Right ventricular outflow tract abnormalities in monochorionic twin pregnancies without twin-to-twin transfusion syndrome: Prenatal course and postnatal long-term outcomes.

RVOTA can occur in MC/DA pregnancies without TTTS, particularly when other complications coexist. In complicated cases specialized fetal echocardiographic evaluation is recommended during pregnancy; RVOTA cases should be delivered in a tertiary level center, where cardiologists are available.