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Related Concept Videos

Negative and Cognitive Symptoms of Schizophrenia01:30

Negative and Cognitive Symptoms of Schizophrenia

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Negative symptoms of schizophrenia indicate a reduction or absence of typical behaviors and emotional responses found in healthy individuals, while positive symptoms reflect an excess or distortion of normal functioning.
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
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Schizophrenia01:17

Schizophrenia

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Schizophrenia, a term introduced by Swiss psychiatrist Eugen Bleuler in 1911, describes a severe psychological disorder marked by profound disruptions in attention, thought processes, language, emotion, and interpersonal relationships. The core feature of schizophrenia is psychosis — a state characterized by a fundamental detachment from reality. This disconnection manifests through distorted logic, impaired perception, and atypical behavior, severely affecting the lives of those...
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Positive Symptoms of Schizophrenia: Hallucinations and Delusions01:30

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Schizophrenia is a complex mental health disorder that can manifest with various positive symptoms, including thought, movement, and behavior disorders. These symptoms significantly disrupt cognitive and motor functions, leading to profound effects on an individual's ability to engage with the world.
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The term "psychosis" refers to a spectrum of mental disorders characterized by abnormal thoughts, perceptions, and behaviors. It can manifest as mood disorders, dementia, delirium with psychotic features, substance-induced psychosis with psychotic features, brief psychotic disorder, delusional disorder, schizoaffective disorder, and schizophrenia. Among all these disorders, schizophrenia is the most common psychotic disorder, affecting 1% of the worldwide population. Psychotic...
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Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

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Schizophrenia is a neurodevelopmental disorder whose origins are rooted in complex genetic components. Despite our burgeoning understanding, the pathophysiology of this disorder remains incompletely deciphered.
Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within...
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Schizophrenia, a complex psychiatric disorder, has been historically misunderstood. Early psychological theories attributed its origins to childhood trauma and unresponsive parenting. However, contemporary research largely rejects these notions, favoring the vulnerability-stress hypothesis. This model proposes that individuals with a genetic predisposition to schizophrenia may develop the disorder following exposure to significant environmental stressors. Notably, studies on high-risk...
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Development of a Virtual Reality Assessment of Everyday Living Skills
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Schizophrenia and cognitive dysfunction.

Tomoya Takeda1,2, Hidehiro Umehara2, Yui Matsumoto2

  • 1Department of Psychological Sciences, University of Human Environments, Ehime, Japan.

The Journal of Medical Investigation : JMI
|October 27, 2024
PubMed
Summary
This summary is machine-generated.

Schizophrenia involves cognitive dysfunction, impacting social functioning. This review details cognitive deficits and explores interventions to improve neurocognition and social cognition in patients.

Keywords:
Schizophreniacognitive functionneurocognitionsocial cognitionsocial function

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Area of Science:

  • Psychiatry
  • Neuroscience
  • Cognitive Science

Background:

  • Schizophrenia is characterized by positive, negative, and core cognitive symptoms.
  • Cognitive dysfunction significantly impairs social functioning in individuals with schizophrenia.

Purpose of the Study:

  • To review the characteristics of cognitive dysfunction in schizophrenia.
  • To examine the relationship between cognitive deficits and social function.
  • To describe intervention strategies for cognitive enhancement.

Main Methods:

  • Literature review of studies on schizophrenia and cognitive function.
  • Analysis of neurocognitive and social cognitive deficits.
  • Examination of therapeutic interventions.

Main Results:

  • Cognitive dysfunction is a central feature of schizophrenia, affecting both neurocognition and social cognition.
  • These deficits are strongly linked to impaired social functioning.
  • Various interventions show promise for improving cognitive abilities.

Conclusions:

  • Addressing cognitive dysfunction is crucial for improving social functioning in schizophrenia.
  • Targeted interventions for neurocognition and social cognition are essential components of schizophrenia treatment.