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Negative and Cognitive Symptoms of Schizophrenia

Negative and Cognitive Symptoms of Schizophrenia

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,...

Depressive Disorders: Etiology

Depressive Disorders: Etiology

Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
Biological Factors in Depression
Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...

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Updated: Jun 9, 2026

Measurement of Fronto-limbic Activity Using an Emotional Oddball Task in Children with Familial High Risk for Schizophrenia

Measurement of Fronto-limbic Activity Using an Emotional Oddball Task in Children with Familial High Risk for Schizophrenia

Published on: December 2, 2015

[青少年抑郁症前额外功能障碍和不匹配消极性:多模式fNIRS-ERP研究]

Hongyi Sun¹, Lin Zhang², Jing Li³

¹Neurobiological Laboratory, West China Hospital of Sichuan University, Chengdu 610041, P. R. China.

Sheng wu yi xue gong cheng xue za zhi = Journal of biomedical engineering = Shengwu yixue gongchengxue zazhi

|August 31, 2025

概括

此摘要是机器生成的。

青少年抑郁症显示大脑活动变化,长期不匹配负面性 (MMN) 和额叶皮层氧化减少. 这些发现表明抑郁症青少年的感官处理和前额功能受损, 有助于早期生物标志物的发展.

科学领域:

神经科学
临床心理学
生物标志物

关键词:

青少年抑郁症与事件相关的潜力功能性近红外光谱学不匹配的消极性

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