Journal of Parkinson's disease最新文献

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Reduced expression of Pss gene in Drosophila cortex glia causes dopaminergic cell death. Pss基因在果蝇皮层胶质细胞中的表达减少导致多巴胺能细胞死亡。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-16 DOI: 10.1177/1877718X251349407
Banya Pak, Chaeeun Kim, Seung-Hae Kwon, Joon-Kyu Lee, Sang-Hak Jeon
{"title":"Reduced expression of <i>Pss</i> gene in <i>Drosophila</i> cortex glia causes dopaminergic cell death.","authors":"Banya Pak, Chaeeun Kim, Seung-Hae Kwon, Joon-Kyu Lee, Sang-Hak Jeon","doi":"10.1177/1877718X251349407","DOIUrl":"https://doi.org/10.1177/1877718X251349407","url":null,"abstract":"<p><p>BackgroundParkinson's disease (PD) is a common neurodegenerative disorder characterized by the progressive loss of dopaminergic neurons. While abnormal protein aggregation has been classically implicated in PD, increasing evidence suggests that lipid dysregulation may also contribute to neuronal vulnerability. Recent studies have begun to link abnormal phosphatidylserine (PS) metabolism to mitochondrial impairment and dopaminergic neuron loss in PD, yet the underlying cellular mechanisms remain poorly defined.ObjectiveThis study aimed to determine how impaired PS synthesis in cortex glia affects mitochondrial function, oxidative stress, and dopaminergic neuron survival, using a <i>Drosophila</i> model of glia-specific <i>Phosphatidylserine synthase</i> (<i>Pss</i>) knockdown.MethodsTo dissect the glial contribution to PS-related neurodegeneration, we employed a <i>Drosophila</i> model in which the <i>Pss</i> gene was selectively knocked down in cortex glia using the GAL4-UAS system. We evaluated PD-like phenotypes by assessing the number of dopaminergic neurons in the PPL1 and PPL2 clusters, as well as locomotor activity and lifespan, following glia-specific knockdown of <i>Pss</i> gene.ResultsCortex glia-specific knockdown of <i>Pss</i> impaired locomotion and reduced lifespan in flies, indicating a systemic decline in neuronal and mitochondrial function. <i>Pss</i> knockdown reduced <i>mitochondrial transcription factor A</i> (<i>Tfam</i>) expression, disrupted mitochondrial gene expression, and elevated ROS levels. Western blot analysis also revealed reduced AKT phosphorylation without changes in total AKT. These results ultimately lead to loss of dopaminergic neurons.ConclusionsThese findings establish a mechanistic link among abnormal PS metabolism, impaired AKT signaling, mitochondrial dysfunction, and dopaminergic neuron loss. Our study provides novel evidence that glia-driven abnormalities in PS metabolism may cause PD-like neurodegeneration, offering mechanistic insights and potential therapeutic targets.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"1877718X251349407"},"PeriodicalIF":4.0,"publicationDate":"2025-06-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144302387","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
Twenty-five-year experience with apomorphine pump in Parkinson's disease: A real-life long-term retrospective tolerance study. 阿波啡泵治疗帕金森病25年的经验:一项真实的长期回顾性耐受性研究。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-16 DOI: 10.1177/1877718X251344896
Sina R Potel, Maria Chondrogiorgi, Andrea Gozzi, Sandrine Correia, Anna Castrioto, Sara Meoni, Pierre Pelissier, Emmanuelle Schmitt, Valérie Fraix, Elena Moro
{"title":"Twenty-five-year experience with apomorphine pump in Parkinson's disease: A real-life long-term retrospective tolerance study.","authors":"Sina R Potel, Maria Chondrogiorgi, Andrea Gozzi, Sandrine Correia, Anna Castrioto, Sara Meoni, Pierre Pelissier, Emmanuelle Schmitt, Valérie Fraix, Elena Moro","doi":"10.1177/1877718X251344896","DOIUrl":"https://doi.org/10.1177/1877718X251344896","url":null,"abstract":"<p><p>BackgroundContinuous subcutaneous apomorphine infusion (CSAI) is a standard of care treatment in advanced Parkinson's disease (PD) to treat motor fluctuations. However, literature about its long-term data is scarce.ObjectiveThe aim of this study was to report about CSAI tolerance and discontinuation predictors in a large monocentric cohort.MethodsConsecutive PD patients who had CSAI were included. CSAI duration, discontinuation rates at 3, 12, 24, 36, 48, and 60 months, demographic data, MDS-UPDRS motor score, adverse events (AEs), discontinuation reasons and predictive factors were analyzed with logistic regression.ResultsA total of 208 patients were included from 1999 to 2023 (51% male; age: 67.4 ± 8.3 years; PD duration: 11.2 ± 5.0 years). In the overall group, CSAI duration was 25.0 ± 32.9 months (median: 13.0, range: 0.1-260.0). Ninety-five patients (45.7%) discontinued CSAI after 12.7 ± 15.3 months (median: 8.0). Main discontinuation causes were switching to deep brain stimulation (44.2%) and low efficacy (15.8%). Sixty% of discontinuations occurred within the first year. CSAI duration was the only significant difference between ongoing CSAI (116) and discontinued patients (35.4 ± 39.7 vs. 11.1 ± 18.4 months; <i>p</i> < 0.001), after excluding 42 CSAI-to-DBS. About 79.8% patients had AEs, mainly hallucinations (41.3%) and nodules (24.0%). The best discontinuation predictors were CSAI duration and baseline <i>off</i> medication MDS-UPDRS motor score.ConclusionsThese results may help clinicians better select patients, anticipate and manage AEs, and predict CSAI discontinuation.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"1877718X251344896"},"PeriodicalIF":4.0,"publicationDate":"2025-06-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144302388","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
Tackling gender in progressive supranuclear palsy: Male patients present more apathy. 进行性核上性麻痹的性别分析:男性患者表现出更多的冷漠。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-04 DOI: 10.1177/1877718X251343094
Lan Ye, Stephan Greten, Ida Wilkens, Florian Wegner, Lea Krey, Matthias Höllerhage, Monika Pötter-Nerger, Molly Zeitzschel, Keno Hagena, Jan Kassubek, Patrick Süß, Jürgen Winkler, Daniela Berg, Steffen Paschen, Lars Tönges, Doreen Gruber, Florin Gandor, Wolfgang H Jost, Andrea A Kühn, Inga Claus, Tobias Warnecke, David J Pedrosa, Carsten Eggers, Claudia Trenkwalder, Joseph Classen, Johannes Schwarz, Alfons Schnitzler, Günter U Höglinger, Martin Klietz
{"title":"Tackling gender in progressive supranuclear palsy: Male patients present more apathy.","authors":"Lan Ye, Stephan Greten, Ida Wilkens, Florian Wegner, Lea Krey, Matthias Höllerhage, Monika Pötter-Nerger, Molly Zeitzschel, Keno Hagena, Jan Kassubek, Patrick Süß, Jürgen Winkler, Daniela Berg, Steffen Paschen, Lars Tönges, Doreen Gruber, Florin Gandor, Wolfgang H Jost, Andrea A Kühn, Inga Claus, Tobias Warnecke, David J Pedrosa, Carsten Eggers, Claudia Trenkwalder, Joseph Classen, Johannes Schwarz, Alfons Schnitzler, Günter U Höglinger, Martin Klietz","doi":"10.1177/1877718X251343094","DOIUrl":"https://doi.org/10.1177/1877718X251343094","url":null,"abstract":"<p><p>Gender differences in progressive supranuclear palsy (PSP) may become relevant for clinical trials, treatment decisions and patient counseling. To study gender associated differences we conducted a retrospective data analysis of 191 male and 157 female PSP patients from a large multicenter observational cohort in Germany. While no differences in motor skills, disease severity, daily living abilities, global cognitive status and depressive symptoms were observed between genders, male patients showed significantly higher apathy scores, a finding also noted in other neurological diseases. In this study, apart from male patients exhibiting higher levels of apathy, no significant disease-specific gender differences were observed in PSP patients.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"1877718X251343094"},"PeriodicalIF":4.0,"publicationDate":"2025-06-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144216154","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
Intestinal biomarkers, microbiota composition, and genetic predisposition to inflammatory bowel disease as predictors of Parkinson's disease manifestation. 肠道生物标志物、微生物群组成和炎症性肠病的遗传易感性作为帕金森病表现的预测因子。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-07 DOI: 10.1177/1877718X251328567
Zhi Chai, Yuxia Ouyang, Anketse Debebe, Mellissa Picker, Won-Jun Lee, Seth Fenton, Anouck Becker-Dorison, Kerstin Augustin-Emmerichs, Andreas Schwiertz, Susanne N Weber, Frank Lammert, Jianzhong Hu, Gang Fang, Marcus M Unger, Inga Peter
{"title":"Intestinal biomarkers, microbiota composition, and genetic predisposition to inflammatory bowel disease as predictors of Parkinson's disease manifestation.","authors":"Zhi Chai, Yuxia Ouyang, Anketse Debebe, Mellissa Picker, Won-Jun Lee, Seth Fenton, Anouck Becker-Dorison, Kerstin Augustin-Emmerichs, Andreas Schwiertz, Susanne N Weber, Frank Lammert, Jianzhong Hu, Gang Fang, Marcus M Unger, Inga Peter","doi":"10.1177/1877718X251328567","DOIUrl":"10.1177/1877718X251328567","url":null,"abstract":"<p><p>BackgroundParkinson's disease (PD) is often accompanied by gastrointestinal symptoms. While elevated inflammatory biomarkers have been reported in PD patients compared to controls, the role of intestinal dysmotility and inflammation in disease manifestation is not fully understood.ObjectiveThis study sought to determine if fecal biomarkers and genetic predisposition to intestinal inflammation could help identify PD subtypes for future targeted therapies.MethodsThe association of disease activity, assessed through United Parkinson's disease Rating Scale (UPDRS) and Non-Motor Symptoms Questionnaire (NMSQ), with constipation severity, fecal calprotectin and six short-chain fatty acid (SCFA) levels, polygenic risk scores (PRS) for inflammatory bowel disease (IBD) and PD, and microbiota diversity were investigated in 95 participants with established PD using regression analyses. Unsupervised k-means clustering was applied to stratify PD patients based on inflammatory biomarkers.ResultsHaving constipation was linked to worse mentation (UPDRSI, adj.<i>p</i> = 0.03) and more limited daily living activities (UPDRSII, adj.<i>p</i> = 0.03), with symptom severity linearly associated with higher disease activity (UPDRSI, adj.<i>p</i> = 0.002; NMSQ-total, adj.<i>p</i> = 0.02). Fecal calprotectin was elevated in those with constipation (<i>p</i> = 0.02) and associated with longer disease duration irrespective of the age (adj.<i>p</i> = 0.02). Cluster analysis demonstrated that PD patients with a higher non-motor symptom UPDRSII score were more likely to have more severe constipation, lower fecal SCFA levels, lower bacterial diversity, and higher PRS-CD and PRS-IBD.ConclusionsGut dysmotility, along with pro-inflammatory intestinal profiles, and greater genetic predisposition to IBD were observed in PD patients with worse non-motor symptoms. Monitoring intestinal biomarkers may help identify PD patients for targeted interventions.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"766-779"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143999007","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
Early thinking palliative care for people with Parkinson's disease: A thematic synthesis based on a systematic mixed-methods review. 帕金森病患者的早期思考姑息治疗:基于系统混合方法综述的主题综合。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-04 DOI: 10.1177/1877718X251321110
Michela Garon, Christiane Weck, Valentina Leta, Bauke W Dijkstra, Catharina Muente, Giovanni Gentile, Dhaval Trivedi, Marieke M Groot, Stefan Lorenzl, Per Odin, Spyridon Konitsiotis, David J Pedrosa, Dimitrios I Fotiadis, Marjan J Meinders, Bastiaan R Bloem, Anette E Schrag, Laura Grover, Pille Taba, K Ray Chaudhuri, Angelo Antonini, Piret Paal
{"title":"Early thinking palliative care for people with Parkinson's disease: A thematic synthesis based on a systematic mixed-methods review.","authors":"Michela Garon, Christiane Weck, Valentina Leta, Bauke W Dijkstra, Catharina Muente, Giovanni Gentile, Dhaval Trivedi, Marieke M Groot, Stefan Lorenzl, Per Odin, Spyridon Konitsiotis, David J Pedrosa, Dimitrios I Fotiadis, Marjan J Meinders, Bastiaan R Bloem, Anette E Schrag, Laura Grover, Pille Taba, K Ray Chaudhuri, Angelo Antonini, Piret Paal","doi":"10.1177/1877718X251321110","DOIUrl":"10.1177/1877718X251321110","url":null,"abstract":"<p><p>BackgroundParkinson's disease is a progressive neurodegenerative disorder. Awareness and the evidence supporting the merits of palliative care (PC) approaches to people with Parkinson's disease (PwP) are increasing.ObjectiveThis review aimed to address four key questions related to PC for PwPs and their caregivers: i) What are the indicators for timely access to PC? ii) When should PC be introduced? iii) What are the current care models for providing PC? iv) What are the barriers and facilitators at the organizational level?MethodsA systematic literature search was conducted in PubMed, CINAHL, Cochrane, EMBASE, and MEDLINE (2006-2024). Six reviewers independently screened abstracts and full texts, and thematic synthesis was applied to develop analytical themes. Reporting followed PRISMA guidelines.ResultsOut of 894 studies, 70 were included. PwPs were infrequently referred to PC services, and while several referral criteria were identified, no consensus emerged. Barriers to accessing PC included insufficient information, inadequate education, difficulties determining referral timing, limited home-based care options, inconsistent provider support, and disparities linked to socioeconomic and cultural factors. Facilitators included improved care coordination and education for PwPs, caregivers, and healthcare providers. Effective PC models were identified, including home-based, hospital-based, and community-based approaches, which improved quality of life and reduced healthcare costs.ConclusionsEstablishing consensus on referral timing and criteria is essential for integrating PC into Parkinson's disease care. Overcoming barriers requires enhanced education, better care coordination, and targeted interventions to address disparities, ensuring comprehensive, patient-centred care for PwPs and their caregivers.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"710-758"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144022918","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
Visual hallucinations in Parkinson's disease are associated with deficits in social perception. 帕金森病的视幻觉与社会知觉缺陷有关。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-04 DOI: 10.1177/1877718X251336196
Louis Albert, Neza Vehar, Jevita Potheegadoo, Fosco Bernasconi, Olaf Blanke
{"title":"Visual hallucinations in Parkinson's disease are associated with deficits in social perception.","authors":"Louis Albert, Neza Vehar, Jevita Potheegadoo, Fosco Bernasconi, Olaf Blanke","doi":"10.1177/1877718X251336196","DOIUrl":"10.1177/1877718X251336196","url":null,"abstract":"<p><p>BackgroundMost structured visual hallucinations (VH) in Parkinson's disease (PD) involve animate-social objects, yet current theories fail to account for the prominent social component of VH in PD.ObjectiveTo study social perception in PD patients with VH in a behavioral task and its relationship with social traits such as perceived social isolation and anthropomorphism (tendency to ascribe human-like characteristics to non-human stimuli).MethodsIn this online web-based study, 28 PD with visual hallucinations (PD-VH), 55 PD patients without hallucinations (PD-nH), and 45 age-matched healthy controls (HC) performed a visual social task (human numerosity estimation), a control task, and filled an anthropomorphism and a loneliness questionnaire.ResultsOur data reveal a deficit in social visual perception characterized by a larger overestimation bias in human numerosity estimation in PD-VH versus control PD-nH and HC. Moreover, PD-VH had higher social traits of anthropomorphism and loneliness versus control PD-nH and HC and the overestimation bias was absent for non-human control stimuli.ConclusionsThese data describe a stronger social visual deficit and higher social traits in PD patients with VH, suggesting that neurodegenerative changes in PD-VH predominantly affect structures involved in social visual perception.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"892-903"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144026617","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
Anxiety-related attentional characteristics and their relation to freezing of gait in people with Parkinson's: Cross-validation of the Adapted Gait Specific Attentional Profile (G-SAP). 帕金森患者焦虑相关的注意特征及其与步态冻结的关系:适应性步态特异性注意谱(G-SAP)的交叉验证
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-20 DOI: 10.1177/1877718X251326266
Uri Rosenblum, Adam J Cocks, Meriel Norris, Elmar Kal, William R Young
{"title":"Anxiety-related attentional characteristics and their relation to freezing of gait in people with Parkinson's: Cross-validation of the Adapted Gait Specific Attentional Profile (G-SAP).","authors":"Uri Rosenblum, Adam J Cocks, Meriel Norris, Elmar Kal, William R Young","doi":"10.1177/1877718X251326266","DOIUrl":"10.1177/1877718X251326266","url":null,"abstract":"<p><p>BackgroundAnxiety often exacerbates freezing of gait (FOG) in people with Parkinson's (PwP). Anxiety-related attentional processes and associated processing inefficiencies, like conscious movement processing (CMP) and ruminations, can substantially impact movement control. However, their impact on FOG remains largely unexplored.ObjectiveTo validate an adapted 10-item (1-5 Likert scale) Gait-Specific Attentional Profile (G-SAP) in PwP and assess if adapted G-SAP-subscales (Physiological Arousal, CMP, Rumination, and Processing Inefficiencies) are associated with self-reported FOG frequency.MethodsWe recruited 440 PwP (M<sub>age</sub> = 65.5 ± 8.7; 5.8 ± 5.0 years since diagnosis) across the UK. Participants completed the adapted G-SAP and questionnaires on demographics, medical background, and FOG frequency. We assessed adapted G-SAP's internal consistency, structural validity, and subscale scores associations with FOG frequency.ResultsThe adapted G-SAP showed acceptable internal consistency (α≥0.66) and acceptable/good model fit (comparative fit index = 0.976). Physiological Arousal and CMP subscale scores presented weaker correlations for PwP with FOG (PwP + FOG, r = 0.52) compared to PwP without FOG (PwP-FOG, r = 0.77; p = 0.006). Higher Rumination (OR: 1.323, 95%CI: [1.214-1.440]) and Physiological Arousal (OR: 1.195, 95%CI:[1.037-1.377]) were significantly associated with higher FOG frequency, controlling for age, time since diagnosis and balance/gait problems.ConclusionsThe adapted G-SAP is reliable and convenient to measure and identify potentially maladaptive anxiety-related attentional processes that may impact FOG. Results suggest that PwP who experience more worrisome thoughts and greater physiological arousal in daily life are likelier to freeze. Compared to PwP-FOG, for PwP + FOG high physiological arousal was associated with reduced goal-directed focus of attention. Future research will determine if this is a causal risk factor.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"829-842"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144102134","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
Effects of theta burst stimulation on the Parkinsonian gait disorder and cortical gait-network activity. 波爆发刺激对帕金森步态障碍和皮质步态网络活动的影响。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-18 DOI: 10.1177/1877718X251320941
Janina Dutke, Jonas Gehlenborg, Miriam Heise, Wolfgang Hamel, Christian Gerloff, Götz Thomalla, Tim Magnus, Andreas K Engel, Christian Ke Moll, Alessandro Gulberti, Monika Pötter-Nerger
{"title":"Effects of theta burst stimulation on the Parkinsonian gait disorder and cortical gait-network activity.","authors":"Janina Dutke, Jonas Gehlenborg, Miriam Heise, Wolfgang Hamel, Christian Gerloff, Götz Thomalla, Tim Magnus, Andreas K Engel, Christian Ke Moll, Alessandro Gulberti, Monika Pötter-Nerger","doi":"10.1177/1877718X251320941","DOIUrl":"10.1177/1877718X251320941","url":null,"abstract":"<p><p>BackgroundThe Parkinsonian gait disorder and freezing of gait (FoG) are challenging symptoms of Parkinson's disease (PD).ObjectiveTo assess the effect of subthalamic theta burst deep brain stimulation (TBS-DBS) on the Parkinsonian gait performance in real-world conditions and cortical activity indexed by mobile EEG.MethodsIn this monocentric, randomised, double-blind, short-term study, 12 age-matched controls (11 male, age 59 ± 8 years) and 15 PD participants (14 male, age 62 ± 9 years, disease duration 15 ± 6 years) with subthalamic stimulation (76 ± 39 months) were assessed with clinical scores (FoG-Course, MDS-UPDRS) and a standardized gait course simulating everyday life situations. Three DBS algorithms were applied in a randomized order with intertrial waiting periods of 30 min: (1) OFF-DBS; (2) cDBS; (3) TBS-DBS (interburst frequency 5 Hz, intraburst frequency 200 Hz) with regular medication. During the standardized gait course a mobile, 24-channel EEG system and 6 wearable axial kinematic sensors were used.ResultsThe primary outcome, the relative change of FoG-Course by DBS, was not superior with TBS-DBS compared to cDBS in the entire sample. Seven of fifteen PD participants rated subjectively TBS-DBS equal or better than cDBS (\"TBS-preference group\"). EEG recordings revealed movement-induced alpha and beta suppression in premotor and motor cortex in both cDBS and TBS-DBS conditions in PD with slightly different patterns between the DBS modes.ConclusionsIn this pilot trial, TBS-DBS showed benefits in the subjective perception of gait in a subgroup of PD patients accompanied by specific cortical network changes. TBS-DBS merits further investigation in future larger cohort studies with longer observation periods.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"843-857"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144094047","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
Mild cognitive impairment is not predictive of dementia up to 15 years after subthalamic deep brain stimulation in Parkinson's disease. 轻度认知障碍并不能预测帕金森病患者在丘脑下深部脑刺激后15年内是否会发生痴呆。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-20 DOI: 10.1177/1877718X251334049
Sine Fjeldhøj, Birgitte Liang Chen Thomsen, Palle Møller Pedersen, Steen Rusborg Jensen, Anders Clausen, Merete Karlsborg, Bo Jespersen, Ove Ketil Bergdal, Annemette Løkkegaard
{"title":"Mild cognitive impairment is not predictive of dementia up to 15 years after subthalamic deep brain stimulation in Parkinson's disease.","authors":"Sine Fjeldhøj, Birgitte Liang Chen Thomsen, Palle Møller Pedersen, Steen Rusborg Jensen, Anders Clausen, Merete Karlsborg, Bo Jespersen, Ove Ketil Bergdal, Annemette Løkkegaard","doi":"10.1177/1877718X251334049","DOIUrl":"10.1177/1877718X251334049","url":null,"abstract":"<p><p>BackgroundCognitive impairment and dementia are common findings in patients with Parkinson's disease (PD). However, the long-term effects of subthalamic deep brain stimulation (STN-DBS) on cognition remain unclear.ObjectiveWe report short- and long-term effects of STN-DBS on cognition in PD.MethodsWe analyzed neuropsychological data before STN-DBS surgery, 3-month post-surgery, 1-year post-surgery and in a long-term follow-up (8-15 years post-surgery) to examine the effects of STN-DBS on cognition.Results81 patients with a mean disease duration of 13.0 years were examined before surgery. 50.6% were identified with mild cognitive impairment (MCI), having a mean disease duration of 14.2 years. Pre-surgical PD-MCI was not associated with clinically diagnosed dementia (PD-D) before death or before long-term follow-up (OR 0.8, 95% CI 0.3-2.2, p = 0.714), but disease duration at the time of surgery was associated with development of PD-D (OR 1.2, 95% CI 1.1-1.3, p = 0.005). Verbal fluency declined significantly 3 months after surgery, while other domains remained unaffected. In neuropsychological testing at long-term follow-up (N = 29), global cognitive impairment or dementia was found in 19 patients. The presence of depressive symptoms before surgery was associated to PD-D at long-term follow-up. Death before long-term follow-up was more common in patients with pre-surgical MCI than in patients with normal cognition.ConclusionsInfluence on cognition was described in a short- and long-term follow-up study up to 15 years after STN-DBS surgery in PD. Disease duration, but not pre-surgical MCI was associated with development of dementia. Impaired verbal fluency was observed both in a short- and long-term follow-up.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"879-891"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144102143","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
Sex-specific progression of Parkinson's disease: A longitudinal mixed-models analysis. 帕金森病的性别特异性进展:纵向混合模型分析。
IF 4 3区 医学
Journal of Parkinson's disease Pub Date : 2025-06-01 Epub Date: 2025-05-19 DOI: 10.1177/1877718X251339201
Anne-Marie Hanff, Christopher McCrum, Armin Rauschenberger, Gloria A Aguayo, Claire Pauly, Sonja R Jónsdóttir, Olena Tsurkalenko, Maurice P Zeegers, Anja K Leist, Rejko Krüger
{"title":"Sex-specific progression of Parkinson's disease: A longitudinal mixed-models analysis.","authors":"Anne-Marie Hanff, Christopher McCrum, Armin Rauschenberger, Gloria A Aguayo, Claire Pauly, Sonja R Jónsdóttir, Olena Tsurkalenko, Maurice P Zeegers, Anja K Leist, Rejko Krüger","doi":"10.1177/1877718X251339201","DOIUrl":"10.1177/1877718X251339201","url":null,"abstract":"<p><p>BackgroundDespite its relevance, the clinical progression of motor- and non-motor symptoms associated with Parkinson's disease (PD) is poorly described and understood, particularly in relation to sex-specific differences in clinical progression.ObjectiveIdentification of differential aspects in disease progression in men and women with PD.MethodsLinear mixed-model analyses of 802 people with typical PD from the Luxembourg Parkinson's study's prospective cohort (median time of follow-up = three years). We estimated the effect of time and its moderation by sex (alpha ≤ 0.05), including confidence intervals, for the following outcomes: MDS-UPDRS I-IV, Starkstein Apathy Scale, Beck Depression Inventory, Montreal Cognitive Assessment (MoCA), Sniffin' sticks, bodily discomfort, rapid eye movement sleep behavior disorder questionnaire, PD Sleep Scale (PDSS), Munich Dysphagia Test-PD, Functional Mobility Composite Score, and the MDS-based tremor and postural instability and gait disturbances scale. In addition, the marginal means illustrated the symptoms' trajectories in men and women. Men and women had similar age.ResultsOverall, we observed a slower progression (interaction effect) in women compared to men, especially for MoCA (-0.159, 95%CI [-0.272, -0.046], p = 0.006), PDSS (-0.716, 95%CI [-1.229, -0.203], p = 0.006), PIGD (0.133, 95%CI [0.025 0.241], p = 0.016), and MDS-UPDRS II (0.346, 95%CI [0.120, 0.572], p = 0.003). The finding for MDS-UPDRS II was significant (FWER of 5%) after adjustment for multiple comparisons (Bonferroni-Holm).ConclusionsNext to the further exploration of sex-specific progression, interventions, proactive monitoring and communication strategies tailored to the symptoms progression and needs of men and women need to be developed.</p>","PeriodicalId":16660,"journal":{"name":"Journal of Parkinson's disease","volume":" ","pages":"805-818"},"PeriodicalIF":4.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144102188","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
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