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Negative and Cognitive Symptoms of Schizophrenia01:30

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: Etiology01:27

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
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青春期うつ病における前頭前野機能障害と不一致の否定性:多様式 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
PubMed
まとめ
この要約は機械生成です。

青春期うつ病は脳活動が変化し,長時間不一致ネガティブ (MMN) と前頭皮質の酸素供給が低下しています. これらの発見は,うつ病の若者の感覚処理と前頭前皮機能の障害を示唆し,早期のバイオマーカーの発達を助長しています.

科学分野:

  • 神経科学
  • 臨床心理学
  • バイオマーカー
キーワード:
青少年うつ病イベント関連ポテンシャル機能的近赤外線スペクトル不一致のネガティブ性

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