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Paediatric one lung anaesthesia by selective bronchial intubation.
1Department of Anaesthesiology and Intensive Care, Hospital Universiti Kebangsaan Malaysia, Bandar Tun Razak Cheras, Jalan Yaacob Latif, 56000 Kuala Lumpur, Malaysia. lewys@pd.jaring.my
Singapore Medical Journal
|March 21, 2001
Summary
Selective single lumen tube intubation for one lung anesthesia in a 10 kg child achieved optimal surgical conditions but resulted in severe respiratory acidosis. This case highlights potential hypercapnia complications during pediatric lung isolation.
Area of Science:
- Anesthesiology
- Pediatric Surgery
- Respiratory Physiology
Background:
- One lung anesthesia (OLA) is crucial for thoracic surgery but challenging in pediatric patients.
- Conventional methods like bronchial blockers or double-lumen tubes may be limited by experience or equipment availability.
- Alternative techniques for pediatric lung isolation are continuously explored.
Observation:
- Selective intubation of the left bronchus using a single-lumen endotracheal tube was performed in a 10 kg pediatric patient.
- The procedure aimed to achieve right lung isolation for surgical access.
- The surgical conditions and intraoperative oxygenation were deemed satisfactory.
Findings:
- Despite successful lung isolation and adequate oxygenation, the patient developed severe respiratory acidosis (hypercapnia).
- This indicates a potential mismatch between ventilation and perfusion or impaired carbon dioxide removal.
- The case underscores the importance of vigilant monitoring for hypercapnia during selective bronchial intubation in children.
Implications:
- Selective single-lumen tube intubation can be a viable alternative for pediatric OLA when standard methods are not feasible.
- Close monitoring of ventilation and acid-base balance is critical to prevent or manage hypercapnia.
- Further research is needed to elucidate the precise mechanisms of hypercapnia in this context and optimize patient management.