Echogenic yolk sac: a marker for aneuploidy?
Parasuraman
R
R
Wessex Fetal Medicine Unit, Princess Anne Hospital, Southampton, SO16 5YA, UK. rajeraghav@hotmail.com
Liversedge
H M
HM
Gilg
J
J
Taylor
M J O
MJ
D000782:Aneuploidy; D015415:Biomarkers; D005260:Female; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011446:Prospective Studies; D016216:Ultrasonography, Prenatal; D015017:Yolk Sac / Q000000981:diagnostic imaging*
D015415:Biomarkers