精神病发育创伤的成年幸存者的大脑结构和功能:系统性审查
Michael Bloomfield1,2,3,4,5, Mustapha Modaffar1,6, Alexander Noar1,5
1Translational Psychiatry Research Group, Research Department of Mental Health Neuroscience, Division of Psychiatry, UCL Institute of Mental Health, University College London, London, UK.
Psychological medicine
|September 15, 2025
概括
发育性创伤会影响成年精神病患者的大脑结构和功能. 幸存者表现出改变的灰质,连接性,威胁检测和多巴胺水平,这表明了明显的精神病现型.
科学领域:
- 神经成像是一种神经成像.
- 精神病学是一个精神病学.
- 发展心理学 发展心理学
背景情况:
- 发育性创伤与精神病风险增加,预后较差和治疗结果有关.
- 已提出一种与发育创伤相关的独特的精神病现象型.
- 了解这种联系对于有针对性的干预至关重要.
研究的目的:
- 对患有精神病的成年人大脑结构和功能的神经成像研究进行系统审查.
- 为了比较有发展创伤史和没有发展创伤史的个体之间的发现.
- 探索发育创伤幸存者的精神病的神经生物学基础.
主要方法:
- 在2024年5月之前对数据库进行系统的文献搜索.
- 包括31个神经成像研究.
- 分析了1761名精神病患者和1775名对照/兄弟姐妹的数据.
主要成果:
- 与全球/区域灰质差异相关的发育创伤.
- 发现了皮质膜结构失联的证据.
- 观察到潜在的威胁检测,受损的思维区域,以及升高的条纹性多巴胺合成能力.
结论:
- 研究结果表明,发育性创伤幸存者的精神病具有独特的神经生物学特征.
- 需要进一步的研究来了解脆弱性和弹性机制.
- 阐明这些机制可以为未来的治疗策略提供信息.
相关概念视频
Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders
1.8K
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...
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...
1.8K
Biological Causes of Schizophrenia
507
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...
Genetic Factors in Schizophrenia
The genetic basis of schizophrenia is strongly supported by family and twin...
507
Psychological and Sociocultural Causes of Schizophrenia
481
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...
481
Post-traumatic Stress Disorder
486
Post-traumatic stress disorder (PTSD) is a psychiatric condition that arises following exposure to traumatic events such as natural disasters, forced displacement, or severe accidents. It significantly impairs individuals' ability to cope with daily activities and disrupts their emotional and psychological equilibrium.
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
486
Cognitive Development During Adulthood
783
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
783
Dissociative Disorders
482
Dissociative disorders represent complex psychological conditions characterized by disruptions in consciousness, memory, identity, or perception. These disruptions cause individuals to experience a disconnection from their thoughts, emotions, and memories. The phenomenon is not merely an occasional lapse in attention but a profound alteration in mental functioning that can severely impact daily life.
Dissociative Fugue
A hallmark feature of dissociative disorders is the dissociative fugue...
Dissociative Fugue
A hallmark feature of dissociative disorders is the dissociative fugue...
482


