Intrauterine vertical transmission of COVID-19 during pregnancy: A systematic review

Abstract

Background: COVID-19 infection in pregnancy raised concerns about the risk of intrauterine vertical transmission of the SARS-CoV-2 from mother to fetus. Objectives: To review the current evidence on the possibility of intrauterine vertical transmission potential among COVID19 infected pregnant mothers. Methods: Eligible studies published from December 2019 until August 1, 2020, were searched for from PubMed, PubMed Central, Google scholar, medRxiv, and bioRxiv collection databases using MeSH-compliant keywords including COVID19, pregnancy, intrauterine vertical transmission, Coronavirus 2019, SARS-CoV-2, 2019-nCoV, and maternal-fetal