title: Prenatal sonography in trisomy 9.
abstract: Two cases of trisomy 9 are presented with the description of the prenatal sonographic findings prompting prenatal cytogenetics evaluation. The characteristic sonographic abnormalities included structural heart defects; limb, renal, and facial anomalies; and intrauterine growth retardation. The clinical course and cytogenetic and autopsy finding are described.
authors.affiliation: Department of Obstetrics and Gynecology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.
authors.forename: B R
authors.initials: BR
authors.lastname: Benacerraf
authors.forename: S
authors.initials: S
authors.lastname: Pauker
authors.forename: B J
authors.initials: BJ
authors.lastname: Quade
authors.forename: F R
authors.initials: FR
authors.lastname: Bieber
mesh_terms: D000328:Adult; D000649:Amniocentesis; D002899:Chromosomes, Human, Pair 9; D003937:Diagnosis, Differential; D005145:Face / Q000002:abnormalities; D005260:Female; D005317:Fetal Growth Retardation / Q000000981:diagnostic imaging; D006330:Heart Defects, Congenital; D006801:Humans; D007668:Kidney / Q000002:abnormalities; D017880:Limb Deformities, Congenital; D008168:Lung / Q000002:abnormalities; D009436:Neural Tube Defects / Q000175:diagnosis; D011247:Pregnancy; D014314:Trisomy; D016216:Ultrasonography, Prenatal