Evidence map›Paper›PMID 33029312›Full record

ArticleEuropean journal of psychotraumatology2020

Involvement of the cerebellum in EMDR efficiency: a metabolic connectivity PET study in PTSD.

A Verger, P F Rousseau, E Malbos, M B Chawki, F Nicolas, C Lançon, S Khalfa, E Guedj

Open access · goldAbstract read
In one paragraph

Article in European journal of psychotraumatology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.6field-weighted citation impact, top 27% of its field
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

6 citing papers in PubMed, 14 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 4 institutions in 1 country.

A VergerDepartment of Nuclear Medicine & Nancyclotep Imaging Platform, CHRU Nancy, Lorraine University, Nancy, France.
P F RousseauLaboratoire de Neurosciences Sensorielles et Cognitives, Aix-Marseille Université CNRS, Marseille, France.
E MalbosDepartment of Psychiatry, La Conception University Hospital, Marseille, France.
M B ChawkiDepartment of Nuclear Medicine & Nancyclotep Imaging Platform, CHRU Nancy, Lorraine University, Nancy, France.
F NicolasCNRS, Ecole Centrale de Marseille, UMR 7249, Institut Fresnel, Aix-Marseille Université, Marseille, France.
C LançonDepartment of Psychiatry, La Conception University Hospital, Marseille, France.
S KhalfaLaboratoire de Neurosciences Sensorielles et Cognitives, Aix-Marseille Université CNRS, Marseille, France.
E GuedjService de Psychiatrie, Hôpital d'Instruction des Armées Sainte-Anne, Toulon, France.
Centre National de la Recherche Scientifique · FRHôpital de la Conception · FRAix-Marseille Université · FRInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe recently reported an improvement of precuneus PET metabolism after EMDR therapy in military participants suffering from PTSD.

objectiveThe aim of the present study was to investigate the metabolic changes of precuneus connectivity in these participants after such treatment.

methodFifteen participants with PTSD performed a brain 18F-FDG-PET sensitized by virtual reality exposure to war scenes, before and after EMDR treatment. Inter-regional correlation analysis was performed to study metabolic changes of precuneus connectivity through SPMT maps at whole-brain level (

resultsA decrease of connectivity was observed after EMDR between the precuneus and two significant bilateral clusters of the cerebellum (bilateral Crus I and VI cerebellar lobules, Tmax voxel of 5.8 and 5.3, and cluster size of 343 and 314 voxels, respectively). Moreover, higher cerebellar metabolism before treatment was associated with reduced clinical PTSD scores after EMDR (

conclusionsThe posterior cerebellum and its metabolic connectivity with the precuneus are involved in the clinical efficiency of EMDR in PTSD.

Indexed as

cerebellumconnectivityEMDRPETPTSD• The connectivity between the precuneus and the posterior cerebellum is decreased in PTSD after EMDR. • Higher cerebellar metabolism before EMDR is associated with reduced PTSD scores after EMDR. • The posterior cerebellum and its metabolic connectivity with the precuneus are involved in the clinical efficiency of EMDR in PTSD.

Identifiers

PMID33029312
PMCPMC7473141
OpenAlexW3039920894

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Registered trials

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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.