Disorders of placental villous maturation are present in one-third of cases with spontaneous preterm labor.

ABSTRACT:

Objectives

Spontaneous preterm labor is an obstetrical syndrome accounting for approximately 65-70% of preterm births, the latter being the most frequent cause of neonatal death and the second most frequent cause of death in children less than five years of age worldwide. The purpose of this study was to determine and compare to uncomplicated pregnancies (1) the frequency of placental disorders of villous maturation in spontaneous preterm labor; (2) the frequency of other placental morphologic characteristics associated with the preterm labor syndrome; and (3) the distribution of these lesions according to gestational age at delivery and their severity.

Methods

A case-control study of singleton pregnant women was conducted that included (1) uncomplicated pregnancies (control

SUBMITTER: Jaiman S 

PROVIDER: S-EPMC8324068 | biostudies-literature | 2021 May

REPOSITORIES: biostudies-literature