Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 9/21/2025

Airway Management in Pediatric Anesthesia

Primary Recommendations

  • The French Society of Anesthesia and Intensive Care guidelines recommend using a supraglottic airway (LMA) rather than endotracheal intubation for short-lasting elective superficial surgery in children to reduce perioperative respiratory complications, particularly laryngospasm and hypoxemia 1, 2, 3, 4, 5, 6
  • The French Society of Anesthesia and Intensive Care guidelines provide a Grade 2+ recommendation with strong expert agreement favoring LMA over ET tube for appropriate pediatric cases 1, 2, 3, 4, 5, 6

Evidence Supporting LMA Use

  • A randomized controlled trial in 181 infants (2-12 months) undergoing minor surgery demonstrated a 2.94-fold increased relative risk of perioperative respiratory adverse events with ET tubes 1, 2, 3, 4, 5, 6
  • The same trial showed a 5-fold increased risk of laryngospasm and bronchospasm with ET tubes 1, 2, 3, 4, 5, 6
  • LMA use resulted in significantly reduced overall respiratory complications 1, 2, 3, 4, 5, 6

Technical Considerations

  • Monitor cuff pressure with a manometer and limit to ≤40 cmH₂O for LMA use to minimize oropharyngeal pain and optimize seal 7, 8, 9, 10
  • Limit LMA insertion attempts to 3 before considering alternative airway management 1, 2, 3, 4
  • Use cuffed tubes rather than uncuffed tubes in all pediatric patients (Grade 1+ recommendation with strong agreement) 7, 8, 9, 10
  • Monitor cuff pressure and maintain ≤20 cmH₂O for ET tube use 7, 8, 9, 10

Device Removal Considerations

  • No difference in laryngospasm or desaturation rates between deep and awake removal of LMA 1, 2, 3, 4, 5, 6
  • Increased upper airway obstruction risk with deep removal, but easily managed with jaw thrust or oral airway 1, 2, 3, 4, 5, 6
  • More coughing with awake removal of LMA 1, 2, 3, 4, 5, 6