Evidence map›Paper›PMID 22365465›Full record

ArticleJournal of the American Academy of Child and Adolescent Psychiatry2012

Amygdala hyperactivation during face emotion processing in unaffected youth at risk for bipolar disorder.

Aviva K Olsavsky, Melissa A Brotman, Julia G Rutenberg, Eli J Muhrer, Christen M Deveney, Stephen J Fromm, Kenneth Towbin, Daniel S Pine, Ellen Leibenluft

Abstract read
In one paragraph

Article in Journal of the American Academy of Child and Adolescent Psychiatry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 3 pooled it
–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

41 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  18. Neural function during emotion regulation and future depressive symptoms in youth at risk for affective disorders.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2021
    Article
  19. Evaluating endophenotypes for bipolar disorder.International journal of bipolar disorders · 2021
    Review
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors.

Aviva K OlsavskySection on Bipolar Spectrum Disorders, Emotion and Development Branch, National Institute of Mental Health, National Institutes of Health (NIH), US Department of Health and Human Services, Bethesda, Maryland, USA. aolsavsky@mednet.ucla.edu
Melissa A Brotman
Julia G Rutenberg
Eli J Muhrer
Christen M Deveney
Stephen J Fromm
Kenneth Towbin
Daniel S Pine
Ellen Leibenluft

Funding

fMRI Studies Of Pediatric Mood And Anxiety DisordersZIAMH002781 · NIMH · NATIONAL INSTITUTE OF MENTAL HEALTH · PI PINE, DANIEL · 2009 to 2025
$41.5M
The Phenomenology And Neurophysiology Of Juvenile Bipolar DisorderZIAMH002778 · NIMH · NATIONAL INSTITUTE OF MENTAL HEALTH · PI LEIBENLUFT, ELLEN · 2009 to 2017
$10.8M
Intramural NIH HHS ZIA MH002778
6 · The paper itself

Abstract

objectiveYouth at familial risk for bipolar disorder (BD) show deficits in face emotion processing, but the neural correlates of these deficits have not been examined. This preliminary study tests the hypothesis that, relative to healthy comparison (HC) subjects, both BD subjects and youth at risk for BD (i.e., those with a first-degree BD relative) will demonstrate amygdala hyperactivation when viewing fearful and happy faces. The at-risk youth were unaffected, in that they had no history of mood disorder.

methodAmygdala activity was examined in 101 unrelated participants, 8 to 18 years old. Age, gender, and IQ-matched groups included BD (N = 32), unaffected at-risk (N = 13), and HC (N = 56). During functional magnetic resonance imaging, participants attended to emotional and nonemotional aspects of fearful and happy faces.

resultsWhile rating their fear of fearful faces, both BD and unaffected at-risk subjects exhibited amygdala hyperactivity versus HC. There were no between-group differences in amygdala activity in response to happy faces. Post-hoc comparisons revealed that, in at-risk youth, familial risk status (offspring versus sibling), presence of Axis I diagnosis (n = 1 attention-deficit/hyperactivity disorder [ADHD], n = 1 social phobia), and history of medication exposure (n = 1) did not influence imaging findings.

conclusionsWe found amygdala hyperactivation in both unaffected at-risk and BD youth while rating their fear of fearful faces. These pilot data suggest that both face emotion labeling deficits and amygdala hyperactivity during face processing should receive further study as potential BD endophenotypes. Longitudinal studies should test whether amygdala hyperactivity to fearful faces predicts conversion to BD in at-risk youth.

Indexed as

Affective SymptomsFacial ExpressionAdolescentAmygdalaBipolar DisorderChildEndophenotypesFamilyFearFemaleHumansMagnetic Resonance ImagingMaleNeuropsychological TestsPhotic StimulationRisk Factors

Identifiers

PMID22365465
PMCPMC3292775

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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.