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Perioperative alimentation in pediatric patients: when to stop, when to start, and what to give
1Pain Management Center and the Department of Anesthesiology, West Virginia University, Morgantown 26506, USA.
Insights
Updated pediatric NPO guidelines, informed by recent scientific studies, offer a more humane approach to fasting before surgery. These evidence-based recommendations aim to reduce risks while improving patient comfort for children undergoing procedures.
Area of Science:
- Anesthesiology
- Pediatric Surgery
- Patient Safety
Background:
- Historical NPO (nil per os) guidelines, initiated in the 1980s, prioritized compassion over scientific evidence.
- Early liberalizations allowed clear liquids for infants at 0300 and for children with later surgical times at 0500.
- The risk of aspiration pneumonitis has been a significant concern in developing NPO protocols.
Purpose of the Study:
- To review the historical evolution of pediatric NPO guidelines.
- To present findings from recent prospective, double-blind studies on NPO practices.
- To introduce updated, evidence-based pediatric NPO guidelines.
Main Methods:
- Review of historical NPO practices and aspiration pneumonitis.
- Analysis of findings from recent landmark prospective, double-blind studies.
- Examination of the Canadian Anaesthetists' Society's promulgated NPO guidelines.
Main Results:
- Recent studies provide a stronger scientific basis for pediatric NPO guidelines.
- Newer guidelines are more rational and humane, balancing safety with patient well-being.
- Landmark studies have significantly informed current NPO recommendations.
Conclusions:
- Pediatric NPO guidelines have evolved from compassion-based to science-driven protocols.
- Updated guidelines enhance patient safety and comfort by incorporating recent research.
- The Canadian Anaesthetists' Society's guidelines represent a rational, evidence-based approach.
Abstract:
The first steps to liberalize NPO guidelines began in the early 1980s and were based more on compassion than science. Infants were allowed to be awakened at 0300 and given clear liquids. Children whose anticipated surgical start times were later than 1200 were allowed to consume clear liquids at 0500. Fortunately, during the past decade, prospective double-blind NPO studies have been performed to provide more scientific input into the development of more humane and rational pediatric NPO guidelines. In this article the author reviews the historical aspects of aspiration pneumonitis, describes the significant findings of recent landmark studies, and presents the NPO guidelines recently promulgated by the Canadian Anaesthetists' Society.