Evidence map›Paper›PMID 31273672›Full record

ArticleBrain imaging and behavior2020

Neuroanatomical correlates of apathy and disinhibition in behavioural variant frontotemporal dementia.

Raghavan Sheelakumari, Cheminnikara Bineesh, Tinu Varghese, Chandrasekharan Kesavadas, Joe Verghese, Pavagada S Mathuranath

Abstract read
In one paragraph

Article in Brain imaging and behavior, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing 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

32 citing papers in PubMed.

  1. Trial
  2. Review
  3. Review
  4. Article
  5. Article
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  8. Article
  9. Behavioral disinhibition in stroke.Frontiers in neurology · 2024
    Article
  10. Article
  11. Article
  12. Article
  13. Frontotemporal Dementia, Where Do We Stand? A Narrative Review.International journal of molecular sciences · 2023
    Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Temporopolar regions of the human brain.Brain : a journal of neurology · 2023
    Article
  20. 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.

Raghavan SheelakumariCognition and Behavioural Neurology Section, Department of Neurology, Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST), Trivandrum, India.
Cheminnikara BineeshDepartment of Neurology, Maulana Hospital, Perinthalmanna, Kerala, India.
Tinu VargheseDepartment of Electronics and Instrumentation, Noorul Islam University, Kumaracoil, Thuckalay, Tamilnadu, India.
Chandrasekharan KesavadasDepartment of Imaging Sciences and Interventional Radiology, Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST), Trivandrum, India.
Joe VergheseIntegrated Divisions of Cognitive and Motor Aging (Neurology) and Geriatrics (Medicine), Albert Einstein College of Medicine, Bronx, NY, USA.
Pavagada S MathuranathCognition and Behavioural Neurology Section, Department of Neurology, Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST), Trivandrum, India. psmathu@yahoo.com.

Funding

Kerala-Einstein Study: Healthy lifestyle, vascular disease, and cognitive declineR01AG039330 · NIA · ALBERT EINSTEIN COLLEGE OF MEDICINE, INC · PI MATHURANATH, PAVAGADA S, VERGHESE, JOE · 2011 to 2023
$5.0M
Kerala-Einstein study: Risk factors for cognitive declineR21AG029799 · NIA · ALBERT EINSTEIN COLLEGE OF MEDICINE · PI VERGHESE, JOE · 2008 to 2009
$245k
National Institute on Aging (NIA), USA R21AG029799 to JV and R01AG039330-01) to PSMNIA NIH HHS R01 AG039330NIA NIH HHS R21 AG029799
6 · The paper itself

Abstract

Neuroanatomical correlates of apathy and disinhibition, behavioral abnormalities in behavioral variant Frontotemporal dementia (bvFTD) remain unclear. In this study 45 participants (25 bvFTD patients and 20 controls) provided data on clinical, neuropsychological, behavioral (on Frontal Systems Behavior (FrSBe) Scale), cortical volume (on voxel-based morphometry (VBM)) and tract based spatial fractional anisotropy ((FA) on magnetic resonance imaging (MRI), allowing examination of the neural correlates of apathy and disinhibition. The patients with bvFTD had predominant grey matter loss and corresponding white matter fractional anisotropy reduction in the frontal and temporal lobe compared to the controls. Grey matter loss in frontal, temporal and limbic structures correlated with apathy and degeneration in temporal limbic brain areas correlated with disinhibition. FA changes in inferior fronto-occipital fasciculus and forceps minor correlated with apathy and fibre integrity changes in the superior longitudinal fasciculus correlated with disinhibition. The current study suggests that apathy and disinhibition arises due to changes in the frontal, temporal and limbic brain areas  in bvFTD.

Indexed as

ApathyBrainFemaleFrontotemporal DementiaHumansMagnetic Resonance ImagingMaleMiddle AgedNeuropsychological TestsBehavioral variant FTDFractional anisotropyFrontal system Behavioral scaleInferior fronto-occipital fasciculus

Identifiers

PMID31273672
PMCPMC6942247

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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.