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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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Traumatic Memory01:20

Traumatic Memory

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Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
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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.
 Dependent Personality Disorder
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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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Panic Disorder01:27

Panic Disorder

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Panic disorder is an anxiety disorder characterized by recurrent and sudden minutes-long episodes of intense fear, known as panic attacks. These attacks may feel like heart attacks and often happen without warning or a specific cause. They can include symptoms such as rapid heart rate, shortness of breath, chest pain, trembling, sweating, dizziness, and a sense of helplessness. During a panic attack, individuals may feel as though they are experiencing a heart attack or are in a...
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Eyewitness Memory01:22

Eyewitness Memory

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Eyewitness memory refers to the recollection of events by someone who has directly witnessed them, often serving as critical evidence in legal settings. This type of memory is commonly used in criminal cases where a witness describes details like a suspect's appearance, clothing, or behavior during a crime. However, despite its perceived reliability, eyewitness memory is prone to significant errors.
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Related Experiment Video

Updated: Oct 17, 2025

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging
09:14

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging

Published on: March 14, 2025

441

Iconic Memory in Obsessive Compulsive Disorder.

Mehmet Mart, Selim Tümkaya

    Turk Psikiyatri Dergisi = Turkish Journal of Psychiatry
    |October 14, 2021
    PubMed
    Summary

    Patients with Obsessive Compulsive Disorder (OCD) who are washers may experience impaired iconic memory formation and faster decay. This impacts visual memory information transfer in individuals with washer OCD.

    Area of Science:

    • Cognitive Psychology
    • Neuroscience
    • Psychiatry

    Background:

    • Obsessive Compulsive Disorder (OCD) is a mental health condition characterized by obsessions and compulsions.
    • Iconic memory, the brief visual sensory memory, plays a crucial role in information processing.
    • Previous research has explored cognitive deficits in OCD, but iconic memory decay in subtypes remains understudied.

    Purpose of the Study:

    • To investigate potential differences in iconic memory decay between individuals with Obsessive Compulsive Disorder (OCD) and healthy controls.
    • To examine if specific OCD subtypes (washers, checkers) exhibit distinct iconic memory performance.
    • To explore the relationship between iconic memory scores and clinical variables in OCD patients.

    Main Methods:

    • A partial report test (PRT) was administered to 74 OCD patients and 63 healthy controls.

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  • OCD patients were categorized into subgroups: washers, checkers, both, and neither.
  • Iconic memory performance was assessed by comparing d' values at various time points and analyzing decay rates.

    • Main Results:

    • Overall iconic memory loss did not differ between the OCD group and controls.
    • The 'washers' subgroup showed impaired iconic information formation (lower d1') compared to checkers and non-washers/non-checkers.
    • Washers exhibited faster iconic decay (higher decay rate between d6' and d7') and lower d7' values than controls and non-washers/non-checkers.

    Conclusions:

    • Individuals with washer OCD may have deficits in iconic memory formation and experience accelerated decay.
    • These iconic memory impairments in washer OCD could affect the transfer of visual information to longer-term memory.
    • The findings highlight the need to consider OCD subtypes when examining cognitive functions like iconic memory.