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Videos de Conceptos Relacionados

Schizophrenia01:17

Schizophrenia

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

Positive Symptoms of Schizophrenia: Hallucinations and Delusions

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 loosely...
Positive Symptoms Schizophrenia: Hallucinations and Delusions01:26

Positive Symptoms Schizophrenia: Hallucinations and Delusions

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...
Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

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 the...
Psychological and Sociocultural Causes of Schizophrenia01:29

Psychological and Sociocultural Causes of Schizophrenia

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...
Biological Causes of Schizophrenia01:29

Biological Causes of Schizophrenia

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 studies.

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Video Experimental Relacionado

Updated: Jun 20, 2026

Standardized Data Acquisition for Neuromelanin-Sensitive Magnetic Resonance Imaging of the Substantia Nigra
05:14

Standardized Data Acquisition for Neuromelanin-Sensitive Magnetic Resonance Imaging of the Substantia Nigra

Published on: September 8, 2021

La esquizofrenia es una esquizofrenia.

Jim van Os1, Shitij Kapur

  • 1Department of Psychiatry and Psychology, South Limburg Mental Health Research and Teaching Network, EURON, Maastricht University Medical Centre, Maastricht, Netherlands. j.vanos@sp.unimaas.nl

Lancet (London, England)
|August 25, 2009
PubMed
Resumen
Este resumen es generado por máquina.

La investigación de la esquizofrenia está avanzando en nuestra comprensión de sus aspectos biológicos, epidemiológicos y farmacológicos. Si bien los tratamientos actuales manejan síntomas como las alucinaciones, no curan el trastorno, lo que requiere enfoques de atención integrados.

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Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
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Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis

Published on: November 21, 2013

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Standardized Data Acquisition for Neuromelanin-Sensitive Magnetic Resonance Imaging of the Substantia Nigra
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Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
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Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis

Published on: November 21, 2013

Área de la Ciencia:

  • La neurociencia es la neurociencia.
  • La psiquiatría es la psiquiatría.
  • Genética La genética.

Sus antecedentes:

  • La esquizofrenia es un trastorno mental complejo con costos humanos y sociales significativos.
  • Los síntomas a menudo aparecen en la adolescencia o la edad adulta temprana, con una incidencia y presentación variadas en todas las poblaciones.
  • Los vínculos genéticos existen con el trastorno bipolar y los trastornos del desarrollo como el autismo.

Objetivo del estudio:

  • Revisar los desarrollos clave en la biología, epidemiología y farmacología de la esquizofrenia.
  • Proporcionar un marco sintomático para comprender estos aspectos interconectados.
  • Para resaltar la eficacia del tratamiento actual y las direcciones futuras de la investigación.

Principales métodos:

  • Revisión de la investigación biológica, epidemiológica y farmacológica sobre la esquizofrenia.
  • Análisis de superposiciones genéticas con otros trastornos psiquiátricos y del desarrollo.
  • Examen de los fundamentos neurobiológicos, en particular las alteraciones del sistema de dopamina.

Principales resultados:

  • El diagnóstico de esquizofrenia se correlaciona con alteraciones en la estructura cerebral y cambios en el sistema de dopamina, vinculados a síntomas positivos.
  • Los medicamentos antipsicóticos dirigidos a la dopamina son efectivos para los delirios y las alucinaciones, pero no para los déficits cognitivos/motivacionales.
  • Las intervenciones integradas que incluyen apoyo vocacional y psicológico mejoran los resultados funcionales.

Conclusiones:

  • La investigación está comenzando a dilucidar los mecanismos biológicos y los moderadores psicosociales de los síntomas de la esquizofrenia.
  • Los tratamientos actuales ofrecen control de los síntomas en lugar de una cura, pero la hospitalización a largo plazo a menudo es innecesaria.
  • El pronóstico para la esquizofrenia es más favorable de lo que se suponía con un manejo adecuado.