Abnormalcerebral-limbic functional connectivity between bipolar mania and bipolar depression under resting state
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By
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Shanghao Yang
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Chang Liu
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Guowei Wu
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Xinchun Li
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May 13, 2026
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Clinical Scorecard: Altered Functional Connectivity in Cerebral-Limbic Regions During Resting State in Bipolar Mania and Bipolar Depression
At a Glance
| Category | Detail |
|---|
| Condition | Bipolar Disorder (BD) |
| Key Mechanisms | Altered functional connectivity in cerebral-limbic regions during resting state. |
| Target Population | Patients with bipolar mania (BD-M) and bipolar depression (BD-D), and healthy controls (HC). |
| Care Setting | Inpatient and outpatient psychiatric clinics. |
Key Highlights
- Distinct cerebral-limbic FC patterns observed in BD-M and BD-D.
- BD-D patients showed increased FC in the default mode network (DMN) and limbic regions.
- BD-M patients exhibited reduced FC in the DMN and limbic areas.
- No significant group differences in FC survived FDR correction.
- Exploratory findings suggest potential neurofunctional correlates of mood states.
Guideline-Based Recommendations
Diagnosis
- Utilize resting-state fMRI to explore cerebral-limbic connectivity in BD patients.
Management
- Consider neurofunctional signatures for differentiating between BD-M and BD-D.
Monitoring & Follow-up
- Monitor changes in functional connectivity as potential indicators of mood state transitions.
Risks
- Interpret findings of abnormal FC patterns cautiously due to lack of statistical validation.
Patient & Prescribing Data
Patients diagnosed with bipolar disorder, specifically those experiencing mania or depression.
Understanding cerebral-limbic connectivity may inform targeted therapeutic strategies.
Clinical Best Practices
- Incorporate neuroimaging findings into clinical assessments of mood states.
- Utilize comprehensive whole-brain analyses for better understanding of bipolar disorder.
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