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Updated: Apr 15, 2026
04:42
Developing a Rat Model for Bipolar Disorder
Published on: May 2, 2025
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Lithium might be associated with better decision-making performance in euthymic bipolar patients
Marc Adida1, Fabrice Jollant2, Luke Clark3
1Timone Neurosciences Institute (INT), UMR 7289 CNRS-AMU, Timone Health Campus, Marseille, France; Sainte Marguerite Hospital, Department of Psychiatry, Mediterranean University, Marseille, France.
Summary
Lithium treatment may improve decision-making in bipolar disorder patients. Euthymic patients on lithium performed similarly to healthy controls, suggesting lithium
Area of Science:
- Neuroscience
- Psychiatry
- Pharmacology
Background:
- Bipolar disorder is characterized by impaired decision-making.
- The impact of mood stabilizer treatments, particularly lithium, on decision-making in euthymic bipolar patients remains unclear.
Purpose of the Study:
- To investigate the association between lithium medication and decision-making performance in euthymic bipolar disorder patients.
- To compare decision-making abilities across lithium-treated bipolar patients, non-lithium-treated bipolar patients, and healthy controls.
Main Methods:
- Decision-making was assessed using the Iowa Gambling Task in three groups: bipolar patients on lithium (n=34), bipolar patients not on lithium (n=56), and healthy controls (n=152).
- Multivariate regression analysis explored predictors of decision-making in euthymic patients.
Main Results:
- Euthymic bipolar patients on lithium and healthy controls demonstrated significantly better decision-making compared to those without lithium.
- No significant difference in decision-making was observed between lithium-treated bipolar patients and healthy controls.
- Lithium dose, education level, and absence of family history of bipolar disorder predicted better decision-making in euthymic patients.
Conclusions:
- Lithium medication may be associated with enhanced decision-making abilities in remitted bipolar disorder patients.
- Further randomized controlled trials are necessary to confirm if lithium specifically improves decision-making compared to other mood stabilizers.
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