نتایج جستجو برای: anhedonia

تعداد نتایج: 1568  

Journal: :Archives of Psychiatric Nursing 2013

Journal: :Physiology & Behavior 2010

Journal: :Current Behavioral Neuroscience Reports 2021

Abstract Purpose of Review Anhedonia is a transdiagnostic symptom comprising reduced subjective reward or pleasure. influences anticipation and in-the-moment experiences. This review draws together affective learning engagement evidence for anhedonia affecting experiences social environments. Recent Findings While diminished consistently, appraisals contexts vary across different mental health ...

2013
Gabry W. Mies Ivo Van den Berg Ingmar H. A. Franken Marion Smits Maurits W. Van der Molen Frederik M. Van der Veen

Disturbances in feedback processing and a dysregulation of the neural circuit in which the cingulate cortex plays a key role have been frequently observed in depression. Since depression is a heterogeneous disease, instead of focusing on the depressive state in general, this study investigated the relations between the two core symptoms of depression, i.e., depressed mood and anhedonia, and the...

Journal: :Journal of psychiatric research 2017
Sarah A Eisenstein Ryan Bogdan Ling Chen Stephen M Moerlein Kevin J Black Joel S Perlmutter Tamara Hershey Deanna M Barch

Deficits in central, subcortical dopamine (DA) signaling may underlie negative symptom severity, particularly anhedonia, in healthy individuals and in schizophrenia. To investigate these relationships, we assessed negative symptoms with the Schedule for the Assessment of Negative Symptoms and the Brief Negative Symptom Scale (BNSS) and self-reported anhedonia with the Scales for Physical and So...

Journal: :Schizophrenia bulletin 1998
J J Blanchard K T Mueser A S Bellack

This study examines the relationship between anhedonia and the trait dimensions of positive affect (PA) and negative affect (NA) in schizophrenia. The relationship between poor social functioning in schizophrenia and these individual differences in affectivity is also examined. Schizophrenia outpatients (n = 37) and normal controls (n = 15) were assessed at a baseline evaluation and again appro...

Journal: :Journal of abnormal psychology 1998
T R Kwapil

College undergraduates (n = 34) identified by deviant scores (at least 1.96 SD above the mean) on the Revised Social Anhedonia (SocAnh) Scale (M. Eckblad, L. J. Chapman, J. P. Chapman, & M. Mishlove, 1982) were compared with control participants (n = 139) at an initial assessment and at a 10-year follow-up evaluation. Twenty-four percent of the SocAnh group were diagnosed with schizophrenia-spe...

Journal: :Frontiers in bioscience 2018
Mark S Gold Kenneth Blum Marcelo Febo David Baron Edward Justin Modestino Igor Elman Rajendra D Badgaiyan

Anhedonia is a condition that leads to the loss of feelings pleasure in response to natural reinforcers like food, sex, exercise, and social activities. This disorder occurs in addiction, and an array of related neuropsychiatric syndromes, including schizophrenia, depression, and Post Traumatic Stress Disorder (PTSD). Anhedonia may by due to derangements in mesolimbic dopaminergic pathways and ...

Journal: :Psychiatry research 2012
Simon Zhornitsky Elie Rizkallah Tania Pampoulova Jean-Pierre Chiasson Olivier Lipp Emmanuel Stip Stéphane Potvin

Substance use disorders (SUDs) are common in patients with schizophrenia and this comorbidity is associated with a poorer prognosis, relative to non-abusing patients. One hypothesis that has been advanced in the literature is that dual diagnosis (DD) patients may have a different personality profile than non-abusing schizophrenia patients. The present case-control study aimed to characterize le...

Journal: :NeuroImage 2009
Jan Wacker Daniel G. Dillon Diego A. Pizzagalli

Anhedonia, the reduced propensity to experience pleasure, is a promising endophenotype and vulnerability factor for several psychiatric disorders, including depression and schizophrenia. In the present study, we used resting electroencephalography, functional magnetic resonance imaging, and volumetric analyses to probe putative associations between anhedonia and individual differences in key no...

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