Twin pregnancies are high risk pregnancies and requires monitoring both mother and babies. This pregnancies often need more scans to monitor growth, Blood flow,
Detail look at the fetal anomalies,
Check for the amniotic fluid levels and to intervene early in case of complications.
Dichorionic twins are set of twins with two different placenta and have fewer complications
Monochorionic twins which share common placenta and more often have more complications. Hence need to be monitered with more number of scans frequently.