Gersak, Ksenija Association between increased yolk sac diameter and abnormal karyotypes. [electronic resource] - Journal of perinatal medicine Jan 2012 - 251-4 p. digital Publication Type: Journal Article ISSN: 1619-3997 Standard No.: 10.1515/jpm.2011.140 doi Subjects--Topical Terms: Abortion, Missed--diagnostic imagingAdultChromosome AberrationsFemaleGestational AgeHumansKaryotypingMonosomyPregnancyRetrospective StudiesTrisomyTurner Syndrome--diagnosisUltrasonography, PrenatalYolk Sac--abnormalities