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Related Concept Videos

Parenteral Anesthetics: Overview01:24

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Intravenous anesthetics are drugs administered parenterally to induce anesthesia or sedation. Propofol is a widely used agent formulated as a 1% emulsion in soybean oil, glycerol, and egg phosphatide. It induces rapid anesthesia primarily due to its rapid distribution from the bloodstream to target tissues and is metabolized in the liver. However, it can cause significant pain on injection and hypertriglyceridemia. Fospropofol, a water-based prodrug of propofol, lacks these adverse effects.
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Neonatal Anesthesia and Oxidative Stress.

David A Gascoigne1, Mohammed M Minhaj2, Daniil P Aksenov1,2

  • 1Department of Radiology, NorthShore University HealthSystem, Evanston, IL 60201, USA.

Antioxidants (Basel, Switzerland)
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Summary
This summary is machine-generated.

Neonatal anesthesia can disrupt the brain's redox balance, leading to oxidative stress. This imbalance, particularly from long-term pathways, may contribute to later neurodevelopmental issues in children.

Keywords:
GABAantioxidantsdevelopmentglutamateisofluraneketamineneurovascular unitpropofolreactive oxygen speciessevoflurane

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Area of Science:

  • Neuroscience
  • Anesthesiology
  • Biochemistry

Background:

  • Neonatal anesthesia poses risks to brain redox balance due to immature antioxidant systems.
  • Oxidative stress, an imbalance between reactive oxygen species (ROS) and antioxidants, is linked to adverse effects of early anesthetic exposure.
  • Potential consequences include learning deficits and behavioral abnormalities.

Purpose of the Study:

  • To review mechanisms of anesthetic agents and ROS production.
  • To explore pathways of neonatal anesthesia-induced oxidative stress.
  • To assess the relationship between neonatal anesthesia and oxidative stress.

Main Methods:

  • Literature review of anesthetic agents' mechanisms.
  • Analysis of key reactive oxygen species (ROS) production pathways.
  • Examination of primary antioxidant systems.
  • Exploration of immediate, short-term, and long-term oxidative stress pathways.

Main Results:

  • Oxidative stress is evident during and immediately after neonatal anesthesia.
  • Short-term oxidative stress pathways appear to have a limited temporal effect.
  • Long-term pathways can lead to lasting neurodevelopmental alterations.

Conclusions:

  • Neonatal anesthesia significantly impacts brain redox balance.
  • Long-term oxidative stress pathways present a critical concern for neurodevelopment.
  • Further research is needed to mitigate these risks.