Predictive values of spinal cord diffusion magnetic resonance imaging to characterize outcomes after contusion injury.
Journal
Annals of clinical and translational neurology
ISSN: 2328-9503
Titre abrégé: Ann Clin Transl Neurol
Pays: United States
ID NLM: 101623278
Informations de publication
Date de publication:
09 2023
09 2023
Historique:
revised:
21
06
2023
received:
14
04
2023
accepted:
09
07
2023
medline:
18
9
2023
pubmed:
28
7
2023
entrez:
28
7
2023
Statut:
ppublish
Résumé
To explore filtered diffusion-weighted imaging (fDWI), in comparison with conventional magnetic resonance imaging (MRI) and diffusion tensor imaging (DTI), as a predictor for long-term locomotor and urodynamic (UD) outcomes in Yucatan minipig model of spinal cord injury (SCI). Additionally, electrical conductivity of neural tissue using D-waves above and below the injury was measured to assess correlations between fDWI and D-waves data. Eleven minipigs with contusion SCI at T8-T10 level underwent MRI at 3T 4 h. post-SCI. Parameters extracted from region of interest analysis included D Two groups of pigs were found based on the PTIBS at week 12 (p < 0.0001) post-SCI and were labeled "poor" and "good" recovery. D-waves amplitude decreased below injury and increased above injury. UD outcomes pre/post SCI changed significantly. Conventional MRI metrics from T Similar to small animal studies, fDWI from acute imaging after SCI is a promising predictor for functional outcomes in large animals.
Identifiants
pubmed: 37501362
doi: 10.1002/acn3.51855
pmc: PMC10502634
doi:
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Langues
eng
Sous-ensembles de citation
IM
Pagination
1647-1661Subventions
Organisme : NINDS NIH HHS
ID : R21 NS114982
Pays : United States
Informations de copyright
© 2023 The Authors. Annals of Clinical and Translational Neurology published by Wiley Periodicals LLC on behalf of American Neurological Association.
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