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Related Concept Videos

Schizophrenia01:17

Schizophrenia

824
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...
824
Biological Causes of Schizophrenia01:29

Biological Causes of Schizophrenia

533
Schizophrenia, a severe psychiatric disorder, arises from a complex interplay of biological factors, including genetic predisposition, structural brain abnormalities, neurotransmitter dysregulation, and developmental irregularities. These factors collectively contribute to the onset and progression of the disorder, which typically manifests in late adolescence or early adulthood.
Genetic Factors in Schizophrenia
The genetic basis of schizophrenia is strongly supported by family and twin...
533
Psychological and Sociocultural Causes of Schizophrenia01:29

Psychological and Sociocultural Causes of Schizophrenia

492
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...
492
Negative and Cognitive Symptoms of Schizophrenia01:30

Negative and Cognitive Symptoms of Schizophrenia

499
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,...
499
Positive Symptoms Schizophrenia: Hallucinations and Delusions01:26

Positive Symptoms Schizophrenia: Hallucinations and Delusions

514
Schizophrenia is a complex psychiatric disorder characterized by a range of symptoms that significantly impact cognition, behavior, and emotional regulation. Among these, the positive symptoms stand out as they involve the addition or exaggeration of normal mental functions, deviating markedly from typical behavior and perception. Hallucinations and delusions are prominent positive symptoms, each profoundly affecting the individual's experience of reality.
Hallucinations
Hallucinations in...
514
Positive Symptoms of Schizophrenia: Hallucinations and Delusions01:30

Positive Symptoms of Schizophrenia: Hallucinations and Delusions

580
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.
Thought Disorders
Disorganized and unusual thought processes mark thought disorders in schizophrenia. One key feature is disorganized speech, where an individual's conversation includes...
580

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Updated: Jan 22, 2026

A Strategy to Identify de Novo Mutations in Common Disorders such as Autism and Schizophrenia
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[Simulation of Schizophrenia].

Tsukasa Okimura1, Kentaro Katahira, Yoshihiko Kunisato

  • 1Hasegawa Hospital.

Brain and Nerve = Shinkei Kenkyu No Shinpo
|July 11, 2019
PubMed
Summary
This summary is machine-generated.

Computational psychiatry offers a new approach to understanding schizophrenia by modeling the brain as an information-processing system. This method aims to bridge biological findings with symptoms, advancing treatment development.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Computational Biology

Background:

  • Schizophrenia's complex pathology remains largely unexplained despite extensive research.
  • The brain's complexity hinders the connection between biological findings and clinical symptoms.
  • Traditional psychiatric research faces challenges in establishing definitive schizophrenia treatments.

Purpose of the Study:

  • To introduce computational psychiatry as a novel approach to understanding schizophrenia.
  • To highlight the potential of mathematical models in explaining brain dynamics and mental disorders.
  • To present recent studies from Japan in the field of computational psychiatry for schizophrenia.

Main Methods:

  • Viewing the brain as an information-processing system.
  • Utilizing mathematical models to express brain dynamics.
  • Representing mental disorders as parameter changes within these models.

Main Results:

  • Computational psychiatry provides a framework to link biological data with schizophrenia symptoms.
  • Mathematical models offer a way to formalize and analyze brain dysfunction in mental disorders.
  • Studies in Japan are exploring these computational approaches for schizophrenia.

Conclusions:

  • Computational psychiatry is a promising field for unraveling schizophrenia's complexities.
  • This approach facilitates the development of more targeted and effective treatments for schizophrenia.
  • Further research, including studies from Japan, is crucial for advancing computational psychiatry in mental health.