European Archives of Psychiatry and Clinical Neuroscience最新文献

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Deficit of satellite oligodendrocytes of neurons in the rostral part of the head of the caudate nucleus in schizophrenia. 精神分裂症患者尾状核头部喙侧神经元的卫星少突胶质细胞缺乏。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-07-29 DOI: 10.1007/s00406-024-01869-x
N S Kolomeets, N A Uranova
{"title":"Deficit of satellite oligodendrocytes of neurons in the rostral part of the head of the caudate nucleus in schizophrenia.","authors":"N S Kolomeets, N A Uranova","doi":"10.1007/s00406-024-01869-x","DOIUrl":"10.1007/s00406-024-01869-x","url":null,"abstract":"<p><p>Increasing evidence implicates compromised myelin integrity and oligodendrocyte abnormalities in the dysfunction of neuronal networks in schizophrenia. We previously reported a deficiency of myelinating oligodendrocytes (OL), oligodendrocyte progenitors (OP) and satellite oligodendrocytes of neurons (Sat-OL) in the prefrontal cortex and the inferior parietal cortex - cortical hubs of the frontoparietal cognitive network and default mode network (DMN) altered in schizophrenia. Deficiency of OL and OP was also detected in the head of the caudate nucleus (HCN), which accumulates cortical projections from the associative cortex and is the central node of these networks. However, the number of Sat-Ol per neuron in schizophrenia has not been studied in the HCN. In the current study we estimated the number of Sat-Ol per neuron in the rostral part of the HCN in schizophrenia (n = 18) compared to healthy controls (n = 18) in the same section collection that was previously used to study the number Ol and OP. We found a significant decrease of the number of Sat-Ol per neuron (- 50%, p < 0.001) in schizophrenia as compared to normal controls. Considering that the rostral part of the HCN is an individual network-specific projection zone of the DMN, the deficit of Sat-Ol found in schizophrenia may be related to the dysfunctional DMN-HCN connections, which has been repeatedly described in schizophrenia. The dramatic decrease of the number of Sat-Ol per neuron may be partially related to a pronounced excess of dopamine concentration in the rostral part of the HCN in schizophrenia.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"813-822"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141787559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
We like to move it - patients with schizophrenia spectrum disorders are impaired in estimating their physical fitness levels and benefit from individualized exercise. 我们喜欢运动--精神分裂症谱系障碍患者在估计自己的体能水平方面存在障碍,因此可以从个性化运动中获益。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-07-02 DOI: 10.1007/s00406-024-01844-6
Wido Rippe, L Weisner, J Ewen, P Mench, T Koppius, S Borgwardt, B Tari, M Heath, A Sprenger, B Wilms, R Lencer
{"title":"We like to move it - patients with schizophrenia spectrum disorders are impaired in estimating their physical fitness levels and benefit from individualized exercise.","authors":"Wido Rippe, L Weisner, J Ewen, P Mench, T Koppius, S Borgwardt, B Tari, M Heath, A Sprenger, B Wilms, R Lencer","doi":"10.1007/s00406-024-01844-6","DOIUrl":"10.1007/s00406-024-01844-6","url":null,"abstract":"<p><strong>Background: </strong>People with schizophrenia spectrum disorders (SSD) engage less in physical activity than healthy individuals. The impact of subjectively assessed physical fitness levels on motivation for sports engagement and its relation to objective fitness parameters in SSD is unclear.</p><p><strong>Methods: </strong>25 patients with SSD (P-SSD) and 24 healthy controls (H-CON) participated in a randomized controlled study. Individual anaerobic thresholds (AT) were determined by an incremental exercise test and on separate days, aerobic exercise (cycling at 80% of workload at AT) and non-exercise control (sitting on an ergometer without cycling) sessions were performed. Demographic, clinical and objective physical fitness data (i.e., weekly physical activity, workload at AT, heart rate) were collected. Subjective physical fitness parameters were assessed before and after exercise and control sessions.</p><p><strong>Results: </strong>Weekly physical activity in P-SSD was lower than in H-CON (p < 0.05) attributed to reduced engagement in sport activities (p < 0.001). Workload and percentage of predicted maximal heart rate at AT were also reduced in P-SSD compared to H-CON (both p < 0.05). Although objective and subjective physical fitness parameters were related in H-CON (p < 0.01), this relationship was absent in P-SSD. However, during exercise sessions subjective physical fitness ratings increased to a stronger extent in P-SSD than H-CON (p < 0.05).</p><p><strong>Conclusion: </strong>The missing relationship between subjective and objective physical fitness parameters in people with SSD may represent a barrier for stronger engagement in physical activity. Accordingly, supervised exercise interventions with individually adjusted workload intensity may support realistic subjective fitness estimations and enhance motivation for sports activity in individuals with SSD.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"629-640"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141491369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Thinning of central foveal thickness in the retina of patients with schizophrenia. 精神分裂症患者视网膜中央中央凹厚度变薄。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-12-08 DOI: 10.1007/s00406-024-01943-4
Jiayi Zhu, Zijing Wang, Tianzhen Chen, Yun Zhou, Feikang Xu, Jiang Du, Min Zhao
{"title":"Thinning of central foveal thickness in the retina of patients with schizophrenia.","authors":"Jiayi Zhu, Zijing Wang, Tianzhen Chen, Yun Zhou, Feikang Xu, Jiang Du, Min Zhao","doi":"10.1007/s00406-024-01943-4","DOIUrl":"10.1007/s00406-024-01943-4","url":null,"abstract":"<p><p>The neural retina shares a common embryonic origin with the brain and yields pathological changes like that in the brain in various neuropsychiatric disorders, including schizophrenia. Non-invasive examination by optical coherence tomography (OCT) revealed retinal structure abnormalities in patients with schizophrenia. This study investigated retina structures in 29 patients with schizophrenia and 25 healthy controls in a Chinese Han ethnic population with spectral domain OCT. Measurements of central foveal thickness (CFT) as well as other retinal structures in macular and peripapillary subregions were performed. Associations between OCT parameters and clinical features, including severity of positive and negative symptoms, disease duration and antipsychotic dosage were analyzed. With controlling for age and sex, patients showed significantly thinner CFT, thinner central macular thickness, and thinner total retinal thickness in subregions of the central, inner superior, inner temporal, and inner nasal macula of both eyes, thinner ganglion cell complex in a subregion of the left eye, as well as larger cup volume in the peripapillary region of the right eye. In addition, CFT also negatively correlated with severity of negative symptoms. These findings suggest that CFT has the potential to be a disease biomarker of schizophrenia.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"839-849"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142791248","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impacts of risk thresholds and age on clinical high risk for psychosis: a comparative network analysis. 风险阈值和年龄对精神病临床高风险的影响:比较网络分析。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-08-21 DOI: 10.1007/s00406-024-01876-y
Christophe Gauld, Pierre Fourneret, Ben Alderson-Day, Emma Palmer-Cooper, Clément Dondé
{"title":"Impacts of risk thresholds and age on clinical high risk for psychosis: a comparative network analysis.","authors":"Christophe Gauld, Pierre Fourneret, Ben Alderson-Day, Emma Palmer-Cooper, Clément Dondé","doi":"10.1007/s00406-024-01876-y","DOIUrl":"10.1007/s00406-024-01876-y","url":null,"abstract":"<p><p>One of the main goals for supporting people with a psychotic disorder is early detection and intervention, and the detection of Clinical High Risk (CHR) is a major challenge in this respect. This study sought to compare core symptoms of CHR for psychosis networks based on two CHR self-assessment tools, across different risk thresholds and age groups. This cross-sectional online investigation analyzed 936 individuals for CHR, in France and the UK, with the Prodromal Questionnaire-16 (PQ-16) and the Perceptual and Cognitive Aberrations (PCA). Twelve different symptom networks were constructed, assessing relationships, compactness, centrality, predictability, and comparisons between them, based on different thresholds and age groups. In the above-threshold PQ-16 network, the most central symptom was \"Voices or whispers\"; in the PCA network, the most central symptom was \"Non-relevant thoughts distract or bother\". They presented low overall predictability. No significant difference was found between them. This study makes three key contributions. First, this cross-network analyses highlight the relative importance of some central symptoms. Secondly, comparisons between networks demonstrate the unity of the CHR construct across scales, thresholds, and ages, affirming its phenotypic homogeneity, an essential issue for patient care pathways. Thirdly, the low average network predictability suggests the existence of unconsidered symptoms within these CHR networks. These results shed light on the organization of CHR symptoms using routine clinical questionnaires, offering insights for preventive targets in a logic of precision semiology.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"947-958"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142008480","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Diagnostic value of regional homogeneity and fractional amplitude of low-frequency fluctuations in the classification of schizophrenia and bipolar disorders. 低频波动的区域同质性和分数振幅在精神分裂症和双相情感障碍分类中的诊断价值。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-06-25 DOI: 10.1007/s00406-024-01838-4
Giulia Cattarinussi, Fabio Di Camillo, David Antonio Grimaldi, Fabio Sambataro
{"title":"Diagnostic value of regional homogeneity and fractional amplitude of low-frequency fluctuations in the classification of schizophrenia and bipolar disorders.","authors":"Giulia Cattarinussi, Fabio Di Camillo, David Antonio Grimaldi, Fabio Sambataro","doi":"10.1007/s00406-024-01838-4","DOIUrl":"10.1007/s00406-024-01838-4","url":null,"abstract":"<p><p>Schizophrenia (SCZ) and bipolar disorders (BD) show significant neurobiological and clinical overlap. In this study, we wanted to identify indexes of intrinsic brain activity that could differentiate these disorders. We compared the diagnostic value of the fractional amplitude of low-frequency fluctuations (fALFF) and regional homogeneity (ReHo) estimated from resting-state functional magnetic resonance imaging in a support vector machine classification of 59 healthy controls (HC), 40 individuals with SCZ, and 43 individuals with BD type I. The best performance, measured by balanced accuracy (BAC) for binary classification relative to HC was achieved by a stacking model (87.4% and 90.6% for SCZ and BD, respectively), with ReHo performing better than fALFF, both in SCZ (86.2% vs. 79.4%) and BD (89.9% vs. 76.9%). BD were better differentiated from HC by fronto-temporal ReHo and striato-temporo-thalamic fALFF. SCZ were better classified from HC using fronto-temporal-cerebellar ReHo and insulo-tempo-parietal-cerebellar fALFF. In conclusion, we provided evidence of widespread aberrancies of spontaneous activity and local connectivity in SCZ and BD, demonstrating that ReHo features exhibited superior discriminatory power compared to fALFF and achieved higher classification accuracies. Our results support the complementarity of these measures in the classification of SCZ and BD and suggest the potential for multivariate integration to improve diagnostic precision.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"799-812"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11947052/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141445930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultrastructural disturbances in microglia-neuron interactions in the head of the caudate nucleus in schizophrenia. 精神分裂症尾状核头部小胶质细胞-神经元相互作用的超微结构紊乱。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-12-28 DOI: 10.1007/s00406-024-01956-z
Natalya A Uranova, Olga V Vikhreva, Valentina I Rakhmanova
{"title":"Ultrastructural disturbances in microglia-neuron interactions in the head of the caudate nucleus in schizophrenia.","authors":"Natalya A Uranova, Olga V Vikhreva, Valentina I Rakhmanova","doi":"10.1007/s00406-024-01956-z","DOIUrl":"10.1007/s00406-024-01956-z","url":null,"abstract":"<p><p>Previously we found altered microglia-neuron interactions in the prefrontal cortex in schizophrenia. We hypothesized that microglia-neuron interactions may be dysregulated in the caudate nucleus in schizophrenia. A postmortem ultrastructural morphometric study was performed to investigate satellite microglia (SatMg) and adjacent neurons in the head of the caudate nucleus in 21 cases of schizophrenia and 20 healthy controls. We found increased microglial density in young schizophrenia patients compared to elderly controls. Volume density (Vv) and the number (N) of mitochondria were lower and total area of vacuoles of endoplasmic reticulum was higher in SatMg in the schizophrenia group compared to controls. The mitochondrial decline has progressed with age and illness duration. Areas of neuronal somata, nucleus, mitochondria and vacuoles of endoplasmic reticulum were significantly higher in schizophrenia compared to controls. These neuronal parameters were positively correlated with area and Vv of vacuoles of endoplasmic reticulum in SatMg in the schizophrenia group but not in the control group. Besides, area of mitochondria in neurons was negatively correlated with N of mitochondria in SatMg. Vv of lipofuscin granules in neurons was higher in elderly patients compared to young patients and was positively correlated with age, illness duration and Vv of lipofuscin granules in SatMg in the schizophrenia group. The disturbances of SatMg-neuronal interactions may be related to the endoplasmic reticulum stress, alterations and deficit of mitochondria in SatMg due to chronic stress, activation and priming of SatMg followed by neurotoxicity. SatMg may participate in neuronal aging in schizophrenia.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"823-838"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142893098","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Excess mortality and its causes among older adults with schizophrenia versus those with bipolar disorder and major depressive disorder: a 5-year prospective multicenter study. 患有精神分裂症的老年人与患有双相情感障碍和重度抑郁障碍的老年人相比死亡率过高及其原因:一项为期 5 年的前瞻性多中心研究。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-01-31 DOI: 10.1007/s00406-023-01752-1
Nicolas Hoertel, Marina Sánchez-Rico, Sandra Abou Kassm, Benjamin Brami, Mark Olfson, Katayoun Rezaei, Valentin Scheer, Frédéric Limosin
{"title":"Excess mortality and its causes among older adults with schizophrenia versus those with bipolar disorder and major depressive disorder: a 5-year prospective multicenter study.","authors":"Nicolas Hoertel, Marina Sánchez-Rico, Sandra Abou Kassm, Benjamin Brami, Mark Olfson, Katayoun Rezaei, Valentin Scheer, Frédéric Limosin","doi":"10.1007/s00406-023-01752-1","DOIUrl":"10.1007/s00406-023-01752-1","url":null,"abstract":"<p><p>Excess mortality observed in people with schizophrenia may persist in later life. The specific causes of increased mortality observed in older adults with schizophrenia and the potential influence of psychotropic medications remain partly unknown. We compared 5-year mortality and its causes of older adults with schizophrenia to bipolar disorder (BD) or major depressive disorder (MDD). We used a 5-year prospective cohort, including 564 older inpatients and outpatients with schizophrenia, BD or MDD (mean age: 67.9 years, SD = 7.2 years). Causes of death were cardiovascular disorder (CVD) mortality, non-CVD disease-related mortality (e.g., infections), suicide, and unintentional injury. The primary analysis was a multivariable logistic model with inverse probability weighting (IPW) to reduce the effects of confounders, including sociodemographic factors, duration and severity of the disorder, and psychiatric and non-psychiatric comorbidity. Five-year all-cause mortality among older participants with schizophrenia and with BD or MDD were 29.4% (n = 89) and 18.4% (n = 45), respectively. Following adjustments, schizophrenia compared to MDD or BD was significantly associated with increased all-cause mortality (AOR = 1.35; 95%CI = 1.04-1.76; p = 0.024) and cardiovascular mortality (AOR = 1.50; 95%CI = 1.13-1.99; p = 0.005). These associations were significantly reduced among patients taking antidepressants [interaction odds ratio (IOR) = 0.42; 95%CI = 0.22-0.79; p = 0.008 and IOR = 0.39: 95%CI = 0.16-0.94; p = 0.035, respectively]. Schizophrenia was associated with higher mortality compared to BD or MDD. Cardiovascular diseases explained most of this excess mortality. Exploratory analyses suggested that psychotropic medications did not influence this excess mortality, except for antidepressants, which were associated with significantly reduced between-group difference in all-cause and cardiovascular mortality.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"595-605"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139641909","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Memory deficits in children and adolescents with a psychotic disorder: a systematic review and meta-analysis.
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2025-02-04 DOI: 10.1007/s00406-025-01961-w
Pilar de-la-Higuera-Gonzalez, Elisa Rodriguez-Toscano, Patricia Diaz-Carracedo, Maria Juliana Gonzalez-Urrea, Geraldine Padilla-Quiles, Marina Diaz-Marsa, Alejandro de la Torre-Luque
{"title":"Memory deficits in children and adolescents with a psychotic disorder: a systematic review and meta-analysis.","authors":"Pilar de-la-Higuera-Gonzalez, Elisa Rodriguez-Toscano, Patricia Diaz-Carracedo, Maria Juliana Gonzalez-Urrea, Geraldine Padilla-Quiles, Marina Diaz-Marsa, Alejandro de la Torre-Luque","doi":"10.1007/s00406-025-01961-w","DOIUrl":"10.1007/s00406-025-01961-w","url":null,"abstract":"<p><p>Early-onset psychosis (EOP) is a severe disorder which takes place before 18 years. It entails diverse clinical and functional implications, and it may lead to critical impairments in neurocognitive functions. Although deficits in memory are well described in adult populations and they appear to be clinically related with psychosis, impairments in memory in EOP show inconsistencies between studies. This study aimed to gain insight into the relationship between EOP and memory impairments, studying the potential contribution of moderators (storage source and memory content) on the observed memory deficits. This systematic review and meta-analysis was conducted following the PRISMA-2020 guidelines. Search was conducted in English and Spanish in five databases. Case-control studies which met all requirements were selected. Overall effect size was calculated under the random-effects model and Z-based tests were used. Heterogeneity was analysed by the I<sup>2</sup> statistic. Mixed-effects meta-regression analysis was used to study the influence of methodological quality of studies, mean age, proportion of female participants within sample, mean diagnosis, memory storage type, memory content as moderators on individual effect size variability. As a result, 32 articles were finally selected, pooling data from 2636 participants (49.29% EOP participants). Overall effect size was Hedges' g =  - 1.01, CI<sub>95</sub> = [ - 1.35,  - 0.67], p < .01, indicating lower memory performance in the EOP group in comparison to healthy controls. Diagnosis and memory storage were found as significant moderators in the memory performance variance: larger deficits were found in children with psychosis and in working memory tasks.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"715-732"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143188657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Disorganization in individuals at clinical high risk for psychosis: psychopathology and treatment response. 精神病临床高危人群的精神错乱:精神病理学和治疗反应。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-06-25 DOI: 10.1007/s00406-024-01855-3
Arianna Biancalani, Michele Occhionero, Emanuela Leuci, Emanuela Quattrone, Silvia Azzali, Giuseppina Paulillo, Simona Pupo, Pietro Pellegrini, Marco Menchetti, Lorenzo Pelizza
{"title":"Disorganization in individuals at clinical high risk for psychosis: psychopathology and treatment response.","authors":"Arianna Biancalani, Michele Occhionero, Emanuela Leuci, Emanuela Quattrone, Silvia Azzali, Giuseppina Paulillo, Simona Pupo, Pietro Pellegrini, Marco Menchetti, Lorenzo Pelizza","doi":"10.1007/s00406-024-01855-3","DOIUrl":"10.1007/s00406-024-01855-3","url":null,"abstract":"<p><p>Disorganization is a nuclear dimension of psychosis, especially in schizophrenia. Despite its relevant association with poor prognosis and negative outcomes, it is still under-investigated compared to positive and negative symptoms, in particular at the onset of illness. This study explored disorganization in youth at Clinical High Risk for Psychosis (CHR-P) over a 2-year period. A sample of 180 CHR-P participants (50% males; 51.1% with baseline second-generation antipsychotic medication) recruited within a specialized CHR-P service completed the Positive and Negative Syndrome Scale (PANSS) and the Global Assessment of Functioning (GAF) scale. Across the follow-up, we examined key associations of disorganization with other domains of psychopathology, functioning, and treatment response using Spearman's rank correlation coefficients and linear regression analyses. Our results showed a significant longitudinal reduction in disorganization severity levels across the follow-up. This decrease was significantly associated with improvements in negative symptoms and daily functioning, with a shorter duration of untreated psychiatric symptoms, and with baseline equivalent dose of antipsychotic medication. No significant longitudinal associations with other treatment component of the PARMS program were found. Our findings suggest a longitudinal improvement in disorganization dimension in CHR-P individuals, especially in the context of early interventions targeting reduction in the duration of untreated psychiatric symptoms and favoring a prompt antipsychotic therapy.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"921-935"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11947017/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141445931","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mentalizing impairments and hypermentalizing bias in individuals with first-episode schizophrenia-spectrum disorder and at-risk mental state: the differential roles of neurocognition and social anxiety. 首发精神分裂症谱系障碍和高危精神状态患者的意念障碍和过度意念偏差:神经认知和社交焦虑的不同作用。
IF 3.5 3区 医学
European Archives of Psychiatry and Clinical Neuroscience Pub Date : 2025-04-01 Epub Date: 2024-07-03 DOI: 10.1007/s00406-024-01830-y
Harry Kam Hung Tsui, Yingqi Liao, Janet Hsiao, Yi Nam Suen, Eric Wai Ching Yan, Lap-Tak Poon, Man Wah Siu, Christy Lai Ming Hui, Wing Chung Chang, Edwin Ho Ming Lee, Eric Yu Hai Chen, Sherry Kit Wa Chan
{"title":"Mentalizing impairments and hypermentalizing bias in individuals with first-episode schizophrenia-spectrum disorder and at-risk mental state: the differential roles of neurocognition and social anxiety.","authors":"Harry Kam Hung Tsui, Yingqi Liao, Janet Hsiao, Yi Nam Suen, Eric Wai Ching Yan, Lap-Tak Poon, Man Wah Siu, Christy Lai Ming Hui, Wing Chung Chang, Edwin Ho Ming Lee, Eric Yu Hai Chen, Sherry Kit Wa Chan","doi":"10.1007/s00406-024-01830-y","DOIUrl":"10.1007/s00406-024-01830-y","url":null,"abstract":"<p><p>Mentalizing, or theory of mind (ToM), impairments and self-referential hypermentalizing bias are well-evident in schizophrenia. However, findings compared to individuals with at-risk mental states (ARMS) are inconsistent, and investigations into the relationship between social cognitive impairments and social anxiety in the two populations are scarce. This study aimed to examine and compare these deficits in first-episode schizophrenia-spectrum disorder (FES) and ARMS, and to explore potential specific associations with neurocognition and symptomatology. Forty patients with FES, 40 individuals with ARMS, and 40 healthy controls (HC) completed clinical assessments, a battery of neurocognitive tasks, and three social cognitive tasks. The comic strip and hinting tasks were used to measure non-verbal and verbal mentalizing abilities, and the gaze perception task was employed to assess self-referential hypermentalizing bias. FES and ARMS showed comparable mentalizing impairments and self-referential hypermentalizing bias compared to HC. However, only ambiguous self-referential gaze perception (SRGP) bias remained significantly different between three groups after controlling for covariates. Findings suggested that self-referential hypermentalizing bias could be a specific deficit and may be considered a potential behavioral indicator in early-stage and prodromal psychosis. Moreover, working memory and social anxiety were related to the social cognitive impairments in ARMS, whereas higher-order executive functions and positive symptoms were associated with the impairments in FES. The current study indicates the presence of stage-specific mechanisms of mentalizing impairments and self-referential hypermentalizing bias, providing insights into the importance of personalized interventions to improve specific neurocognitive domains, social cognition, and clinical outcomes for FES and ARMS.</p>","PeriodicalId":11822,"journal":{"name":"European Archives of Psychiatry and Clinical Neuroscience","volume":" ","pages":"907-919"},"PeriodicalIF":3.5,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11947045/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141497494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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