Race
Assisted reproduction (infertility agents)
Paternal family history
Recent cessation of long term oral birth control
Maternal age (35-40)
Maternal family history
Multiparity
Maternal history of twinning
Paternal history of twinning
True
False
True
False
True
False
Dichorionic / diamniotic
Monochorionic / diamniotic
Monochorionic / monoamniotic
Monochorionic / monoamniotic
Dichorionic / diamniotic
Monochorionic / diamniotic
True
False
Placental abruption
IUGR
Vasa previa
Premature labor
PROM
Pregnancy induced hypertension, preeclampsia
Serial ultrasound exams every 3 to 4 weeks to verify growth
Document fetal heart rate
Identify number of fetuses present
Label presenting fetus
Identify presence of membrane
Determine number and location of placenta(s)
Identify fetal lie in pregnancy
Determine separation
Determine gender: if different it's dizygotic
Biometry of both fetuses, fetal survey of both fetuses