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Seizure risk prediction using machine learning following glioma resection surgery in seizure-naïve patients 神经胶质瘤切除手术后机器学习癫痫发作风险预测seizure-naïve患者
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-28 DOI: 10.1016/j.jocn.2026.111869
Hua Yang , Hao Wen , Jiadan Ye , Li Yang , Zhigang Zhao

Background:

Despite the ongoing controversy around the prophylactic use of antiseizure medications (ASMs) in seizure-naïve patients undergoing brain tumor surgery, this practice has persisted for years. This study aims to develop and validate a machine-learning framework for stratifying postoperative seizure risk.

Methods:

Demographic, tumor topographic, surgery-related details, and biomarkers were collected from a retrospective study involving patients undergoing glioma resection. The dataset was split in a stratified manner into an 80/20 ratio for training and testing purposes. Machine learning (ML) models, including random forest (RF), XGBoost, gradient boosting decision tree (GBDT), multi-layer perceptron (MLP), bootstrap-aggregation ensemble classifier with decision tree classifier (Bagging), and logistic regression (LR), were developed and evaluated. The SHAP method was applied to interpret the attribution values of the top features.

Results:

Among the 786 eligible patients, with a median age of 42.0 years (interquartile range [IQR] = 25.3-54.0), 154 (19.6%) experienced postoperative seizures. The multi-layer perceptron model demonstrated the best predictive performance, incorporating demographic, topographic, surgery-related, and biomarker variables (Test: AUC: 0.74, Accuracy: 0.70, Sensitivity: 0.56, Specificity: 0.73). Notably, a simpler model relying solely on demographic and topographic features also yielded comparable performance.

Conclusions:

This study underscores the effectiveness of the multi-layer perceptron model, which integrates demographic, topographic, surgery-related, and biomarker variables. This integration successfully developed a personalized prediction model for postoperative seizure risk. Such a model holds the potential to aid physicians in optimizing postoperative management, particularly in guiding decisions regarding the duration and discontinuation of prophylactic antiseizure medications.
背景:尽管对seizure-naïve脑肿瘤手术患者预防性使用抗癫痫药物(asm)存在争议,但这种做法已持续多年。本研究旨在开发和验证一种用于分层术后癫痫发作风险的机器学习框架。方法:从一项涉及胶质瘤切除术患者的回顾性研究中收集人口统计学、肿瘤地形图、手术相关细节和生物标志物。为了训练和测试的目的,数据集以分层的方式分成80/20的比例。开发并评估了机器学习(ML)模型,包括随机森林(RF)、XGBoost、梯度增强决策树(GBDT)、多层感知器(MLP)、带决策树分类器的自举聚合集成分类器(Bagging)和逻辑回归(LR)。采用SHAP方法对top feature的属性值进行解释。结果:786例符合条件的患者中位年龄为42.0岁(四分位数间距[IQR] = 25.3-54.0), 154例(19.6%)出现术后癫痫发作。多层感知器模型结合了人口统计学、地形、手术相关和生物标志物变量,显示出最佳的预测性能(检验:AUC: 0.74,准确性:0.70,灵敏度:0.56,特异性:0.73)。值得注意的是,一个简单的仅依赖于人口和地形特征的模型也产生了类似的性能。结论:本研究强调了多层感知器模型的有效性,该模型集成了人口统计、地形、手术相关和生物标志物变量。这种整合成功地开发了一种个性化的术后癫痫发作风险预测模型。这种模型具有帮助医生优化术后管理的潜力,特别是在指导有关预防性抗癫痫药物持续时间和停药的决策方面。
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引用次数: 0
Longitudinal effects of dimethyl fumarate on patient-reported outcome measures in multiple sclerosis: treatment satisfaction, quality of life, depressive symptoms, sleep, and work productivity 富马酸二甲酯对多发性硬化症患者报告的预后指标的纵向影响:治疗满意度、生活质量、抑郁症状、睡眠和工作效率
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-28 DOI: 10.1016/j.jocn.2026.111877
Roya Abolfazli , Mohammad Ali Sahraian , Vahid Shaygannejad , Fereshteh Ashtari , Sareh Shahmohammadi , Maryam Poursadeghfard , Seyed Mohammad Baghbanian , Nastaran Majdinasab , Mohammad Ali Nahayati , Samaneh Hosseini , Javad Yousefi Azarfam , Samira Navardi , Hamid Reza Torabi , Hormoz Ayromlou , Morteza Saeidi , Mahnaz Talebi , Alireza Nikseresht , Zahra Niknam , Amirreza Azimi , Behnaz Sedighi , Sara Samadzadeh
<div><h3>Background</h3><div>Oral therapies for relapsing–remitting multiple sclerosis (RRMS) may enhance treatment satisfaction and quality of life. Patient-reported outcome measures (PROMs) provide structured insight into treatment effectiveness and disease impact beyond clinician-reported scales.</div></div><div><h3>Objective</h3><div>To assess treatment satisfaction and other PROMs in RRMS patients initiating dimethyl fumarate (DMF), either treatment-naïve or switching from injectable therapies.</div></div><div><h3>Methods</h3><div>PROFIT was a 12-month, multicenter, phase 4, open-label, single-arm observational study conducted in Iran. Patients received DMF with a slow-dose titration regimen to mitigate gastrointestinal adverse effects. The primary endpoint was the change in treatment satisfaction, assessed by the Treatment Satisfaction Questionnaire for Medication (TSQM-14), from baseline to month 12 among previously treated patients. Key secondary endpoints included changes in additional PROMs, including health-related quality of life (HRQoL), depressive symptoms, sleep quality, and work productivity. Patient-reported outcomes were assessed using the EuroQol-5D-3L (EQ-5D-3L), Beck Depression Inventory–Fast Screen (BDI-7), Pittsburgh Sleep Quality Index (PSQI), and Work Productivity and Activity Impairment–Multiple Sclerosis (WPAI-MS) at baseline, 6 months, and 12 months. Adverse events were monitored monthly, with safety evaluated as a secondary outcome.</div></div><div><h3>Results</h3><div>Of 645 patients (72.3 % female; mean age 34.0 years), 473 (73.3 %) completed the 12-month follow-up, while 172 (26.7 %) discontinued treatment. The primary endpoint, change in treatment satisfaction (TSQM-14) among previously treated patients, showed significant improvement across all domains: effectiveness (+13.01), side effects (+7.76), convenience (+35.21), and global satisfaction (+15.75) (all p < 0.001). Secondary endpoints also demonstrated favorable changes, including EQ-5D-3L utility (+0.07), EQ-5D Visual Analogue Scale (VAS) (+3.86), PSQI (–1.62), WPAI absenteeism (–7.55 %), and BDI-7 (–0.11) (all p < 0.001). Treatment discontinuations (26.7 %) were primarily due to gastrointestinal adverse events (n = 45, 26.0 %), followed by physician decision (n = 34, 20.0 %), disease progression (n = 26, 15.0 %), patient preference (n = 19, 11.0 %), pregnancy (n = 14, 8.0 %), elevated liver enzymes (n = 13, 7.0 %), and other causes (n = 21, 12.0 %). Adverse events declined over time, confirming a favorable and manageable safety profile.</div></div><div><h3>Conclusion</h3><div>DMF was associated with improvements in treatment satisfaction, quality of life, sleep quality, work productivity, and depressive symptoms in both treatment-naïve and previously treated RRMS patients, with high adherence and manageable side effects. These findings provide real-world evidence from an Iranian RRMS cohort, supporting DMF as a well-tolerated, patient-centered option
背景:经口治疗复发缓解型多发性硬化症(RRMS)可提高治疗满意度和生活质量。患者报告的结果测量(PROMs)提供了结构化的洞察治疗效果和疾病影响超出临床报告的尺度。目的评估开始使用富马酸二甲酯(DMF) treatment-naïve或从注射治疗切换的RRMS患者的治疗满意度和其他PROMs。方法profit是一项在伊朗进行的为期12个月、多中心、4期、开放标签、单臂观察性研究。患者接受DMF慢剂量滴定方案,以减轻胃肠道不良反应。主要终点是治疗满意度的变化,通过药物治疗满意度问卷(TSQM-14)评估,从基线到12个月之前接受治疗的患者。关键次要终点包括额外prom的变化,包括健康相关生活质量(HRQoL)、抑郁症状、睡眠质量和工作效率。在基线、6个月和12个月时,采用EuroQol-5D-3L (EQ-5D-3L)、贝克抑郁量表快速筛查(BDI-7)、匹兹堡睡眠质量指数(PSQI)和工作效率和活动障碍-多发性硬化症(WPAI-MS)对患者报告的结果进行评估。不良事件每月监测一次,安全性评估作为次要结果。结果645例患者(72.3%为女性,平均年龄34.0岁)中,473例(73.3%)完成了12个月的随访,172例(26.7%)停止治疗。主要终点,既往治疗患者的治疗满意度变化(TSQM-14)在所有领域均显示出显著改善:有效性(+13.01),副作用(+7.76),方便性(+35.21)和总体满意度(+15.75)(均p <; 0.001)。次要终点也显示出有利的变化,包括EQ-5D- 3l效用(+0.07)、EQ-5D视觉模拟量表(VAS)(+3.86)、PSQI(-1.62)、WPAI缺勤(- 7.55%)和BDI-7(-0.11)(均p <; 0.001)。中断治疗(26.7%)主要是由于胃肠道不良事件(n = 45, 26.0%),其次是医生决定(n = 34, 20.0%)、疾病进展(n = 26, 15.0%)、患者偏好(n = 19, 11.0%)、妊娠(n = 14, 8.0%)、肝酶升高(n = 13, 7.0%)和其他原因(n = 21, 12.0%)。不良事件随着时间的推移而减少,证实了有利和可控的安全性。结论dmf与treatment-naïve和先前治疗过的RRMS患者的治疗满意度、生活质量、睡眠质量、工作效率和抑郁症状的改善有关,并且具有高依从性和可控的副作用。这些发现提供了来自伊朗RRMS队列的真实证据,支持DMF作为一种耐受性良好、以患者为中心的选择,在常规临床条件下观察到多方面的益处。
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引用次数: 0
Comparative safety and health service utilization for gabapentin versus non-steroidal anti-inflammatory drugs for cervical radiculopathy: A retrospective cohort study of academic centers 加巴喷丁与非甾体抗炎药治疗颈椎神经根病的安全性和卫生服务利用率比较:一项学术中心的回顾性队列研究
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-28 DOI: 10.1016/j.jocn.2026.111896
Anthony N. Baumann , Robert J. Trager , Dalton McGlamery , Shahabeddin Yazdanpanah , Keegan T. Conry , Gordon Preston , Jacob C. Hoffmann

Background

Off-label use of gabapentin for neuropathic pain conditions such as cervical radiculopathy (CR) remains controversial due to limited evidence of benefit and safety concerns (e.g., opioid co-prescription, adverse drug events [ADEs], dizziness, and hospitalization risk), necessitating further research. This study explores safety risks and health service utilization in adults with newly diagnosed CR, comparing gabapentin to nonsteroidal anti-inflammatory drugs (NSAIDs) to inform clinical practice.

Methods

This retrospective propensity-matched cohort study using the TriNetX database included opioid-naïve adults (≥18 years) with newly-diagnosed CR without history of spinal surgery, spinal neoplasms, myelopathy, opioid-use disorder or cervical injection. Patients were divided into gabapentin or NSAID cohorts based on prescription at CR diagnosis, and matched for demographics, prescriptions, and comorbidities. Outcomes included incidence and risk ratios (RRs) of safety and health service utilization markers assessed through one year. Significance was evaluated at P < 0.0036 (Bonferroni-corrected).

Results

After matching, there were 23,379 patients (mean age: 53 years; 57% female) per cohort. About 14% of patients per cohort were co-prescribed opioids at CR diagnosis. Compared to the NSAID cohort, the gabapentin cohort had a statistically significant (P < 0.0036) increased risk of posterior cervical fusion (RR: 3.23), opioid-related disorder (RR: 2.87), cervical corticosteroid injection (RR: 2.52), opioid-related ADEs (RR: 2.32), anterior cervical discectomy and fusion (RR: 2.10), acute respiratory failure (RR: 1.80), cervical spine magnetic resonance imaging (RR: 1.43), inpatient visits (RR: 1.38), oral opioid prescription (RR: 1.34), and cervical spine radiographic imaging (RR: 1.21). Risk of dizziness, falls, somnolence, and emergency department visits was not significantly increased (P > 0.0036).

Conclusion

Gabapentin prescription for newly-diagnosed CR in adults was associated with increases in opioid prescription, adverse safety events, and health service utilization compared to NSAIDs, corroborating its lack of guideline recommendation for CR. No outcome favored gabapentin over NSAIDs. Gabapentin was occasionally co-prescribed with opioids at CR diagnosis, raising concerns.
Level of Evidence: Level IV.
背景:加巴喷丁在神经性疼痛疾病(如颈椎神经根病(CR))中的非标签使用仍然存在争议,因为有关益处和安全性的证据有限(例如阿片类药物联合处方、药物不良事件[ADEs]、头晕和住院风险),需要进一步研究。本研究通过比较加巴喷丁与非甾体抗炎药(NSAIDs),探讨新诊断CR成人患者的安全风险和健康服务利用情况,为临床实践提供参考。方法使用TriNetX数据库进行回顾性倾向匹配队列研究,纳入opioid-naïve成年人(≥18岁),新诊断为CR,无脊柱手术、脊柱肿瘤、脊髓病、阿片类药物使用障碍或颈椎注射史。根据CR诊断时的处方将患者分为加巴喷丁组或非甾体抗炎药组,并根据人口统计学、处方和合并症进行匹配。结果包括一年内安全和卫生服务利用指标的发生率和风险比(rr)。显著性评价为P <; 0.0036 (bonferroni校正)。结果匹配后,每个队列有23,379例患者(平均年龄:53岁,57%为女性)。每个队列中约14%的患者在CR诊断时共开阿片类药物。与非甾体抗炎药组相比,加巴喷丁组颈椎后路融合(RR: 3.23)、阿片类药物相关疾病(RR: 2.87)、颈椎皮质类固醇注射(RR: 2.52)、阿片类药物相关不良事件(RR: 2.32)、颈椎前路椎间盘切除术和融合(RR: 2.10)、急性呼吸衰竭(RR: 1.80)、颈椎磁共振成像(RR: 1.43)、住院(RR: 1.38)、口服阿片类药物处方(RR: 2.37)的风险增加有统计学意义(P < 0.0036)。1.34),颈椎x线影像(RR: 1.21)。头晕、跌倒、嗜睡和急诊科就诊的风险没有显著增加(P > 0.0036)。结论与非甾体抗炎药相比,加巴喷丁治疗成人新诊断的CR与阿片类药物处方、不良安全事件和卫生服务利用率的增加有关,证实了其缺乏CR的指南推荐,没有结果表明加巴喷丁优于非甾体抗炎药。在CR诊断时,加巴喷丁偶尔会与阿片类药物合用,这引起了人们的关注。证据等级:四级。
{"title":"Comparative safety and health service utilization for gabapentin versus non-steroidal anti-inflammatory drugs for cervical radiculopathy: A retrospective cohort study of academic centers","authors":"Anthony N. Baumann ,&nbsp;Robert J. Trager ,&nbsp;Dalton McGlamery ,&nbsp;Shahabeddin Yazdanpanah ,&nbsp;Keegan T. Conry ,&nbsp;Gordon Preston ,&nbsp;Jacob C. Hoffmann","doi":"10.1016/j.jocn.2026.111896","DOIUrl":"10.1016/j.jocn.2026.111896","url":null,"abstract":"<div><h3>Background</h3><div>Off-label use of gabapentin for neuropathic pain conditions such as cervical radiculopathy (CR) remains controversial due to limited evidence of benefit and safety concerns (e.g., opioid co-prescription, adverse drug events [ADEs], dizziness, and hospitalization risk), necessitating further research. This study explores safety risks and health service utilization in adults with newly diagnosed CR, comparing gabapentin to nonsteroidal anti-inflammatory drugs (NSAIDs) to inform clinical practice.</div></div><div><h3>Methods</h3><div>This retrospective propensity-matched cohort study using the TriNetX database included opioid-naïve adults (≥18 years) with newly-diagnosed CR without history of spinal surgery, spinal neoplasms, myelopathy, opioid-use disorder or cervical injection. Patients were divided into gabapentin or NSAID cohorts based on prescription at CR diagnosis, and matched for demographics, prescriptions, and comorbidities. Outcomes included incidence and risk ratios (RRs) of safety and health service utilization markers assessed through one year. Significance was evaluated at P &lt; 0.0036 (Bonferroni-corrected).</div></div><div><h3>Results</h3><div>After matching, there were 23,379 patients (mean age: 53 years; 57% female) per cohort. About 14% of patients per cohort were co-prescribed opioids at CR diagnosis. Compared to the NSAID cohort, the gabapentin cohort had a statistically significant (P &lt; 0.0036) increased risk of posterior cervical fusion (RR: 3.23), opioid-related disorder (RR: 2.87), cervical corticosteroid injection (RR: 2.52), opioid-related ADEs (RR: 2.32), anterior cervical discectomy and fusion (RR: 2.10), acute respiratory failure (RR: 1.80), cervical spine magnetic resonance imaging (RR: 1.43), inpatient visits (RR: 1.38), oral opioid prescription (RR: 1.34), and cervical spine radiographic imaging (RR: 1.21). Risk of dizziness, falls, somnolence, and emergency department visits was not significantly increased (P &gt; 0.0036).</div></div><div><h3>Conclusion</h3><div>Gabapentin prescription for newly-diagnosed CR in adults was associated with increases in opioid prescription, adverse safety events, and health service utilization compared to NSAIDs, corroborating its lack of guideline recommendation for CR. No outcome favored gabapentin over NSAIDs. Gabapentin was occasionally co-prescribed with opioids at CR diagnosis, raising concerns.</div><div><em>Level of Evidence:</em> Level IV.</div></div>","PeriodicalId":15487,"journal":{"name":"Journal of Clinical Neuroscience","volume":"146 ","pages":"Article 111896"},"PeriodicalIF":1.8,"publicationDate":"2026-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146076234","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Neurophysiological insights into iNPH: ABR and CAEP responses to lumbar puncture and shunt surgery 腰椎穿刺和分流手术对iNPH: ABR和CAEP反应的神经生理学见解
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-27 DOI: 10.1016/j.jocn.2026.111884
Lucas Pinto Mielle , Nayara Pereira Santos , Liliane Aparecida Fagundes Silva , Sandro Luíz de Andrade Matas , Carla Gentile Matas

Background

Idiopathic normal pressure hydrocephalus (iNPH) is a neurological syndrome resulting from increased cerebrospinal fluid volume without significant increase in intracranial pressure. The diagnosis is difficult and investigating other tools that can assist in this process is essential. Auditory Evoked Potentials (AEPs) can be used to assess the auditory pathway integrity and monitor cognitive auditory functions. The objective of this study was to investigate the applicability of the AEPs as a potential monitoring tool for detecting clinical improvements associated with cerebrospinal fluid removal by lumbar puncture and VPS placement in patients with iNPH.

Methods

This longitudinal study, evaluated 17 individuals with iNPH, aged over 60 years who underwent the ventriculoperitoneal shunt, by Auditory Brainstem Response (ABR) and Cortical Auditory Evoked Potentials (CAEP) at three different times: before the lumbar puncture during the Tap test, two to four hours after the lumbar puncture, and after the ventriculoperitoneal shunt.

Results

A decrease in P3 latency was observed after lumbar puncture during Tap test. No statistically significant differences were observed between assessments for P1, N1 P2, N2 latencies or P1-N1, P2-N2 and N2-P3 amplitudes of the CAEP, as well as for the absolute and interpeaks latencies of the ABR.

Conclusions

After the removal of significant volumes of cerebrospinal fluid in patients with iNPH, lower P3 latency values were found, suggesting an increase in the speed of acoustic information processing, during the Tap test. This result brings an insight on the applicability of this procedure as an auxiliary method for monitoring clinical improvements associated with cerebrospinal fluid removal in iNPH.
背景:二didiopathic normal pressure cephalus (iNPH)是一种神经系统综合征,由脑脊液容量增加而颅内压力没有明显增加引起。诊断是困难的,研究其他工具可以帮助这一过程是必不可少的。听觉诱发电位(AEPs)可用于评估听觉通路完整性和监测认知听觉功能。本研究的目的是探讨AEPs作为一种潜在的监测工具的适用性,用于检测iNPH患者腰椎穿刺去除脑脊液和放置VPS相关的临床改善。方法本纵向研究对17例接受脑室-腹膜分流术的60岁以上iNPH患者在三个不同的时间(Tap试验中腰椎穿刺前、腰椎穿刺后2 - 4小时、脑室-腹膜分流术后)进行听觉脑干反应(ABR)和皮质听觉诱发电位(CAEP)评估。结果Tap试验腰椎穿刺后P3潜伏期明显降低。在CAEP的P1、N1、P2、N2潜伏期或P1-N1、P2-N2和N2- p3振幅评估以及ABR的绝对潜伏期和峰间潜伏期评估之间无统计学差异。结论iNPH患者在大量抽取脑脊液后,发现P3潜伏期值较低,提示Tap测试时声信息处理速度加快。这一结果对该程序作为监测与iNPH脑脊液去除相关的临床改善的辅助方法的适用性提出了见解。
{"title":"Neurophysiological insights into iNPH: ABR and CAEP responses to lumbar puncture and shunt surgery","authors":"Lucas Pinto Mielle ,&nbsp;Nayara Pereira Santos ,&nbsp;Liliane Aparecida Fagundes Silva ,&nbsp;Sandro Luíz de Andrade Matas ,&nbsp;Carla Gentile Matas","doi":"10.1016/j.jocn.2026.111884","DOIUrl":"10.1016/j.jocn.2026.111884","url":null,"abstract":"<div><h3>Background</h3><div>Idiopathic normal pressure hydrocephalus (iNPH) is a neurological syndrome resulting from increased cerebrospinal fluid volume without significant increase in intracranial pressure. The diagnosis is difficult and investigating other tools that can assist in this process is essential. Auditory Evoked Potentials (AEPs) can be used to assess the auditory pathway integrity and monitor cognitive auditory functions. The objective of this study was to investigate the applicability of the AEPs as a potential monitoring tool for detecting clinical improvements associated with cerebrospinal fluid removal by lumbar puncture and VPS placement in patients with iNPH.</div></div><div><h3>Methods</h3><div>This longitudinal study, evaluated 17 individuals with iNPH, aged over 60 years who underwent the ventriculoperitoneal shunt, by Auditory Brainstem Response (ABR) and Cortical Auditory Evoked Potentials (CAEP) at three different times: before the lumbar puncture during the Tap test, two to four hours after the lumbar puncture, and after the ventriculoperitoneal shunt.</div></div><div><h3>Results</h3><div>A decrease in P3 latency was observed after lumbar puncture during Tap test. No statistically significant differences were observed between assessments for P1, N1 P2, N2 latencies or P1-N1, P2-N2 and N2-P3 amplitudes of the CAEP, as well as for the absolute and interpeaks latencies of the ABR.</div></div><div><h3>Conclusions</h3><div>After the removal of significant volumes of cerebrospinal fluid in patients with iNPH, lower P3 latency values were found, suggesting an increase in the speed of acoustic information processing, during the Tap test. This result brings an insight on the applicability of this procedure as an auxiliary method for monitoring clinical improvements associated with cerebrospinal fluid removal in iNPH.</div></div>","PeriodicalId":15487,"journal":{"name":"Journal of Clinical Neuroscience","volume":"146 ","pages":"Article 111884"},"PeriodicalIF":1.8,"publicationDate":"2026-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146076236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Development and temporal validation of an odds ratio-weighted prognostic score (NPH-RKP) for idiopathic normal pressure hydrocephalus shunt surgery: a retrospective cohort study 特发性正常压力脑积水分流手术的优势比加权预后评分(NPH-RKP)的发展和时间验证:一项回顾性队列研究。
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-26 DOI: 10.1016/j.jocn.2026.111883
Usame Rakip , Serhat Yildizhan , İhsan Canbek , Mehmet Gazi Boyacı , Serhat Korkmaz , Omer Kimsesiz , Abdullah Guzel , Anas Abdallah , Adem Aslan

Background

Idiopathic normal pressure hydrocephalus (iNPH) is a major cause of reversible gait and cognitive impairment in older adults, yet postoperative outcomes remain difficult to predict. Existing prognostic tools are limited by methodological shortcomings, including lack of temporal validation, dependence on subjective radiological markers, insufficient events-per-variable ratios, and absence of transparent graded risk stratification. To address these gaps, we developed the first temporally validated, odds ratio–weighted prognostic scoring system specifically designed for iNPH surgical outcomes.

Methods

This single-center retrospective study included 114 consecutive patients treated with ventriculoperitoneal shunting between 2015 and 2024. Candidate predictors were systematically assessed, and the Normal Pressure Hydrocephalus Risk-Prediction Score (NPH-RKP) was constructed using five objective clinical variables routinely available in standard practice: age, iNPH Grading Scale score, Mini-Mental State Examination (MMSE), Fazekas score, and diagnostic delay. Four competing scoring frameworks were compared, and the odds ratio-weighted graded model was selected based on performance and interpretability. The dataset was temporally divided into development (2015–2020, n = 59) and validation (2021–2024, n = 55) cohorts. The primary endpoint was global clinical improvement at 12 months, incorporating gait, cognitive, and urinary metrics.

Results

Multivariable modeling identified five independent predictors (OR range: 2.00–4.14, 95% CI: 1.82–9.42). The resulting 0–12-point NPH-RKP score demonstrated excellent discrimination in the development cohort (AUC = 0.939, 95% CI: 0.881–0.985) with strong calibration (Hosmer–Lemeshow p = 0.511; Brier score = 0.113). Temporal validation revealed retained prognostic accuracy (AUC = 0.824, 95% CI: 0.715–0.933), with expected performance attenuation attributable to evolving clinical practice and improved surgical outcomes. Distinct risk strata yielded sharply separated success rates: low-risk (0–4 points, 91.4%), intermediate-risk (5–7 points, 62.5%), and high-risk (8–12 points, 8.3%). The model achieved a robust EPV of 7.8, outperforming prior iNPH tools while maintaining ease of calculation.

Conclusions

The NPH-RKP provides a transparent, clinically accessible, and methodologically rigorous prognostic framework for predicting iNPH shunt outcomes. Its objective parameters, grading structure, and temporal validation enhance its clinical applicability in routine decision-making and patient counseling. Prospective multicenter validation is warranted to confirm its generalizability across diverse healthcare settings.
背景:特发性常压脑积水(iNPH)是老年人可逆步态和认知障碍的主要原因,但术后结果仍然难以预测。现有的预后工具受到方法学缺陷的限制,包括缺乏时间验证,依赖主观放射标志物,每个变量的事件比率不足,以及缺乏透明的分级风险分层。为了解决这些差距,我们开发了第一个临时验证的,专门为iNPH手术结果设计的优势比加权预后评分系统。方法:这项单中心回顾性研究纳入了2015年至2024年间连续114例接受脑室-腹膜分流治疗的患者。对候选预测因子进行系统评估,并使用标准实践中常规可用的五个客观临床变量:年龄、iNPH分级量表评分、迷你精神状态检查(MMSE)、Fazekas评分和诊断延迟来构建常压脑积水风险预测评分(NPH-RKP)。比较了四种相互竞争的评分框架,并根据性能和可解释性选择了比值比加权分级模型。数据集暂时分为发展(2015-2020,n = 59)和验证(2021-2024,n = 55)队列。主要终点是12个月时的整体临床改善,包括步态、认知和尿液指标。结果:多变量模型确定了五个独立的预测因子(OR范围:2.00-4.14,95% CI: 1.82-9.42)。所得的0-12分NPH-RKP评分在发展队列中表现出极好的辨别能力(AUC = 0.939, 95% CI: 0.881-0.985),具有很强的校准性(Hosmer-Lemeshow p = 0.511; Brier评分= 0.113)。时间验证显示保留预后准确性(AUC = 0.824, 95% CI: 0.715-0.933),预期性能衰减可归因于临床实践的发展和手术结果的改善。不同的风险层产生了截然不同的成功率:低风险(0-4分,91.4%)、中风险(5-7分,62.5%)和高风险(8-12分,8.3%)。该模型实现了7.8的鲁棒EPV,在保持易于计算的同时优于先前的iNPH工具。结论:NPH-RKP为预测iNPH分流结果提供了一个透明的、临床可及的、方法学上严谨的预后框架。其客观参数、分级结构和时间验证增强了其在日常决策和患者咨询中的临床适用性。有必要进行前瞻性多中心验证,以确认其在不同医疗保健环境中的普遍性。
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引用次数: 0
Excessive daytime sleepiness in patients with idiopathic normal pressure hydrocephalus: A controlled cross-sectional study 特发性常压脑积水患者白天过度嗜睡:一项对照横断面研究
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-24 DOI: 10.1016/j.jocn.2026.111885
Halil Onder , Nursu Erdogan , Ahmet Gunaydin , Selcuk Comoglu

Background

Idiopathic normal pressure hydrocephalus (iNPH) is characterized by gait disturbance, cognitive impairment, and urinary incontinence, yet non-motor symptoms such as sleep disturbances remain underexplored.

Objective

To investigate subjective daytime sleepiness and sleep apnea in patients with iNPH compared with healthy controls, and to assess their association with disease severity.

Methods

In this cross-sectional study, 46 iNPH patients and 74 age- and sex-matched controls were evaluated with the Epworth Sleepiness Scale (ESS). Apnea was assessed using a semi-structured frequency interview. Disease severity was rated with the NPH grading scale and MDS-UPDRS-3. Group comparisons and correlation analyses were performed.

Results

ESS scores were significantly higher in iNPH patients (10.3 ± 7.1) than in controls (6.8 ± 5.6, p = 0.008), and this difference remained after adjusting for age and BMI. No significant associations were observed between ESS scores and motor or cognitive severity measures. Apnea frequency did not differ significantly between groups and showed no relationship with disease severity.

Conclusions

Excessive daytime sleepiness is common in iNPH and appears independently of motor or cognitive burden, suggesting it may be an underrecognized non-motor feature. Further studies incorporating objective sleep assessments and advanced neuroimaging are warranted to clarify underlying mechanisms and explore potential therapeutic implications, including the role of sleep-focused interventions.
didiopathic normal pressure cephalus (iNPH)以步态障碍、认知障碍和尿失禁为特征,但非运动症状如睡眠障碍仍未得到充分研究。目的探讨iNPH患者与健康对照者的主观日间嗜睡和睡眠呼吸暂停情况,并评价其与疾病严重程度的相关性。方法采用Epworth嗜睡量表(ESS)对46例iNPH患者和74例年龄和性别匹配的对照组进行评估。使用半结构化频率访谈评估呼吸暂停。采用NPH分级量表和MDS-UPDRS-3对疾病严重程度进行评定。进行组间比较和相关性分析。结果iNPH患者的ess评分(10.3±7.1)明显高于对照组(6.8±5.6,p = 0.008),在调整年龄和BMI后,这一差异仍然存在。ESS评分与运动或认知严重程度测量之间未观察到显著关联。呼吸暂停频率在两组间无显著差异,也与疾病严重程度无关。结论白天过度嗜睡在iNPH中很常见,且与运动或认知负担无关,提示其可能是一种未被充分认识的非运动特征。进一步的研究需要结合客观的睡眠评估和先进的神经影像学来阐明潜在的机制,探索潜在的治疗意义,包括以睡眠为中心的干预措施的作用。
{"title":"Excessive daytime sleepiness in patients with idiopathic normal pressure hydrocephalus: A controlled cross-sectional study","authors":"Halil Onder ,&nbsp;Nursu Erdogan ,&nbsp;Ahmet Gunaydin ,&nbsp;Selcuk Comoglu","doi":"10.1016/j.jocn.2026.111885","DOIUrl":"10.1016/j.jocn.2026.111885","url":null,"abstract":"<div><h3>Background</h3><div>Idiopathic normal pressure hydrocephalus (iNPH) is characterized by gait disturbance, cognitive impairment, and urinary incontinence, yet non-motor symptoms such as sleep disturbances remain underexplored.</div></div><div><h3>Objective</h3><div>To investigate subjective daytime sleepiness and sleep apnea in patients with iNPH compared with healthy controls, and to assess their association with disease severity.</div></div><div><h3>Methods</h3><div>In this cross-sectional study, 46 iNPH patients and 74 age- and sex-matched controls were evaluated with the Epworth Sleepiness Scale (ESS). Apnea was assessed using a semi-structured frequency interview. Disease severity was rated with the NPH grading scale and MDS-UPDRS-3. Group comparisons and correlation analyses were performed.</div></div><div><h3>Results</h3><div>ESS scores were significantly higher in iNPH patients (10.3 ± 7.1) than in controls (6.8 ± 5.6, p = 0.008), and this difference remained after adjusting for age and BMI. No significant associations were observed between ESS scores and motor or cognitive severity measures. Apnea frequency did not differ significantly between groups and showed no relationship with disease severity.</div></div><div><h3>Conclusions</h3><div>Excessive daytime sleepiness is common in iNPH and appears independently of motor or cognitive burden, suggesting it may be an underrecognized non-motor feature. Further studies incorporating objective sleep assessments and advanced neuroimaging are warranted to clarify underlying mechanisms and explore potential therapeutic implications, including the role of sleep-focused interventions.</div></div>","PeriodicalId":15487,"journal":{"name":"Journal of Clinical Neuroscience","volume":"146 ","pages":"Article 111885"},"PeriodicalIF":1.8,"publicationDate":"2026-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146037284","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Clinical and surgical significance of the jugular foramen anatomy: systematic review with meta-analysis 颈静脉孔解剖的临床和外科意义:系统综述与荟萃分析
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-23 DOI: 10.1016/j.jocn.2026.111881
Nikolaos Taprantzis, Dimosthenis Chrysikos, Amir Shihada, Maria Piagkou, Theodore Troupis

Background

The jugular foramen, at the junction of the temporal and occipital bones, contains critical neurovascular structures. Variations such as high-riding bulbs, bony domes, and septations can influence clinical syndromes and complicate surgery. While some reviews address individual features, no meta-analysis has comprehensively evaluated jugular foramen morphology and its clinical and surgical significance.

Methods

We systematically searched PubMed, Embase, Web of Science, and Scopus for studies reporting jugular foramen morphometry, including dome presence, septations, fossa depth, and high jugular bulbs. Pooled prevalence estimates were calculated using R programming software, with heterogeneity and risk of bias assessed via AQUA, Peter’s, and Egger’s tests.

Results

Our meta-analysis revealed significant intercontinental and sex-related variations in jugular foramen morphology. African populations had fewer bilateral domes (20% vs. ∼54–55%), higher dome absence (53.7% vs. <13%), and larger AP diameters, while high-riding bulbs were more common in Asia (16.52%). Magnetic Resonance Imaging was associated with a significantly lower high jugular bulb prevalence, compared to osteological assessments and Computed Tomography-based techniques. Males showed slightly larger mediolateral dimensions, whereas females had a modestly higher incidence of high-riding bulbs (ratio 1.33). Bony septum analysis showed left partial septation as the most common pattern, with complete septations in 15.05% (right) and 12.11% (left) of individuals, indicating additional clinically relevant anatomical variation.

Conclusion

Anatomical variations of the jugular foramen—including asymmetry, dome morphology, high-riding bulbs, and septations—have direct clinical implications. They influence neurovascular compression, risk of hearing disturbances, tumor extension, and surgical planning for middle ear and skull base procedures. Recognition of these patterns is essential for safe operative navigation, minimizing intraoperative complications, and optimizing patient outcomes.
背景颈静脉孔位于颞骨和枕骨交界处,包含重要的神经血管结构。诸如高球、骨穹窿和分隔等变异可影响临床综合征并使手术复杂化。虽然一些综述涉及个体特征,但没有荟萃分析全面评估颈静脉孔形态及其临床和外科意义。方法我们系统地检索PubMed、Embase、Web of Science和Scopus关于颈静脉孔形态学的研究报告,包括穹窿存在、分隔、窝深度和高颈静脉球。使用R编程软件计算合并患病率估计值,并通过AQUA、Peter’s和Egger’s检验评估异质性和偏倚风险。结果我们的荟萃分析显示颈静脉孔形态存在显著的洲际和性别差异。非洲人群的双侧圆顶较少(20% vs. 54-55%),圆顶缺失率较高(53.7% vs. <13%), AP直径较大,而高位鳞茎在亚洲更常见(16.52%)。与骨学评估和基于计算机断层扫描的技术相比,磁共振成像与颈静脉高球患病率显著降低相关。男性的中外侧尺寸略大,而女性的高球茎发生率略高(比例为1.33)。骨间隔分析显示左侧部分分隔是最常见的模式,15.05%(右)和12.11%(左)的个体有完全分隔,这表明了额外的临床相关解剖差异。结论颈静脉孔的解剖变异,包括不对称、穹窿形态、高球和分离,具有直接的临床意义。它们影响神经血管压迫、听力障碍风险、肿瘤扩展以及中耳和颅底手术的手术计划。识别这些模式对于安全操作导航、减少术中并发症和优化患者预后至关重要。
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引用次数: 0
Trends and disparities in cerebral edema-related mortality in the United States: A nationwide analysis using CDC WONDER data, 1999–2023 美国脑水肿相关死亡率的趋势和差异:1999-2023年CDC WONDER数据的全国分析
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-23 DOI: 10.1016/j.jocn.2026.111871
Hadiya Javed , Shahtaj Tariq , Wania Ahmer , Muhammad Khalid Afridi , Raheel Ahmed
Cerebral edema (CE) refers to excess accumulation of fluid in the brain parenchyma, which can result from trauma, stroke, infections, or metabolic insults. Despite its clinical importance, national trends and disparities in CE-related mortality remain understudied. We analyzed mortality data from 1999 to 2023 using the CDC WONDER database. Deaths listing CE, defined by the International Classification of Diseases, 10th Revision, as a contributing cause were included. The trends were stratified by age, sex, race/ethnicity, region, and urbanization level. We calculated crude and age-adjusted mortality rates (AAMRs) and assessed trends using the Joinpoint Regression Program with results considered statistically significant if the two-sided t-test yielded p-values < 0.05. A total of 77,278 CE-related deaths occurred from 1999 to 2023. National AAMRs rose from 0.94 per 100,000 population in 1999 to 1.3 per 100,000 population in 2023, with a significant overall increase (AAPC: +1.41 %, 95 % CI: 1.2–1.6; p < 0.001). Adults aged 25–44 exhibited the sharpest rise (AAPC: 1.56 %; 95 % CI: 1.33 to 1.81). Black individuals experienced the highest mortality (peak AAMR: 0.43, AAPC: +2.08 %, 95 % CI: 1.67–2.51). The South showed the highest regional burden (AAMR: 0.32, AAPC: +1.59 %, 95 % CI: 1.38–1.79), while non-metropolitan areas reported disproportionately high mortality rates (AAPC: +2.4 %, 95 % CI: 1.5–3.2; p < 0.001). CE-related mortality has increased significantly in the U.S., with marked disparities by age, race, and geography. These findings highlight the need for targeted prevention, early detection, and equity-focused intervention strategies.
脑水肿(CE)是指脑实质中液体的过量积聚,可由创伤、中风、感染或代谢损伤引起。尽管其具有临床重要性,但ce相关死亡率的国家趋势和差异仍未得到充分研究。我们使用CDC WONDER数据库分析了1999年至2023年的死亡率数据。根据《国际疾病分类》第十次修订版的定义,将慢性阻塞性肺病列为导致死亡的原因之一。趋势按年龄、性别、种族/民族、地区和城市化水平分层。我们计算粗死亡率和年龄调整死亡率(AAMRs),并使用Joinpoint回归程序评估趋势,如果双侧t检验的p值为<; 0.05,则认为结果具有统计学意义。1999年至2023年期间,共有77278例与ce有关的死亡。全国aamr从1999年的0.94 / 10万人口上升到2023年的1.3 / 10万人口,总体显著增加(AAPC: + 1.41%, 95% CI: 1.2-1.6; p < 0.001)。25-44岁成人的上升幅度最大(AAPC: 1.56%; 95% CI: 1.33 ~ 1.81)。黑人个体死亡率最高(峰值AAMR: 0.43, AAPC: + 2.08%, 95% CI: 1.67 ~ 2.51)。南方显示出最高的区域负担(AAMR: 0.32, AAPC: + 1.59%, 95% CI: 1.38-1.79),而非大都市地区报告了不成比例的高死亡率(AAPC: + 2.4%, 95% CI: 1.5-3.2; p < 0.001)。ce相关的死亡率在美国显著增加,在年龄、种族和地理上存在明显差异。这些发现强调了有针对性的预防、早期发现和以公平为重点的干预策略的必要性。
{"title":"Trends and disparities in cerebral edema-related mortality in the United States: A nationwide analysis using CDC WONDER data, 1999–2023","authors":"Hadiya Javed ,&nbsp;Shahtaj Tariq ,&nbsp;Wania Ahmer ,&nbsp;Muhammad Khalid Afridi ,&nbsp;Raheel Ahmed","doi":"10.1016/j.jocn.2026.111871","DOIUrl":"10.1016/j.jocn.2026.111871","url":null,"abstract":"<div><div>Cerebral edema (CE) refers to excess accumulation of fluid in the brain parenchyma, which can result from trauma, stroke, infections, or metabolic insults. Despite its clinical importance, national trends and disparities in CE-related mortality remain understudied. We analyzed mortality data from 1999 to 2023 using the CDC WONDER database. Deaths listing CE, defined by the International Classification of Diseases, 10th Revision, as a contributing cause were included. The trends were stratified by age, sex, race/ethnicity, region, and urbanization level. We calculated crude and age-adjusted mortality rates (AAMRs) and assessed trends using the Joinpoint Regression Program with results considered statistically significant if the two-sided <em>t</em>-test yielded p-values &lt; 0.05. A total of 77,278 CE-related deaths occurred from 1999 to 2023. National AAMRs rose from 0.94 per 100,000 population in 1999 to 1.3 per 100,000 population in 2023, with a significant overall increase (AAPC: +1.41 %, 95 % CI: 1.2–1.6; p &lt; 0.001). Adults aged 25–44 exhibited the sharpest rise (AAPC: 1.56 %; 95 % CI: 1.33 to 1.81). Black individuals experienced the highest mortality (peak AAMR: 0.43, AAPC: +2.08 %, 95 % CI: 1.67–2.51). The South showed the highest regional burden (AAMR: 0.32, AAPC: +1.59 %, 95 % CI: 1.38–1.79), while non-metropolitan areas reported disproportionately high mortality rates (AAPC: +2.4 %, 95 % CI: 1.5–3.2; p &lt; 0.001). CE-related mortality has increased significantly in the U.S., with marked disparities by age, race, and geography. These findings highlight the need for targeted prevention, early detection, and equity-focused intervention strategies.</div></div>","PeriodicalId":15487,"journal":{"name":"Journal of Clinical Neuroscience","volume":"146 ","pages":"Article 111871"},"PeriodicalIF":1.8,"publicationDate":"2026-01-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146037283","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
AICA aneurysm–related subarachnoid hemorrhage in a dural AVF 硬膜AVF中AICA动脉瘤相关蛛网膜下腔出血
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-23 DOI: 10.1016/j.jocn.2026.111880
Ujjwal Agarwal , Rajsrinivas Parthasarathy , Radhey Shyam Singla , Pallav Bhatter
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引用次数: 0
Utilizing internal analytics and physician-director collaborations to enhance neurological health communication on YouTube 利用内部分析和医师-主管合作,加强YouTube上的神经健康交流
IF 1.8 4区 医学 Q3 CLINICAL NEUROLOGY Pub Date : 2026-01-23 DOI: 10.1016/j.jocn.2026.111878
Benjamin K.P. Woo , Jamie O.P. Chung
The dissemination of health information on YouTube presents a paradox where expert-generated content, despite high clinical accuracy, often lacks the engagement seen in non-expert patient narratives. Recent evaluations of Guillain-Barré Syndrome (GBS) videos confirm that while physician-produced content achieves superior objective quality scores, it frequently suffers from low visibility and fails to correlate popularity with scientific validity. This manuscript proposes a shift toward utilizing internal analytics, specifically Average View Duration (AVD) and Click-Through Rate (CTR), alongside a collaborative physician-director production model to bridge the gap between clinical precision and public engagement. We suggest that adopting this hybrid creative model and prioritizing internal engagement metrics over aggregate view counts will better support patients and caregivers, particularly in complex neurological conditions.
在YouTube上传播健康信息带来了一个悖论,即专家生成的内容尽管具有很高的临床准确性,但往往缺乏非专家患者叙述的参与度。最近对吉兰-巴勒综合征(GBS)视频的评估证实,虽然医生制作的内容在客观质量上得分较高,但它经常存在能见度低的问题,并且无法将受欢迎程度与科学有效性联系起来。本文建议转向利用内部分析,特别是平均观看时间(AVD)和点击率(CTR),以及医生-主任合作生产模型,以弥合临床准确性和公众参与之间的差距。我们建议采用这种混合创新模式,并将内部参与指标优先于总体浏览量,将更好地支持患者和护理人员,特别是在复杂的神经系统疾病中。
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引用次数: 0
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