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Benzodiazepine Impact on Cognitive Function: fNIRs and PET/MRI Study
Sponsor: The First Affiliated Hospital of Dalian Medical University
Summary
This study explores the impact of long-term benzodiazepine (BZDs) use on cognitive function and associated neuroimaging markers. While BZDs are established treatments for conditions like anxiety and insomnia, recent warnings highlight risks, including neurocognitive effects. Neuroimaging studies indicate potential neuroprotective effects of BZDs. Functional near-infrared spectroscopy (fNIRS) measures cerebral cortex function during cognitive tasks. Combining fNIRS with mood and cognitive scales, this study assesses cortical activation. 2-deoxy-2-fluoro-D-glucose-positron emission tomography (FDG-PET) evaluates brain metabolism. DPA-714 PET assesses neuroinflammation. The primary objective is to compare brain functional activation, metabolism, and neuroinflammatory levels between long-term BZD users and non-users. This comprehensive approach aims to provide insights into BZD effects on cognition and associated brain markers.
Official title: Assessing the Cognitive Effects of Chronic Benzodiazepine Use in Patients: A Comprehensive Study Using fNIRs and PET/MRI Technologies
Key Details
Gender
All
Age Range
18 Years - 80 Years
Study Type
OBSERVATIONAL
Enrollment
100
Start Date
2024-02-11
Completion Date
2027-06-30
Last Updated
2025-04-11
Healthy Volunteers
Yes
Locations (1)
The First Affiliated Hospital of Dalian Medical University
Dalian, Liaoning, China