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Propofol anesthesia for major thoracic surgery
K R Milligan1, D L Coppel, J R Johnston
1Department of Clinical Anaesthesia, Royal Victoria Hospital, Belfast, Northern Ireland.
Journal of Cardiothoracic Anesthesia
|June 1, 1990
Summary
Propofol infusion anesthesia is effective for thoracic surgery. Adding nitrous oxide reduces propofol needs but may delay recovery of spontaneous breathing in patients undergoing surgery.
Area of Science:
- Anesthesiology
- Thoracic Surgery
- Intravenous Anesthesia
Background:
- Propofol is a common intravenous anesthetic agent.
- Thoracic surgery requires careful anesthetic management.
- Evaluating anesthetic techniques is crucial for patient outcomes.
Purpose of the Study:
- To assess the efficacy and safety of propofol infusion for thoracic surgery.
- To compare propofol requirements with and without nitrous oxide supplementation.
- To evaluate the impact of nitrous oxide on anesthetic induction and recovery.
Main Methods:
- 100 patients undergoing elective thoracic surgery were included.
- Anesthesia was induced and maintained with propofol continuous intravenous infusion.
- 60 patients received nitrous oxide supplementation with air-oxygen or nitrous oxide-oxygen mixtures.
Main Results:
- Propofol infusion anesthesia was satisfactory for thoracic surgery.
- Anesthesia induction with propofol caused significant blood pressure decreases.
- Nitrous oxide significantly reduced propofol requirements (P < 0.01) but prolonged recovery time to the first spontaneous breath.
Conclusions:
- Propofol infusion is a viable intravenous anesthetic technique for thoracic surgery.
- Nitrous oxide supplementation can decrease propofol dosage but may delay respiratory recovery.
- This anesthetic approach offers a satisfactory alternative for select surgical patients.