Results for 'Major Depressive Disorder (MDD)'

9 found
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  1.  13
    DeusEx Saved My Life: A Feminist-Autoethnography of Video-Gaming Through Major Depressive Disorder.Nicholas Norman Adams - 2024 - Qualitative Health Research:1-15.
    Autoethnographic accounts of mental illness (MI) are sparse in academic scholarship, despite generating valuable insights into how MI can be experienced and coped with in real-life contexts. First-person accounts from men are especially lacking, possibly linked to historic trend for masculine stoicism stifling male MI discussions. Some scholarships explore video-gaming as a positive, escapist aid benefiting individuals experiencing major depressive disorder (MDD). However, no research exists presenting in-depth perspectives on possible positive effects, self-identified and articulated by actors (...)
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  2. Occipital gamma-aminobutyric acid and glutamate-glutamine alterations in major depressive disorder: An mrs study and meta-analysis.Timothy J. Lane - 2021 - Psychiatry Research: Neuroimaging 308.
    The neurotransmitters GABA and glutamate have been suggested to play a role in Major Depressive Disorder (MDD) through an imbalance between cortical inhibition and excitation. This effect has been highlighted in higher brain areas, such as the prefrontal cortex, but has also been posited in basic sensory cortices. Based on this, magnetic resonance spectroscopy (MRS) was used to investigate potential changes to GABA+ and glutamate+glutamine (Glx) concentrations within the occipital cortex in MDD patients (n = 25) and (...)
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  3. Spontaneous thought-related network connectivity predicts sertraline effects on major depressive disorder.Timothy Joseph Lane - 2021 - Brain Imaging and Behavior 15 (4):1705-1717.
    Sertraline is one of the most commonly prescribed antidepressants. Major depressive disorder (MDD) is characterized by spontaneous thoughts that are laden with negative affect-a "malignant sadness". Prior neuroimaging studies have identified abnormal resting-state functional connectivity (rsFC) in the spontaneous brain networks of MDD patients. But how antidepressant medication acts to relieve the experience of depression as well as adjust its associated spontaneous networks and mood-regulation circuits remains an open question. In this study, we recruited 22 drug-naïve MDD (...)
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  4. Negative emotions towards others are diminished in remitted major depression.Roland Zahn, Karen Lythe, Jennifer Gethin, Sophie Green, J. F. William Deakin, Clifford Ian Workman & Jorge Moll - 2015 - European Psychiatry 30 (4):448-453.
    Background: -/- One influential view is that vulnerability to major depressive disorder (MDD) is associated with a proneness to experience negative emotions in general. In contrast, blame attribution theories emphasise the importance of blaming oneself rather than others for negative events. Our previous exploratory study provided support for the attributional hypothesis that patients with remitted MDD show no overall bias towards negative emotions, but a selective bias towards emotions entailing self-blame relative to emotions that entail blaming others. (...)
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  5. Reconsidering the affective dimension of depression and mania: towards a phenomenological dissolution of the paradox of mixed states.Anthony Vincent Fernandez - 2014 - Journal of Psychopathology 20 (4):414-422.
    In this paper, I examine recent phenomenological research on both depressive and manic episodes, with the intention of showing how phenomenologically oriented studies can help us overcome the apparently paradoxical nature of mixed states. First, I argue that some of the symptoms included in the diagnostic criteria for depressive and manic episodes in the DSM-5 are not actually essential features of these episodes. Second, I reconsider the category of major depressive disorder (MDD) from the perspective (...)
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  6. Temporal Preparation, Impulsivity and Short-Term Memory in Depression.Timothy Joseph Lane - 2019 - Frontiers in Behavioral Neuroscience 13.
    Patient suffering of major depressive disorder (MDD) often complain that subjective time seems to “drag” with respect to physical time. This may point toward a generalized dysfunction of temporal processing in MDD. In the present study, we investigated temporal preparation in MDD. “Temporal preparation” refers to an increased readiness to act before an expected event; consequently, reaction time should be reduced. MDD patients and age-matched controls were required to make a saccadic eye movement between a central and (...)
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  7. Self-blame-Selective Hyperconnectivity Between Anterior Temporal and Subgenual Cortices and Prediction of Recurrent Depressive Episodes.Karen Lythe, Jorge Moll, Jennifer Gethin, Clifford Ian Workman, Sophie Green, Matthew Lambon Ralph, J. F. William Deakin & Roland Zahn - 2015 - JAMA Psychiatry 72 (11):1119-1126.
    Importance: Patients with remitted major depressive disorder (MDD) were previously found to display abnormal functional magnetic resonance imaging connectivity (fMRI) between the right superior anterior temporal lobe (RSATL) and the subgenual cingulate cortex and adjacent septal region (SCSR) when experiencing self-blaming emotions relative to emotions related to blaming others (eg, "indignation or anger toward others"). This finding provided the first neural signature of biases toward overgeneralized self-blaming emotions (eg, "feeling guilty for everything"), known to have a key (...)
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  8. Too fast or too slow? Time and neuronal variability in bipolar disorder—A combined theoretical and empirical investigation.Timothy Lane & Georg Northoff - 2018 - Schizophrenia Bulletin 44 (1):54-64.
    Time is an essential feature in bipolar disorder (BP). Manic and depressed BP patients perceive the speed of time as either too fast or too slow. The present article combines theoretical and empirical approaches to integrate phenomenological, psychological, and neuroscientific accounts of abnormal time perception in BP. Phenomenology distinguishes between perception of inner time, ie, self-time, and outer time, ie, world-time, that desynchronize or dissociate from each other in BP: inner time speed is abnormally slow (as in depression) or (...)
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  9. Subgenual activation and the finger of blame: individual differences and depression vulnerability.Karen Lythe, Jennifer Gethin, Clifford Ian Workman, Matthew Lambon Ralph, J. F. William Deakin, Jorge Moll & Roland Zahn - 2022 - Psychological Medicine 52 (8):1560-1568.
    Background: Subgenual cingulate cortex (SCC) responses to self-blaming emotion-evoking stimuli were previously found in individuals prone to self-blame with and without a history of major depressive disorder (MDD). This suggested SCC activation reflects self-blaming emotions such as guilt, which are central to models of MDD vulnerability. -/- Method: Here, we re-examined these hypotheses in an independent larger sample. A total of 109 medication-free participants (70 with remitted MDD and 39 healthy controls) underwent fMRI whilst judging self- and (...)
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