Carvalho Paschoini, Mariana Torreglosa Ruiz
2021 Revista Brasileira de Enfermagem  
Analyze available evidence related to SARS-CoV-2 infection and vertical transmission. Scoping review, according to the Joanna Briggs Institute and PRISMA-ScR. Searches were conducted in five electronic databases to find publications about coronavirus infection and vertical transmission. Data were extracted, analyzed and synthesized by three independent researchers using a descriptive approach. The search resulted in 76 publications. After selective steps, 15 articles - retrospective descriptive
more » ... or case studies - were analyzed, all in English. In order to track the infection, specimens were collected from neonates through nasal swabs and C-reactive protein from breast milk, cord blood, amniotic fluid, placenta and vaginal secretion was analyzed. A small percentage of neonates tested positive for COVID-19, but these cases were not attributed to vertical transmission. Vertical transmission could not be demonstrated. Research protocol registered with the Open Science Framework (
doi:10.1590/0034-7167-2020-0849 pmid:34037165 fatcat:67lnpcyvxrbgxgcsy5brlcolh4