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Developmental progress of children with congenital heart defects requiring open heart surgery
1Department of Neurology and Neurosurgery, School of Physical & Occupational Therapy, McGill University-Montreal Children's Hospital, Quebec, Canada.
Insights
Infants undergoing open heart surgery now have better survival rates. However, these survivors often experience mild to moderate developmental disabilities, requiring further research into long-term outcomes.
Area of Science:
- Pediatric Cardiology
- Neonatal Neurology
- Developmental Pediatrics
Background:
- Advances in pediatric cardiac surgery have improved survival rates for infants.
- Infants undergoing open heart surgery face risks of brain injury from various factors.
- Pre-existing developmental issues are common in newborns requiring cardiac surgery.
Purpose of the Study:
- To define the developmental progress of infants surviving early open heart surgery.
- To identify factors contributing to neurodevelopmental deficits in this population.
- To highlight areas for future research and clinical attention.
Main Methods:
- Review of existing literature on neurodevelopmental outcomes in infants post-cardiac surgery.
- Analysis of factors contributing to brain injury (preoperative, intraoperative, postoperative).
- Characterization of developmental trajectories and neurological sequelae.
Main Results:
- Survivors of infant open heart surgery exhibit a range of neurodevelopmental outcomes.
- Mild to moderate developmental disabilities are prevalent, though severe sequelae are uncommon.
- Common issues include subtle neurological deficits and global developmental lags.
Conclusions:
- Infants surviving early open heart surgery require ongoing neurodevelopmental assessment.
- Functional limitations, academic performance, and quality of life are key areas for future investigation.
- Multifactorial causes of brain injury necessitate a comprehensive approach to care.
Abstract:
Recent advances for infants requiring early open heart surgery have resulted in a dramatic decline in mortality and severe morbidity. The developmental progress of these new survivors is currently being defined. Causes contributing to brain injury are multifactorial, and may involve preoperative, intraoperative, and postoperative events. Before surgery, these children often exhibit hypotonia, poor state regulation, microcephaly, and developmental delays. These findings are particularly prevalent in newborns. In the acute postoperative period, neurodevelopmental deficits continue to manifest clinically. Long-term follow-up studies indicate that subtle neurological deficits and global developmental lags are characteristic of this population. Overall, severe neurological sequelae are uncommon; however, mild to moderate developmental disabilities are prevalent. Functional limitations, academic achievements, and health-related quality of life are areas that deserve further attention.