We sought to evaluate the extent of the association between placental implantation
abnormalities (PIA) and preterm delivery in singleton gestations. We conducted a systematic …

The placenta is often overlooked in the routine evaluation of a normal gestation, receiving
attention only when an abnormality is detected. Although uncommon, abnormalities of the …

Background Vasa praevia (VP) is a rare phenomenon that is assumed to increase the risk of
severe complications, including fetal death. Critical data on its incidence are lacking, so …

Vasa previa occurs when fetal blood vessels that are unprotected by the umbilical cord or
placenta run through the amniotic membranes and traverse the cervix. If membranes …

Primary placental implantation disorders have been known to midwives and obstetricians for
at least 100 years. Overall, these anomalies have only been described in human …

Objective Vasa previa is an obstetric complication in which the fetal blood vessels lie outside
the chorionic plate in close proximity to the internal cervical os. In women with vasa previa …

Objectives To derive accurate estimates of perinatal survival in pregnancies with and without
a prenatal diagnosis of vasa previa based on a systematic review of the literature and meta …

OBJECTIVE: To estimate the incidence of women with vasa previa in Australia and to
describe risk factors, timing of diagnosis, clinical practice, and perinatal outcomes …

Objectives To derive accurate estimates of the incidence of vasa praevia (VP) in a routine
population of unselected pregnancies. Design Systematic review and meta-analysis. Data …

The frequency of twin gestations has increased over the last few decades, mainly due to
maternal age at childbearing, and the use of assisted reproductive technologies. Twins are …