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Related Concept Videos

Schizophrenia01:17

Schizophrenia

1.8K
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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Psychological and Sociocultural Causes of Schizophrenia01:29

Psychological and Sociocultural Causes of Schizophrenia

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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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Positive Symptoms Schizophrenia: Hallucinations and Delusions01:26

Positive Symptoms Schizophrenia: Hallucinations and Delusions

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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...
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Positive Symptoms of Schizophrenia: Hallucinations and Delusions01:30

Positive Symptoms of Schizophrenia: Hallucinations and Delusions

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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.
Thought Disorders
Disorganized and unusual thought processes mark thought disorders in schizophrenia. One key feature is disorganized speech, where an individual's conversation includes...
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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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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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Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
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Early psychosis symptoms.

Haider A Naqvi1, Sajjad Hussain1, Muhammad Islam2

  • 1Department of Psychiatry, The Aga Khan University Hospital, Karachi.

Journal of the College of Physicians and Surgeons--Pakistan : JCPSP
|March 12, 2014
PubMed
Summary
This summary is machine-generated.

Prodromal symptoms of schizophrenia often involve non-specific affective changes and social withdrawal. Early identification of these early warning signs is crucial for timely intervention in individuals at risk of psychosis.

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Implementation of a Real-Time Psychosis Risk Detection and Alerting System Based on Electronic Health Records using CogStack
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Measurement of Fronto-limbic Activity Using an Emotional Oddball Task in Children with Familial High Risk for Schizophrenia
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Measurement of Fronto-limbic Activity Using an Emotional Oddball Task in Children with Familial High Risk for Schizophrenia
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Area of Science:

  • Psychiatry and Mental Health
  • Clinical Psychology
  • Neuroscience

Background:

  • Schizophrenia's prodromal phase is critical for early intervention.
  • Understanding help-seeking pathways is vital for identifying at-risk individuals.
  • Prodromal symptoms often precede the onset of psychosis.

Purpose of the Study:

  • To identify prodromal symptoms of schizophrenia.
  • To investigate these symptoms within help-seeking pathways.
  • To inform early detection strategies for psychosis.

Main Methods:

  • Cross-sectional study involving 93 patients diagnosed with schizophrenia (ICD-10 criteria).
  • Utilized the Interview for Retrospective Assessment at Age at Onset of Psychosis (IROAS) and a semi-structured questionnaire.
  • Assessed symptoms, onset, course, and pathways to care.

Main Results:

  • Affective and non-specific symptoms (e.g., depressed mood, tension, withdrawal) were predominant in 83% of cases.
  • Positive symptoms were present in 10%, and negative symptoms in 3%.
  • Structured interviews identified unique symptoms like thought withdrawal and passivity.

Conclusions:

  • Non-specific, affective symptoms are key indicators of schizophrenia's prodromal phase.
  • Focusing on prodromal symptoms and social functioning changes aids in identifying individuals at risk.
  • Early identification is essential for preventing long-term psychosis.