This is a prospective observational biomarker study assessing changes in clinical, behavioral, neuroimaging, and neurophysiological measurer following ketamine/esketamine or electroconvulsive therapy (ECT) in adults with suicidal thoughts or behaviors.
Inclusion Criteria:
Exclusion Criteria:
JCAMPRODON@mgh.harvard.edu617-726-5340
Participants with a major depressive episode and moderate to severe suicidal thoughts or behaviors who are scheduled to receive intravenous ketamine or intranasal esketamine as part of routine clinical care. Treatment is determined by the clinical care team and is not assigned by the study. Participants complete clinical, behavioral, MRI, and EEG assessments before and after treatment.
Participants with a major depressive episode and moderate to severe suicidal thoughts or behaviors who are scheduled to receive an acute course of electroconvulsive therapy (ECT) as part of routine clinical care. Treatment is determined by the clinical care team and is not assigned by the study. Participants complete clinical, behavioral, MRI, and EEG assessments before and after treatment.