Could a team-based perinatal approach be the key to better outcomes in complex fetal congenital heart disease (CHD)? Defining Terms: Complex CHD and Ductal PatencyComplex CHD: Refers to severe structural heart defects involving multiple chambers or vessels, requiring urgent and specialized intervention after birth. ConclusionA coordinated, multidisciplinary approach to pregnancies complicated by complex fetal CHD can make a significant difference. Key pointsIntegrated, multidisciplinary care improves outcomes for pregnancies with complex fetal CHD. Integrated pregnancy and perinatal management of complex fetal congenital heart disease: a preliminary retrospective study.