INDICATIONS
There are many reasons to use obstetrical ultrasound.
Pregnancy location & viability, gestational age dating
Multiple gestation (zygosity, chorionicity, amnionicity)
Amniotic fluid volume (oligohydramnios, polyhydramnios)
Fetal growth (IUGR, macrosomia)
Fetal anomalies, fetal well-being
Pregnancy bleeding, fetal anemiahttp://ebookobgyne.net