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Positive Response to Bilateral Sinusoidal ECT in Unilateral and Bilateral Brief-pulse "ECT-Resistant" Depressive
Trevor R. P. Price1, Thomas W. McAllister, Deborah Peltier
1Department of Psychiatry, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA.
Convulsive Therapy
|January 1, 1986
Summary
Patients resistant to brief-pulse electroconvulsive therapy (ECT) showed significant improvement with bilateral sinusoidal ECT. This suggests an alternative treatment for individuals unresponsive to standard ECT protocols.
Area of Science:
- Neuroscience
- Psychiatry
- Clinical Medicine
Background:
- Electroconvulsive therapy (ECT) is a common treatment for severe mental health conditions.
- Standard ECT protocols, including unilateral and bilateral brief-pulse stimulation, are often effective.
- Some patients exhibit treatment resistance to conventional ECT approaches.
Purpose of the Study:
- To investigate the efficacy of bilateral sinusoidal ECT in patients refractory to brief-pulse ECT.
- To explore alternative ECT waveforms for treatment-resistant populations.
Main Methods:
- Retrospective case series of six patients with treatment-resistant depression.
- Patients received sequential unilateral and bilateral brief-pulse electroencephalogram-monitored ECT (mean 10 sessions each).
- Subsequently, patients underwent bilateral sinusoidal ECT (mean 6 sessions).
Main Results:
- All six patients who failed to respond to brief-pulse ECT responded well to bilateral sinusoidal ECT.
- Seizure duration was monitored via electroencephalography, ensuring adequate seizure threshold (>30 seconds).
Conclusions:
- Bilateral sinusoidal ECT may be a viable and effective alternative for patients unresponsive to standard brief-pulse ECT.
- Further research is warranted to understand the theoretical implications and clinical considerations of different ECT waveforms.