Related Experiment Videos
Serum neuron-specific enolase levels do not increase after electroconvulsive therapy
J Berrouschot1, K Rolle, H J Kühn
1Department of Neurology, University of Leipzig, Germany.
Journal of the Neurological Sciences
|September 10, 1997
Summary
Electroconvulsive therapy (ECT) did not elevate serum neuron-specific enolase (NSE) levels in patients with major depressive disorder. This suggests ECT does not cause neuronal damage, despite concerns about cognitive impairment.
Area of Science:
- Neuroscience
- Psychiatry
- Biomarkers
Background:
- Cognitive disorders post-electroconvulsive therapy (ECT) are often attributed to brain damage.
- Computed tomography (CT) and magnetic resonance imaging (MRI) do not reveal structural brain damage after ECT.
- Serum neuron-specific enolase (NSE) is a recognized marker for neuronal damage.
Purpose of the Study:
- To investigate if electroconvulsive therapy (ECT) increases serum neuron-specific enolase (NSE) levels.
- To determine if elevated NSE indicates neuronal damage following ECT.
Main Methods:
- Seven patients with major depressive disorder undergoing their first course of ECT were studied.
- Serum NSE levels were measured before and at multiple time points after ECT sessions.
- Enzyme immunoassay was used to quantify serum NSE levels.
Main Results:
- No significant difference was observed in serum NSE levels before and after the first ECT session.
- Subsequent ECT sessions also showed no change in serum NSE levels compared to pre-ECT baseline.
- Comparing baseline NSE with post-final ECT levels revealed no significant differences.
Conclusions:
- Electroconvulsive therapy (ECT) does not lead to an increase in serum neuron-specific enolase (NSE) levels.
- The findings indicate that ECT does not cause detectable neuronal damage.