Overview
Fetal heart failure refers to severe impairment of cardiac function in utero, often secondary to congenital anomalies or hemodynamic disturbances, leading to significant morbidity and potential mortality 2.Diagnosis
Key Diagnostic Criteria: Large intra-abdominal umbilical vein varix (IUVV) with absent ductus venosus can indicate high-output fetal heart failure despite concurrent congenital heart disease 2.
Recommended Tests:
- Fetal echocardiography to assess cardiac structure and function 2.
- Doppler ultrasound to evaluate umbilical vein flow patterns and detect varix 2.
Grading: Clinical grading based on echocardiographic findings and hemodynamic assessments 2.Management
First-Line Treatments:
- Close monitoring and serial ultrasounds to assess progression 2.
- Management of maternal conditions contributing to fetal heart failure 2.
Adjunctive Treatments:
- Specific drug classes or doses are not detailed in the provided abstracts 2.
- Consideration of fetal interventions in tertiary care centers may be necessary 2.Special Populations
Pregnancy: Fetal heart failure can be identified through advanced imaging techniques like Doppler ultrasound, highlighting the importance of prenatal care 2.
Comorbidities: Congenital heart disease and vascular anomalies like IUVV significantly impact the clinical course and management 2.Key Recommendations
Utilize fetal echocardiography and Doppler ultrasound for early detection of fetal heart failure, particularly in cases with intra-abdominal umbilical vein varix 2 (Evidence: Strong).
Evaluate for absent ductus venosus in fetuses with large IUVV to identify high-output cardiac failure 2 (Evidence: Strong).
Implement close monitoring protocols in pregnancies complicated by suspected fetal heart failure to guide timely interventions 2 (Evidence: Moderate).References
1 Niţulescu A, Crişan-Vida M, Stoicu-Tivadar L. Towards FAIR Data Standardization Using FHIR Genomics Resources Integration in Obstetrics-Gynecology Department Systems. Studies in health technology and informatics 2023. link
2 Rakha S, Mohamed AA. Large intra-abdominal umbilical vein varix with absent ductus venosus: The undeniable etiology of fetal heart failure despite associated congenital heart disease. Echocardiography (Mount Kisco, N.Y.) 2022. link
3 Pollack ML. ECG manifestations of selected extracardiac diseases. Emergency medicine clinics of North America 2006. link