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Multiorgan dysfunction in infants with post-asphyxial hypoxic-ischaemic encephalopathy.
1Department of Paediatrics, Mount Sinai Hospital, and University of Toronto, Toronto, Ontario, Canada. pshah@mtsinai.on.ca
Archives of Disease in Childhood. Fetal and Neonatal Edition
|February 24, 2004
Summary
Multiorgan dysfunction (MOD) occurred in all infants with hypoxic-ischaemic encephalopathy (HIE) after birth asphyxia. However, MOD did not predict long-term outcomes in these infants.
Area of Science:
- Neonatalogy
- Perinatal Medicine
- Pediatric Neurology
Background:
- Multiorgan dysfunction (MOD) is a diagnostic criterion for intrapartum asphyxia.
- MOD is theoretically linked to the diving reflex, prioritizing vital organ blood flow.
Purpose of the Study:
- To assess organ system involvement patterns in infants with post-asphyxial hypoxic-ischaemic encephalopathy (HIE).
- To correlate organ dysfunction patterns with long-term neurodevelopmental outcomes.
Main Methods:
- Retrospective cohort study of term neonates with HIE.
- Assessment of renal, cardiovascular, pulmonary, and hepatic function.
- Evaluation of long-term outcomes including death and severe neurodevelopmental disability.
Main Results:
- All 130 infants exhibited MOD; 62% had severe adverse outcomes.
- Renal, cardiovascular, pulmonary, and hepatic dysfunction were prevalent in both good and adverse outcome groups (58-88%).
- No significant association was found between MOD and long-term outcomes.
Conclusions:
- MOD is universally present in severe post-asphyxial HIE but does not predict outcomes.
- Individual or combined organ involvement patterns did not correlate with long-term neurodevelopmental status.