Prenatal Diagnosis and Management of Congenital Heart Disease

Congenital heart disease (CHD) affects nearly 1% of live births and encompasses a spectrum of structural abnormalities arising during cardiac development. Prenatal detection relies principally on fetal echocardiography in the second trimester, enhanced by assessment of the four-chamber view and outflow tracts, and increasingly augmented by advanced modalities such as fetal magnetic resonance imaging and computational modelling. Emerging first-trimester plasma proteomics may provide objective biomarkers for early risk stratification, while genetic testing clarifies chromosomal contributions and informs parental counselling. A multidisciplinary framework integrates obstetricians, paediatric cardiologists, geneticists and specialist nurses to facilitate informed decision-making and psychosocial support. Management pathways range from in-utero therapies—such as valve dilatation and sustained maternal oxygenation—to planned delivery at tertiary centres, immediate neonatal intervention and longitudinal neurodevelopmental follow-up. Multidisciplinary-joint consultation has been shown to refine prognostic assessment and reduce unwarranted pregnancy terminations. Global disparities in access to screening and intervention drive efforts to standardise training and guidelines. Collectively, these advances mark a shift towards precision diagnostics and personalised management, striving to optimise survival rates and quality of life for affected infants.

Research from Nature Portfolio

Recent large-scale analysis of almost 1,500 fetuses with CHD demonstrated that structured multidisciplinary-joint consultation significantly lowered pregnancy termination rates, with two-thirds of previously undecided cases progressing to live birth with favourable early outcomes. High-resolution sequential segment echocardiography achieved diagnostic accuracies exceeding 98% for isolated defects and over 90% for complex anomalies when integrated with genetic testing and expert panel review. Foundational work on in-utero therapy further revealed that sustained maternal hyperoxygenation safely induced dose- and duration-dependent growth of left heart structures in fetuses with coarctation of the aorta, offering a non-invasive approach to modify lesion severity before birth. Together, these studies highlight the impact of collaborative clinical pathways and selective prenatal interventions on altering the natural history of critical cardiac lesions.

Prenatal Diagnosis and Management of Congenital Heart Disease publication trend

The graph below shows the total number of articles in prenatal diagnosis and management of congenital heart disease across all publications each year (not limited to Nature Index journals).

Technical terms

Fetal echocardiography: ultrasound imaging of the fetal heart to assess structural and functional integrity.

Proteomics: large-scale analysis of proteins in biological fluids to discover disease biomarkers.

Digital twin: computational replica of an anatomical structure used to simulate physiological dynamics.

Computational fluid dynamics (CFD): numerical modelling of blood flow within vascular geometries.

Fetal cardiac intervention (FCI): in-utero catheter or surgical procedures to correct structural heart defects before birth.

Multidisciplinary-joint consultation (MDJC): collaborative clinical decision-making process involving multiple specialties to guide prenatal management.

References

1. The onset of coarctation of the aorta before birth: Mechanistic insights from fetal arch anatomy and haemodynamics. Computers in Biology and Medicine (2024).
2. Proteome profiling of early gestational plasma reveals novel biomarkers of congenital heart disease. EMBO Molecular Medicine (2023).
3. ISUOG Practice Guidelines (updated): fetal cardiac screening. Ultrasound in Obstetrics and Gynecology (2023).
4. International Fetal Cardiac Intervention Registry A Worldwide Collaborative Description and Preliminary Outcomes. Journal of the American College of Cardiology (2015).
5. Analysis of 3-Dimensional Arch Anatomy, Vascular Flow, and Postnatal Outcome in Cases of Suspected Coarctation of the Aorta Using Fetal Cardiac Magnetic Resonance Imaging. Circulation Cardiovascular Imaging (2021).
6. Prenatal diagnosis and pregnancy outcomes of 1492 fetuses with congenital heart disease: role of multidisciplinary-joint consultation in prenatal diagnosis. Scientific Reports (2020).
7. Sustained maternal hyperoxygenation improves aortic arch dimensions in fetuses with coarctation. Scientific Reports (2016).