Evidence map›Paper›PMID 39170078›Full record

ArticleFrontiers in neurology2024

Longitudinal assessment of glymphatic changes following mild traumatic brain injury: Insights from perivascular space burden and DTI-ALPS imaging.

Jiachen Zhuo, Prashant Raghavan, Jiang Li, Steven Roys, Rosy Linda Njonkou Tchoquessi, Hegang Chen, Emerson M Wickwire, Gunjan Y Parikh, Gary T Schwartzbauer, Lynn M Grattan and 3 more

Abstract read
In one paragraph

Article in Frontiers in neurology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

21 citing papers in PubMed.

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  14. Impaired Glymphatic Function in Diffuse Axonal Injury: Evaluation Using the Diffusion Tensor Imaging Analysis Along the Perivascular Space (DTI-ALPS) Method.Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors.

Jiachen ZhuoCenter for Advanced Imaging Research, University of Maryland School of Medicine, Baltimore, MD, United States.
Prashant RaghavanDepartment of Diagnostic Radiology and Nuclear Medicine, University of Maryland School of Medicine, Baltimore, MD, United States.
Jiang LiCenter for Advanced Imaging Research, University of Maryland School of Medicine, Baltimore, MD, United States.
Steven RoysCenter for Advanced Imaging Research, University of Maryland School of Medicine, Baltimore, MD, United States.
Rosy Linda Njonkou TchoquessiCenter for Advanced Imaging Research, University of Maryland School of Medicine, Baltimore, MD, United States.
Hegang ChenDepartment of Epidemiology and Public Health, University of Maryland School of Medicine, Baltimore, MD, United States.
Emerson M WickwireDepartment of Psychiatry and Medicine, University of Maryland School of Medicine, Baltimore, MD, United States.
Gunjan Y ParikhProgram in Trauma, University of Maryland School of Medicine, Baltimore, MD, United States.
Gary T SchwartzbauerProgram in Trauma, University of Maryland School of Medicine, Baltimore, MD, United States.
Lynn M GrattanDepartment of Neurology, University of Maryland School of Medicine, Baltimore, MD, United States.
Ze WangCenter for Advanced Imaging Research, University of Maryland School of Medicine, Baltimore, MD, United States.
Rao P GullapalliCenter for Advanced Imaging Research, University of Maryland School of Medicine, Baltimore, MD, United States.
Neeraj BadjatiaProgram in Trauma, University of Maryland School of Medicine, Baltimore, MD, United States.

Funding

Longitudinal Sub-thalamic Structure and Functional Alterations in Mild Traumatic Brain InjuryR01NS105503 · NINDS · UNIVERSITY OF MARYLAND BALTIMORE · PI BADJATIA, NEERAJ, PRINCE, JERRY L · 2018 to 2022
$3.5M
Traumatic Brain Injury Data for FITBIR Informatics systemR03NS088014 · NINDS · UNIVERSITY OF MARYLAND BALTIMORE · PI GULLAPALLI, RAO P · 2014 to 2014
$154k
NINDS NIH HHS R01 NS105503NINDS NIH HHS R03 NS088014
6 · The paper itself

Abstract

Introduction: Traumatic brain injury (TBI) even in the mild form may result in long-lasting post-concussion symptoms. TBI is also a known risk to late-life neurodegeneration. Recent studies suggest that dysfunction in the glymphatic system, responsible for clearing protein waste from the brain, may play a pivotal role in the development of dementia following TBI. Given the diverse nature of TBI, longitudinal investigations are essential to comprehending the dynamic changes in the glymphatic system and its implications for recovery. Methods: In this prospective study, we evaluated two promising glymphatic imaging markers, namely the enlarged perivascular space (ePVS) burden and Diffusion Tensor Imaging-based ALPS index, in 44 patients with mTBI at two early post-injury time points: approximately 14 days (14Day) and 6-12 months (6-12Mon) post-injury, while also examining their associations with post-concussion symptoms. Additionally, 37 controls, comprising both orthopedic patients and healthy individuals, were included for comparative analysis. Results: Our key findings include: (1) White matter ePVS burden (WM-ePVS) and ALPS index exhibit significant correlations with age. (2) Elevated WM-ePVS burden in acute mTBI (14Day) is significantly linked to a higher number of post-concussion symptoms, particularly memory problems. (3) The increase in the ALPS index from acute (14Day) to the chronic (6-12Mon) phases in mTBI patients correlates with improvement in sleep measures. Furthermore, incorporating WM-ePVS burden and the ALPS index from acute phase enhances the prediction of chronic memory problems beyond socio-demographic and basic clinical information. Conclusion: ePVS burden and ALPS index offers distinct values in assessing glymphatic structure and activity. Early evaluation of glymphatic function could be crucial for understanding TBI recovery and developing targeted interventions to improve patient outcomes.

Indexed as

diffusion tensor imagingglymphatic systemmemory problemMRIperivascular spacesleep disturbancetraumatic brain injury

Identifiers

PMID39170078
PMCPMC11335690

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.