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Abstract #2863

Resting-state fMRI network efficiency mediates the association between glymphatic system and cognition function in OSAHS: a DTI-ALPS study

Zhenliang Xiong1,2, Mingxian Bai1, Zhongxin Wang1, Rongpin Wang1, Lisha Nie3, and Xianchun Zeng1
1Department of Radiology, Guizhou Provincial People’s Hospital, Guiyang, China, 2College of Computer Science and Technology, Guizhou University, Guiyang, China, 3GE HealthCare MR Research, Beijing, China

Synopsis

Keywords: DWI/DTI/DKI, Diffusion Tensor Imaging

Motivation: Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS) is a serious sleep disorder linked to cognitive impairment. This study investigates the glymphatic system's role in OSAHS and its impact on cognition.

Goal(s): Explore glymphatic system changes in OSAHS and their influence on cognitive function. We aim to uncover the mechanisms connecting OSAHS and cognitive issues.

Approach: We use DTI-ALPS and rs-fMRI to assess the glymphatic system and brain network properties. Correlations and mediation analysis examine the link between glymphatic function, cognitive abilities, and OSAHS severity.

Results: OSAHS patients exhibit reduced glymphatic function, affecting cognitive performance.

Impact: This study may enhance comprehension of cognitive problems in OSAHS, suggesting dementia risk. It could inform early intervention, enhancing OSAHS patients' quality of life.

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Keywords