title: Third-trimester transvaginal ultrasonographic depiction of an intervening membrane in a twin gestation considered monoamniotic at repeated transabdominal assessments.
authors.forename: D M
authors.initials: DM
authors.lastname: Sherer
authors.forename: A
authors.initials: A
authors.lastname: Lysikiewicz
authors.forename: R
authors.initials: R
authors.lastname: Jaffe
mesh_terms: D000328:Adult; D000650:Amnion / Q000000981:diagnostic imaging*; D002823:Chorion / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D011272:Pregnancy, Multiple; D011296:Prenatal Diagnosis; D014430:Twins, Monozygotic; D016216:Ultrasonography, Prenatal / Q000379:methods*