Metabolomics During ElectroConvulsivoTherapy

"Electroconvulsive therapy is administered through electrodes positioned bilaterally (bitemporal) or unilaterally (or fronto-temporal) on the frontotemporal region under anesthesia.~The stimulation dose is determined by titration method, during the first ECT session. An ECT cure corresponding from 12 to 20 sessions of ECT. Patients will receive 2 sessions a week.~Blood samples will be done during the anesthesia process."