对抗NMDAR抗体血清阳性测试的精神分裂症谱系障碍患者的临床症状和心理社会功能:与对抗NMDAR抗体阴性测试的患者进行病例对照比较
Jurjen J Luykx1, Robbert Visscher2, Inge Winter-van Rossum3
1Department of Psychiatry, Amsterdam University Medical Center, Amsterdam, Netherlands; GGZ inGeest Mental Health Care, Amsterdam, Netherlands; Department of Psychiatry and Neuropsychology, School for Mental Health and Neuroscience, Maastricht University Medical Center, Maastricht, Netherlands.
对N-甲基-D-酸盐受体 (NMDAR) 的抗体在3-4%的精神分裂症患者中被发现. 这些患者表现出不那么严重的负面症状和更好的心理社会功能,这表明了不同的疾病概况.
科学领域:
- 神经科学是一个神经科学.
- 免疫学 免疫学 免疫学
- 精神病学是一个精神病学.
背景情况:
- 对N-甲基-D-酸盐受体 (NMDAR) 的抗体已在精神分裂症患者中观察到,但其患病率和临床意义尚不清楚.
- 这些抗体的存在可能表明精神分裂症具有独特的临床特征,并可能是一种不同的治疗方法.
研究的目的:
- 为了确定抗NMDAR抗体在精神分裂症中的血清流行率.
- 为了比较抗NMDAR抗体血清阳性和血清阴性精神分裂症患者之间的临床症状和心理社会功能.
主要方法:
- 一项病例控制研究结合了来自四个独立队列 (EULAST,OPTiMiSE,PPiP1,PPiP2) 的数据,涉及1114名精神分裂症患者.
- 使用基于活细胞的测试来评估抗NMDAR抗体血清状态.
- 血清阳性和血清阴性组之间的症状严重程度 (PANSS) 和心理社会功能 (PSP) 进行了比较.
主要成果:
- 总体而言,3.7%的精神分裂症患者检测出血清抗NMDAR抗体呈阳性.
- 抗NMDAR血清阳性患者在PANSS尺度上表现出明显较低的负面症状严重程度 (p=0.026) 和一般症状 (p=0.029).
- 通过PSP得分测量心理社会功能,在抗NMDAR血清阳性患者中显著改善 (p=0.014).
结论:
- 血清抗NMDAR抗体存在于精神分裂症患者 (3-4%) 的小组中,并与较轻的负面症状和更好的心理社会功能有关.
- 这些发现表明,抗NMDAR抗体可能会识别出一种独特的精神疾病亚型.
- 需要进一步的研究来复制这些发现,并探索预后和治疗影响.
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