title: Ultrasound screening for fetal abnormalities in the first trimester.
abstract: There has been an increase in the use of fetal ultrasound in the first trimester over the last few years. This paper will review the published literature on first trimester ultrasound screening programmes for both aneuploidy and fetal structural abnormalities.
authors.affiliation: Fetal Medicine Unit, Obstetric Hospital, University College Hospital, London, U.K.
authors.forename: L S
authors.initials: LS
authors.lastname: Chitty
authors.forename: P P
authors.initials: PP
authors.lastname: Pandya
mesh_terms: D002869:Chromosome Aberrations; D000013:Congenital Abnormalities / Q000000981:diagnostic imaging*; D005260:Female; D005865:Gestational Age; D006801:Humans; D009333:Neck / Q000000981:diagnostic imaging; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D016216:Ultrasonography, Prenatal