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Related Concept Videos

Obsessive-Compulsive Disorder01:28

Obsessive-Compulsive Disorder

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Obsessive-compulsive disorder (OCD) is a mental health condition characterized by recurrent obsessions, compulsions, or both, which consume significant time and interfere with daily functioning. Obsessions involve persistent, intrusive, and unwanted thoughts, images, or urges that evoke anxiety. Common examples include irrational fears of contamination or harm. Compulsions are repetitive behaviors or mental acts performed to reduce the anxiety caused by obsessions. For instance, individuals...
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Anxiety: Overview01:18

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Anxiety is a common mental disorder featuring excessive worry, fear, and apprehension, significantly affecting daily life. People with anxiety disorders experience persistent and intense anxiety, interrupting their everyday functioning.
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Oppositional Defiant Disorder01:30

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A persistent pattern of angry or irritable mood, defiant behavior, or vindictiveness characterizes Oppositional Defiant Disorder (ODD). Symptoms must occur over at least six months, involve interactions with individuals beyond siblings, and meet specific diagnostic criteria to be clinically significant. The disorder affects emotional regulation, social interactions, and behavior, often manifesting early in life and influencing long-term development and functioning.
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Personality Disorders: Dependent and Obsessive-Compulsive01:24

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Dependent personality disorder and obsessive-compulsive personality disorder are two separate psychological conditions that influence behavior, relationships, and overall life functioning. Though both involve maladaptive behaviors, their core characteristics and motivations differ significantly.
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Introduction to Psychological Disorders01:19

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Abnormal behavior, often referred to as mental illness, results from changes in brain function that influence thought patterns, behaviors, and social interactions. Psychologists and psychiatrists typically assess abnormal behavior using three primary criteria: deviance, maladaptation, and personal distress, particularly when these traits persist over long periods.
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Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
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Signal Attenuation as a Rat Model of Obsessive Compulsive Disorder
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Error-processing abnormalities in pediatric anxiety and obsessive compulsive disorders.

Kate D Fitzgerald, Stephan F Taylor

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    Summary
    This summary is machine-generated.

    Anxiety and obsessive compulsive disorders may stem from atypical neural network maturation for error processing. Research shows altered brain responses to errors in patients, suggesting developmental mechanisms for these conditions.

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    Area of Science:

    • Neuroscience
    • Psychiatry
    • Developmental Psychology

    Background:

    • Anxiety and obsessive compulsive disorders (OCDs) are early-onset psychopathologies.
    • Psychological models link anxiety to error detection, error concern, and regulatory control failure.
    • Atypical neural network maturation for error processing is a potential underlying mechanism.

    Purpose of the Study:

    • To review the role of error processing in anxiety and OCD.
    • To examine neurophysiological and fMRI findings related to error processing in patients.
    • To propose developmental hypotheses and clinical translation strategies.

    Main Methods:

    • Literature review of neurophysiological studies.
    • Analysis of functional magnetic resonance imaging (fMRI) research.
    • Synthesis of findings in pediatric and adult patient populations.

    Main Results:

    • Patients with anxiety and OCD exhibit altered brain responses to errors.
    • Evidence suggests a link between error processing deficits and psychopathology.
    • Neuroimaging data supports atypical neural network function.

    Conclusions:

    • Error processing is relevant to the pathophysiology of anxiety and OCD.
    • Developmentally sensitive mechanisms may underlie these disorders.
    • Further research can inform clinical interventions for anxiety and OCD.