Events in fetal life impact long-term health outcomes. The placenta is the first organ to form
and is the site of juxtaposition between the maternal and fetal circulations. Most diseases of …

The mechanism (s) by which neonates testing positive for coronavirus disease 2019 (COVID-
19) acquire their infection has been largely unknown. Transmission of the etiological agent …

Context.—Perinatal death is an increasingly important problem as the coronavirus disease
2019 (COVID-19) pandemic continues, but the mechanism of death has been unclear …

Fetal growth restriction (FGR) is defined as the failure of the fetus to meet its growth potential
due to a pathological factor, most commonly placental dysfunction. Worldwide, FGR is a …

Background. The occurrence of trans-placental transmission of severe acute respiratory
syndrome corona virus 2 (SARS-CoV-2) infection remains highly debated. Placental …

Congenital infection of SARS-CoV-2 appears to be exceptionally rare despite many cases of
COVID-19 during pregnancy. Robust proof of placental infection requires demonstration of …

Context.—The number of neonates with severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) infection is increasing, and in a few there are reports of intrauterine infection …

Stillbirth is a recognized complication of COVID-19 in pregnant women that has recently
been demonstrated to be caused by SARS-CoV-2 infection of the placenta. Multiple global …

Objectives Errors in search strategies negatively affect the quality and validity of systematic
reviews. The primary objective of this study was to evaluate searches performed in …

Chronic inflammatory placental disorders are a group of rare but devastating gestational
syndromes associated with adverse pregnancy outcome. This review focuses on three …