Evidence map›Paper›PMID 38410305›Full record

ArticleCureus2024

Glymphatic System Activity and Brain Morphology in Patients With Psychogenic Non-epileptic Seizures.

Miho Ota, Daichi Sone, Yoko Shigemoto, Yukio Kimura, Hiroshi Matsuda, Noriko Sato

Abstract read
In one paragraph

Article in Cureus, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

6 authors.

Miho OtaNeuropsychiatry, University of Tsukuba, Tsukuba, JPN.
Daichi SoneRadiology, National Center of Neurology and Psychiatry, Kodaira, JPN.
Yoko ShigemotoRadiology, National Center of Neurology and Psychiatry, Kodaira, JPN.
Yukio KimuraRadiology, National Center of Neurology and Psychiatry, Kodaira, JPN.
Hiroshi MatsudaRadiology, National Center of Neurology and Psychiatry, Kodaira, JPN.
Noriko SatoRadiology, National Center of Neurology and Psychiatry, Kodaira, JPN.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo clarify the neural correlates underlying psychogenic non-epileptic seizures (PNES), we compared glymphatic system activity between patients with PNES and healthy participants using diffusion tensor imaging (DTI)-analysis along the perivascular space (ALPS) method.

methodsThe DTI scans were acquired from 16 patients with PNES and 25 healthy participants. We computed the DTI-ALPS index as an index of glymphatic system function and estimated the disease-related changes in the DTI-ALPS index and brain structures in PNES patients.

resultsThere were no significant differences in the DTI-ALPS index between patients with PNES and healthy participants. On the other hand, patients with PNES had decreased fractional anisotropy values in the bilateral posterior cingula, a higher mean diffusivity value around the left insula, and a lower gray matter volume in the bilateral amygdalae compared with healthy participants.

conclusionsPatients with PNES exhibited an impairment of white matter integrity and a reduction of gray matter volume, but no glymphatic-system changes. These findings will play a significant role in our comprehension of this complex illness.

Indexed as

diffusion tensor image analysis along the perivascular spaceglymphatic systemmagnetic resonance imagingpsychogenic non-epileptic seizuresvoxel-based morphometry

Identifiers

PMID38410305
PMCPMC10896675

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