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Description of a Swine Infant Model of Volume-Controlled Hemorrhagic Shock
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Hypotension and shock in the preterm infant.
1McGill University, NICU, Royal Victoria Hospital, 687 Pine Ave W, Montréal, Québec H3A 1A1, Canada. keith.barrington@mcgill.ca
Seminars in Fetal & Neonatal Medicine
|November 3, 2007
Summary
Hypotension treatment varies widely in preterm infants due to limited evidence. More research is needed to guide interventions for neonatal shock and ensure safe, effective care.
Area of Science:
- Neonatology
- Pediatric Cardiology
- Perinatal Medicine
Background:
- Significant variation exists in treating hypotension in extremely preterm infants.
- Lack of reliable evidence hinders the development of standardized treatment protocols.
- The 'intervention/data imbalance' is pronounced in neonatal hypotension management.
Purpose of the Study:
- To review the neonatal cardiovascular system's unique characteristics.
- To define hypotension and shock in preterm infants.
- To discuss treatment indications and therapies for neonatal hypotension.
Main Methods:
- Literature review focusing on neonatal hypotension and shock.
- Analysis of current treatment practices and evidence base.
- Discussion of diagnostic challenges in assessing perfusion.
Main Results:
- Treatment rates for hypotension range from 16% to 98% in extremely preterm infants.
- Current treatments for hypotension in preterm infants lack strong supporting evidence.
- Assessing adequate tissue perfusion in neonates remains a significant clinical challenge.
Conclusions:
- Evidence-based guidelines are crucial for managing hypotension and shock in preterm infants.
- Treatment of hypotension in infants with adequate perfusion may be unnecessary and harmful.
- Further research is essential to establish effective therapies for neonatal hypotension.
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