Zygosity.
Amnionicity
Chorionicity
Placentation.
Table comparing zygosity, amnionicity and chorionicity.
Table differentiating monochorionic from dichorionic twins.
Table differentiating monoamniotic from diamniotic twins.
Amniotic fluid volume in twin pregnancies.
Co-joined twins.
Chorionicity in triplet pregnancies.
Complications of multiple pregnancies.
Risk of fetal loss in multiple pregnancies.
