Multifocal arterial wall contrast - enhancement in ischemic stroke: A mirror of systemic inflammatory response in acute stroke.
Aged
Aged, 80 and over
Arteries
/ diagnostic imaging
Brain
/ blood supply
Carotid Artery, Internal
/ diagnostic imaging
Carotid Stenosis
/ diagnostic imaging
Contrast Media
/ pharmacokinetics
Female
Gadolinium
/ pharmacokinetics
Humans
Image Enhancement
/ methods
Intracranial Arteriosclerosis
/ diagnostic imaging
Ischemic Stroke
/ diagnostic imaging
Magnetic Resonance Angiography
/ methods
Male
Middle Aged
Middle Cerebral Artery
/ diagnostic imaging
Plaque, Atherosclerotic
/ diagnostic imaging
Stroke
/ diagnostic imaging
Systemic Inflammatory Response Syndrome
/ diagnostic imaging
Atherosclerotic plaque
High-resolution vessel wall MRI
MRI
Stroke
Journal
Revue neurologique
ISSN: 0035-3787
Titre abrégé: Rev Neurol (Paris)
Pays: France
ID NLM: 2984779R
Informations de publication
Date de publication:
Mar 2020
Mar 2020
Historique:
received:
31
01
2019
revised:
02
06
2019
accepted:
16
07
2019
pubmed:
29
1
2020
medline:
18
12
2020
entrez:
29
1
2020
Statut:
ppublish
Résumé
Intracranial plaque gadolinium enhancement revealed by high-resolution MRI imaging (HR MRI) is considered as a marker of plaque inflammation, a contributing factor of plaque unstability. The aim of the present study was to assess the distribution of gadolinium enhancement in intracranial atherosclerosis. Single center analysis of ischemic stroke patients with intracranial atherosclerotic stenosis of M1 or M2 segments of middle cerebral artery, or terminal internal carotid artery (ICA) based on CT-angio or MR-angio. High-resolution MRI imaging (HRMRI) was performed within 6 first weeks following the index event, with 3DT2 BB (black-blood) and 3D T1 BB MR sequences pre and post-contrast administration. We identified 8 patients with 14 plaques, 4 were deemed non-culprit and 10 culprit. All culprit plaques (10/10 plaques) and 3 out of 4 non-culprit plaques showed a gadolinium enhancement. At the acute/subacute stage of stroke, a gadolinium enhancement may affect multiple asymptomatic intracranial plaques and may reflect a global inflammatory state.
Identifiants
pubmed: 31987628
pii: S0035-3787(19)30450-3
doi: 10.1016/j.neurol.2019.07.022
pii:
doi:
Substances chimiques
Contrast Media
0
Gadolinium
AU0V1LM3JT
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
194-199Informations de copyright
Copyright © 2019. Published by Elsevier Masson SAS.