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Abstract #1619

Increased brain entropy and its association with cognitive function following mild traumatic brain injury

Li Jiang1,2, Ze Wang1,2, Steven Roys1,2, Rosy Linda Njonkou Tchoquess1,2, Andrew Furman1,2, Prashant Raghavan Raghavan1, Rao Gullapalli1,2, and Jiachen Zhuo1,2
1Department of Diagnostic Radiology and Nuclear Medicine, University of Maryland Baltimore, Baltimore, MD, United States, 2Center for Advanced Imaging Research, University of Maryland Baltimore, Baltimore, MD, United States

Synopsis

Keywords: Traumatic Brain Injury, Traumatic brain injury, brain entropy

Motivation: Mild traumatic brain injury (mTBI) is a prevalent neurological condition involved with physical, cognitive, and emotional impairments. Brain dynamics measured with sample entropy and its association with cognitive functions in mTBI patients remains unexplored.

Goal(s): We aim to investigate brain entropy changes in mTBI as compared to non-TBI control patients and explore their potential associations with cognitive function in mTBI patients.

Approach: Brain entropy mapping was applied based on rs-fMRI images.

Results: Results show hyper-entropy within hippocampus and para-hippocampal gyrus which has significant negative association with cognitive scores related to working memory and processing speed.

Impact: This study underscores the promise of brain entropy analysis as a valuable addition to mTBI research, with implications for improved diagnostic and treatment strategies.

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Keywords