People with a mean gestational sac diameter (MSD) of less than 5 millimeters greater than the crown-rump length are more likely to experience a first-trimester miscarriage—even if the baby has a ...

CRL: Crown—rump length; EV: Embryo volume; FV: Fetal volume; GSV: Gestational sac volume; PV: Placental volume; SonoAVC: Sonography-based automated volume count ...