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Propofol for electroconvulsive therapy. A comparison with methohexitone. Preliminary report
1Glan Clwyd Hospital, Bodelwyddan, North Wales.
Anaesthesia
|March 1, 1988
Summary
Propofol and methohexitone anesthesia for electroconvulsive therapy (ECT) showed similar recovery times. Propofol offered faster orientation and shorter seizure duration, but caused a larger blood pressure drop post-induction.
Area of Science:
- Anesthesiology
- Neuroscience
- Psychiatry
Background:
- Electroconvulsive therapy (ECT) is a vital treatment for severe mental health conditions.
- Anesthesia choice impacts patient recovery and physiological responses during ECT.
- Propofol and methohexitone are commonly used anesthetic agents for ECT.
Purpose of the Study:
- To compare the anesthetic effects of propofol versus methohexitone in patients undergoing ECT.
- To evaluate recovery times, cognitive orientation, and hemodynamic changes associated with each anesthetic agent.
Main Methods:
- A randomized crossover study involving twenty patients undergoing ECT.
- Patients received anesthesia with either propofol or methohexitone.
- Key metrics included recovery time, orientation, arterial blood pressure, pain on injection, and seizure duration.
Main Results:
- Recovery times were comparable between propofol and methohexitone.
- Patients receiving propofol tended to regain orientation sooner.
- Propofol induced a greater decrease in arterial blood pressure post-induction compared to methohexitone.
- Methohexitone caused a transient increase in blood pressure post-ECT, unlike propofol.
- Seizure duration was shorter with propofol anesthesia.
Conclusions:
- Both propofol and methohexitone are suitable for ECT anesthesia, with distinct hemodynamic profiles.
- Propofol may offer advantages in terms of faster cognitive recovery and shorter seizure duration.
- Careful monitoring of blood pressure is essential with both agents, particularly propofol's initial hypotensive effect.