Objective To examine the performance of the 11–13 weeks scan in detecting non‐
chromosomal abnormalities. Methods Prospective first‐trimester screening study for …

Objectives To determine the sensitivity and specificity of first‐trimester ultrasound for the
detection of fetal abnormalities and to establish which factors might impact on screening …

Fetal structural anomalies are found in up to 3% of all pregnancies and ultrasound-based
screening has been an integral part of routine prenatal care for decades. The prenatal …

OBJECTIVE: To review the literature concerning the efficacy of early ultrasonography (at 11–
14 weeks of gestation) to identify fetal malformations. DATA SOURCES: A search in …

Objective To assess the potential of first‐trimester sonography in the detection of fetal
abnormalities using an extended protocol that is achievable with reasonable resources of …

Objectives To assess the accuracy of fetal echocardiography at 11–13 weeks performed by
well‐trained obstetricians using a high‐frequency linear ultrasound transducer. Methods …

Objectives To determine the sensitivity of first‐trimester ultrasound for diagnosing different
structural anomalies in chromosomally normal pregnancies, and to establish the role of …

Objective To review experience of early prenatal diagnosis of skeletal dysplasias, and to
explore diagnostic accuracy and improve management. Methods A retrospective review of …

Although decisions regarding embryonic demise and ectopic pregnancy are usually made
based on internal sonographic controls rather than on menstrual history, the patient's …

This recommendation document follows the mission of the World Association of Perinatal
Medicine in collaboration with the Perinatal Medicine Foundation. We aim to bring together …