Characterizing the heterogeneous metabolic progression in idiopathic REM sleep behavior disorder.
Aged
Brain
/ metabolism
Cross-Sectional Studies
Disease Progression
Female
Humans
Image Processing, Computer-Assisted
/ methods
Longitudinal Studies
Male
Middle Aged
Neuroimaging
/ methods
Parkinson Disease
/ metabolism
Positron-Emission Tomography
/ methods
Prodromal Symptoms
Sleep Wake Disorders
/ metabolism
Conversion
FDG
PET
Parkinson’s disease
REM sleep behavior disorder
Journal
NeuroImage. Clinical
ISSN: 2213-1582
Titre abrégé: Neuroimage Clin
Pays: Netherlands
ID NLM: 101597070
Informations de publication
Date de publication:
2020
2020
Historique:
received:
21
09
2019
revised:
10
05
2020
accepted:
11
05
2020
pubmed:
23
6
2020
medline:
30
3
2021
entrez:
23
6
2020
Statut:
ppublish
Résumé
Idiopathic rapid eye movement (REM) sleep behavior disorder (iRBD) is a prodromal stage of synucleinopathies such as Parkinson's disease (PD). Positron emission tomography (PET) with 19 iRBD patients, 38 PD patients and 19 HC subjects underwent PD patients exhibited more extensive relative hyper- and hypo-metabolism than iRBD patients. We identified three dynamic metabolic trajectories, cross-sectional hypo- or hypermetabolism, cross-sectionally unchanged hypo- or hypermetabolism, cross-sectionally late hypo- or hypermetabolism, appearing only in the contrast of PD with iRBD. No correlation was found between relative Cerebral metabolism changes heterogeneously in a continuum extending from HC to iRBD and PD groups in this preliminary study. The distinctive metabolic trajectories point towards a potential neuroimaging biomarker for conversion of iRBD to frank PD, which should be amenable to advanced pattern recognition analysis in future longitudinal studies.
Identifiants
pubmed: 32570206
pii: S2213-1582(20)30131-5
doi: 10.1016/j.nicl.2020.102294
pmc: PMC7322340
pii:
doi:
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
102294Informations de copyright
Copyright © 2020 The Author(s). Published by Elsevier Inc. All rights reserved.
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