PURPOSE: To determine the type and prevalence of prenatal ultrasound (US) findings in
fetuses with trisomy 13. MATERIALS AND METHODS: Prenatal US findings in 33 consecutive …

Prenatal ultrasound findings were reviewed in 94 consecutive fetuses with proved Down
syndrome (trisomy 21) during a 6-year period at a single institution. One or more abnormalities …

Ultrasonographic (US) findings were correlated with clinical outcome in seven cases of
meconium peritonitis detected with prenatal US during a 2-year period. Nineteen previously …

OBJECTIVE: This study was undertaken to determine whether obesity is associated with
obstetric complications and cesarean delivery. METHODS: A large prospective multicenter …

Background It is uncertain how best to screen pregnant women for the presence of fetal Down's
syndrome: to perform first-trimester screening, to perform second-trimester screening, or …

OBJECTIVE: To estimate the effect of maternal age on obstetric outcomes. METHODS: A
prospective database from a multicenter investigation of singletons, the FASTER trial, was …

To determine whether sonographic "markers" are associated with fetal Down syndrome
during the second trimester and to estimate the degree of risk of individual markers using …

OBJECTIVE: The purpose of this study was to determine whether patients with first-trimester
threatened abortion are at increased risk for poor pregnancy outcome. STUDY DESIGN: A …

Background. Meningomyelocele can now be detected before birth. Few data are available on
its natural history, however, and optimal management at the time of delivery is controversial…

Objective To describe and test a method of individual risk assessment for fetal Down's
syndrome based on maternal age and second‐trimester ultrasound findings. Design A case–…