Clinical Neurophysiology Practice最新文献

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Corrigendum to “Neurophysiological monitoring during anterior cervical discectomy and fusion for ossification of the posterior longitudinal ligament” [Clin. Neurophysiol. Pract. 6 (2021) 56–62] “颈椎前路椎间盘切除术和融合治疗后纵韧带骨化的神经生理监测”的勘误[临床。Neurophysiol。惯例6 (2021)56-62]
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.02.001
Jee-Eun Kim , Jun-Soon Kim , Sejin Yang , Jongsuk Choi , Seung-Jae Hyun , Ki-Jeong Kim , Kyung Seok Park
{"title":"Corrigendum to “Neurophysiological monitoring during anterior cervical discectomy and fusion for ossification of the posterior longitudinal ligament” [Clin. Neurophysiol. Pract. 6 (2021) 56–62]","authors":"Jee-Eun Kim , Jun-Soon Kim , Sejin Yang , Jongsuk Choi , Seung-Jae Hyun , Ki-Jeong Kim , Kyung Seok Park","doi":"10.1016/j.cnp.2025.02.001","DOIUrl":"10.1016/j.cnp.2025.02.001","url":null,"abstract":"","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Page 78"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143580360","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cortical evoked responses to evaluate the effect of spinal cord stimulation on the pain pathways 皮质诱发反应评价脊髓刺激对疼痛通路的影响
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.04.003
Laurien J. Reinders, Cecile C. de Vos
{"title":"Cortical evoked responses to evaluate the effect of spinal cord stimulation on the pain pathways","authors":"Laurien J. Reinders,&nbsp;Cecile C. de Vos","doi":"10.1016/j.cnp.2025.04.003","DOIUrl":"10.1016/j.cnp.2025.04.003","url":null,"abstract":"<div><h3>Objectives</h3><div>The mechanisms of spinal cord stimulation (SCS) are insufficiently understood. Conditioned pain modulation (CPM) measures how a painful stimulus is affected by a second painful stimulus. We investigated whether cortical evoked response can be used to evaluate CPM in a patient treated with burst, tonic and sham SCS.</div></div><div><h3>Methods</h3><div>A 40-year-old patient underwent 3 magnetoencephalography sessions (burst, tonic, sham SCS) with 1-week intervals. Painful electrical stimuli were applied to the tibial nerve before, during and after CPM (conditioning: icepack on forearm). Evoked responses were analysed in the primary somatosensory and anterior cingulate cortices.</div></div><div><h3>Results</h3><div>Before CPM, the highest evoked response amplitude occurred under sham SCS, followed by tonic SCS. During CPM pain ratings remained unchanged. However, CPM reduced evoked response amplitudes in the primary somatosensory cortex under tonic and sham SCS and in the anterior cingulate cortex under all SCS paradigms.</div></div><div><h3>Conclusions</h3><div>CPM reduced evoked response amplitudes, while pain ratings were unaffected, suggesting neurophysiological measures provide additional insights into CPM effects. Tonic and burst SCS both appeared to reduce cortical capacity to attend to stimuli, with burst showing the greatest effect.</div></div><div><h3>Significance</h3><div>Cortical responses offer a valuable tool to assess pain pathways. Larger scale studies are needed to enhance our understanding of SCS mechanisms.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 167-171"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143935730","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Averted weakness from a large Martin-Gruber anastomosis 避免了马丁-格鲁伯吻合术造成的虚弱。
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2024.12.003
Emily Cheung, Karl Ng
{"title":"Averted weakness from a large Martin-Gruber anastomosis","authors":"Emily Cheung,&nbsp;Karl Ng","doi":"10.1016/j.cnp.2024.12.003","DOIUrl":"10.1016/j.cnp.2024.12.003","url":null,"abstract":"","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 10-11"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11743591/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143013344","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prognostic factors of mechanical ventilation in Guillain–Barré syndrome among adults and children in Vietnam 越南成人和儿童格林-巴- <s:1>综合征机械通气预后因素分析
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.02.009
Hung Hoang Dang , Khang Vinh Nguyen , Si Tri Le , Thuy Thi Vu , Vy Thi Yen Le , Thang Ba Nguyen , Hieu Le Trung Nguyen
{"title":"Prognostic factors of mechanical ventilation in Guillain–Barré syndrome among adults and children in Vietnam","authors":"Hung Hoang Dang ,&nbsp;Khang Vinh Nguyen ,&nbsp;Si Tri Le ,&nbsp;Thuy Thi Vu ,&nbsp;Vy Thi Yen Le ,&nbsp;Thang Ba Nguyen ,&nbsp;Hieu Le Trung Nguyen","doi":"10.1016/j.cnp.2025.02.009","DOIUrl":"10.1016/j.cnp.2025.02.009","url":null,"abstract":"<div><h3>Objective</h3><div>Numerous studies have investigated predictors for mechanical ventilation (MV) in Guillain-Barré syndrome (GBS), with varying results. This study identifies factors associated with MV in both populations in Vietnam.</div></div><div><h3>Methods</h3><div>We retrospectively collected data on GBS patients at Children’s Hospital 2 and the University Medical Center Ho Chi Minh City from 2017 to 2021. Clinical characteristics were analyzed using multivariable logistic regression to identify predictors of MV. A bootstrapping stepwise approach was used to select the most appropriate predictors for the model.</div></div><div><h3>Results</h3><div>A total of 108 adults and 112 children were included, with 15 adults (13.8 %) and 10 children (8.9 %) requiring MV. Dysautonomia and facial palsy/bulbar weakness were more common in ventilated patients (P &lt; 0.05). Multivariable analysis identified dysautonomia as the only significant predictor for MV in both adults (OR: 7.43, 95 % CI: 1.78–30.98) and children (OR: 13.6, 95 % CI: 1.20–154.79).</div></div><div><h3>Conclusions</h3><div>Dysautonomia is a significant predictor of MV in adults and children with GBS. Although facial palsy and bulbar weakness were not statistically significant predictors, their presence warrants careful monitoring.</div></div><div><h3>Significance</h3><div>This study provides insights into GBS in Vietnam and underscores dysautonomia as a predictor for MV, distinguishing it from findings in previous prognostic models.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 90-94"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143600923","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correlation between decremental responses in repetitive nerve stimulation and disease progression rate in patients with amyotrophic lateral sclerosis 肌萎缩性脊髓侧索硬化症患者重复性神经刺激的递减反应与疾病进展率之间的相关性
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.02.003
Yuki Fujii , Takamichi Kanbayashi , Kazusa Takahashi , Yuichi Hamada , Shunsuke Kobayashi , Masahiro Sonoo
{"title":"Correlation between decremental responses in repetitive nerve stimulation and disease progression rate in patients with amyotrophic lateral sclerosis","authors":"Yuki Fujii ,&nbsp;Takamichi Kanbayashi ,&nbsp;Kazusa Takahashi ,&nbsp;Yuichi Hamada ,&nbsp;Shunsuke Kobayashi ,&nbsp;Masahiro Sonoo","doi":"10.1016/j.cnp.2025.02.003","DOIUrl":"10.1016/j.cnp.2025.02.003","url":null,"abstract":"<div><h3>Objective</h3><div>Decrement responses in repetitive nerve stimulation (RNS) are theoretically expected to correlate with the disease progression speed in amyotrophic lateral sclerosis (ALS). However, actual results have been controversial. We investigated this issue using ΔFS calculated from the ALS functional rating scale revised version (ALSFRS-R) and the duration of illness.</div></div><div><h3>Methods</h3><div>RNS results of the abductor pollicis brevis, trapezius, and deltoid muscles in our previous study were reviewed. We investigated correlations and multiple regressions regarding decremental percentage (Decr%), the amplitude of the initial compound muscle action potential (Amp), and progression speed parameters, i.e. ΔFS or ΔUL-FS, the latter being the ΔFS for the upper-limb questions in ALSFRS-R.</div></div><div><h3>Results</h3><div>Included subjects were 124 patients with ALS, 47 of whom were upper-limb onset. Multiple regression analyses revealed that Decr% is largely determined by Amp and that Δ FS or ΔUL-FS showed no or little contributions to Decr%.</div></div><div><h3>Conclusions</h3><div>Decremental responses in RNS does not predict the speed of progression of the functional impairment in patients with ALS.</div></div><div><h3>Significance</h3><div>This study suggests that the decremental responses in RNS in ALS are contributed by the impaired neuromuscular transmission in chronic sprouts following extensive reinnervation, as well as by the immature sprouts.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 40-46"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143488300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Changing characteristics of somatosensory evoked potentials in adolescents 青少年体感诱发电位的变化特征
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.03.004
Aoi Mase , Manabu Shibasaki , Hiroki Nakata
{"title":"Changing characteristics of somatosensory evoked potentials in adolescents","authors":"Aoi Mase ,&nbsp;Manabu Shibasaki ,&nbsp;Hiroki Nakata","doi":"10.1016/j.cnp.2025.03.004","DOIUrl":"10.1016/j.cnp.2025.03.004","url":null,"abstract":"<div><h3>Objective</h3><div>We investigated changing characteristics of somatosensory processing in adolescents, particularly sex differences, by comparing children, young adults, and males and females.</div></div><div><h3>Methods</h3><div>Participants included 26 elementary school children (ESC), 36 adolescents (ADO), and 36 college students (CS). We recorded somatosensory evoked potentials (SEPs) using electrical stimulation of the right median nerve. Peak latencies and amplitudes were measured for P12, N15, P18, and N30 at Fz, and for P12 (P1), N18 (N1), P22 (P2), N27 (N2), P3, N3, P45 (P4), and N60 (N4) at C3′.</div></div><div><h3>Results</h3><div>The P22 (P2) amplitude at C3′ decreased with age. The N15 amplitude at Fz was larger in females across all groups. P3 and N3 occurrence at C3′ decreased with age but remained high in ADO compared to CS. Correlation analysis showed a significant negative correlation between P22 (P2) amplitude at C3′ and age in ADO boys, but not in ADO girls, ESC boys, or ESC girls.</div></div><div><h3>Conclusions</h3><div>Somatosensory processing in ADO is not as mature as in CS, with sex differences between ADO boys and girls.</div></div><div><h3>Significance</h3><div>Our findings may aid understanding of neural activity in children with developmental disorders, supporting sensory-based therapies.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 141-149"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143820946","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Shear wave elastography as a marker of anisotropy in denervated muscle tissue 剪切波弹性图作为去神经支配肌肉组织各向异性的标志
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.02.007
Olli Kutvonen , Sari-Leena Himanen , Katri Mäkelä
{"title":"Shear wave elastography as a marker of anisotropy in denervated muscle tissue","authors":"Olli Kutvonen ,&nbsp;Sari-Leena Himanen ,&nbsp;Katri Mäkelä","doi":"10.1016/j.cnp.2025.02.007","DOIUrl":"10.1016/j.cnp.2025.02.007","url":null,"abstract":"<div><h3>Objectives</h3><div>To assess the capability of shear wave elastography (SWE) to detect muscle denervation.</div></div><div><h3>Methods</h3><div>36 patients underwent electrodiagnostic studies (EDX) of the lower limbs and volunteered to undergo ultrasound examination of the Tibialis anterior (TA) and the Gastrocnemius medialis (GCM) muscles. A variable reflecting the level of anisotropy was created by calculating the difference between the longitudinal and transverse shear wave velocity (SWE-D).</div></div><div><h3>Results</h3><div>In the TA muscles, SWE-D correlated negatively with the quantity of fibrillation potentials (FP) and the degree of interference pattern (IP) reduction (p = 0.032, r = -0.185 and p = 0.006, r = -0.236, respectively). In the GCM muscles, SWE-D only correlated with the amount of IP reduction among patients of normal weight (p = 0.030, r = -0.285). There was also a significant difference in the overall SWE-D values in the GCM muscles between patients of normal weight and obese patients (p = 0.007).</div></div><div><h3>Conclusions</h3><div>Loss of anisotropy caused by denervation of muscle tissue may be measured quantitatively by calculating the differences between longitudinal and transverse shear wave velocities. However, obesity seems to hinder the SWE-based assessment of muscle denervation.</div></div><div><h3>Significance</h3><div>Being able to measure anisotropy caused by denervation acts as a base for further development of SWE methods to evaluate neurogenic injury.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 95-103"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143619967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effects of stimulation waveform and carrier frequency on tolerance and motor thresholds elicited by transcutaneous spinal cord stimulation in stroke 刺激波形和载波频率对脑卒中经皮脊髓刺激引起的耐受性和运动阈值的影响
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.04.001
Chen Yang , Nicole C. Veit , Kelly A. McKenzie , Shreya Aalla , Ameen Kishta , Kyle Embry , Elliot J. Roth , Richard L. Lieber , Arun Jayaraman
{"title":"The effects of stimulation waveform and carrier frequency on tolerance and motor thresholds elicited by transcutaneous spinal cord stimulation in stroke","authors":"Chen Yang ,&nbsp;Nicole C. Veit ,&nbsp;Kelly A. McKenzie ,&nbsp;Shreya Aalla ,&nbsp;Ameen Kishta ,&nbsp;Kyle Embry ,&nbsp;Elliot J. Roth ,&nbsp;Richard L. Lieber ,&nbsp;Arun Jayaraman","doi":"10.1016/j.cnp.2025.04.001","DOIUrl":"10.1016/j.cnp.2025.04.001","url":null,"abstract":"<div><h3>Objective</h3><div>With growing interest in translating transcutaneous spinal cord stimulation (tSCS) into rehabilitation for different neurologic injuries, understanding the effects of various combinations of stimulation parameters becomes essential.</div></div><div><h3>Methods</h3><div>Twenty-one participants post-stroke completed an assessment to determine their resting motor threshold (RMT) (minimum current required to elicit a muscle response) and tolerance levels (uncomfortable current intensity) to 12 stimulation configurations: two square waveforms, biphasic and monophasic, paired with six carrier frequencies (unmodulated: 0, and modulated: 1, 3, 5, 7, and 10 kHz).</div></div><div><h3>Results</h3><div>The results demonstrated that increasing carrier frequency increased participants’ tolerance level and RMTs. Carrier frequency nor waveform type significantly altered discomfort when tolerance was normalized to the motor threshold, with 57 ± 23 % tolerated across all configurations. However, higher carrier frequencies, particularly biphasic waveforms at frequencies &gt; 5 kHz, required more charge to reach a muscle activation and activated fewer muscles compared to unmodulated waveforms. No significant differences in discomfort relative to RMT were found between monophasic and biphasic waveforms.</div></div><div><h3>Conclusions</h3><div>Higher carrier frequency allows stimulation to be more comfortable at a given intensity, but it also requires more current to reach RMTs.</div></div><div><h3>Significance</h3><div>This study provides an essential feasibility assessment of tSCS configurations in a neurological population.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 150-158"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143876696","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Contralateral R1 response in blink reflex in patients with amyotrophic lateral sclerosis 肌萎缩性侧索硬化症患者眨眼反射对侧R1反应
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2025.02.005
Julian Theuriet , Adrien Bohic , Maxime Bonjour , Emilien Bernard , Florent Cluse , Juliette Svahn , Laurent Jomir , Anne-Evelyne Vallet , Marion Demia , Lucie Roux , Ioana Cristina Bârsan , Léa Alves , Matthias Dion , Lionel Meens , Martin Moussy , Françoise Bouhour , Yann Péréon , Antoine Pegat
{"title":"Contralateral R1 response in blink reflex in patients with amyotrophic lateral sclerosis","authors":"Julian Theuriet ,&nbsp;Adrien Bohic ,&nbsp;Maxime Bonjour ,&nbsp;Emilien Bernard ,&nbsp;Florent Cluse ,&nbsp;Juliette Svahn ,&nbsp;Laurent Jomir ,&nbsp;Anne-Evelyne Vallet ,&nbsp;Marion Demia ,&nbsp;Lucie Roux ,&nbsp;Ioana Cristina Bârsan ,&nbsp;Léa Alves ,&nbsp;Matthias Dion ,&nbsp;Lionel Meens ,&nbsp;Martin Moussy ,&nbsp;Françoise Bouhour ,&nbsp;Yann Péréon ,&nbsp;Antoine Pegat","doi":"10.1016/j.cnp.2025.02.005","DOIUrl":"10.1016/j.cnp.2025.02.005","url":null,"abstract":"<div><h3>Objective</h3><div>This study aimed to compare the frequency of blink reflex’s contralateral R1 responses (R1′) between patients with amyotrophic lateral sclerosis (ALS), non-ALS motor deficit patients, and healthy volunteers.</div></div><div><h3>Methods</h3><div>A total of 120 participants were prospectively recruited: 40 with ALS, 40 with a non-ALS motor deficit, and 40 healthy volunteers. Blink reflexes were recorded from orbicularis oculi muscles following supraorbital nerve stimulation.</div></div><div><h3>Results</h3><div>R1′ was more frequent in the ALS group (42.5 %) compared to healthy volunteers (12.5 %, p = 0.00588), and compared to non-ALS patients (7.5 %, p = 0.000789). Bilateral R1′ was observed only in ALS patients (22.5 %). No clinically significant difference was found in the latencies or amplitudes of the R1, R2, or R1′ responses among groups. R1′ was more frequent in ALS patients with pseudobulbar affect (71.4 %) compared to those without (36.4 %).</div></div><div><h3>Conclusions</h3><div>The higher frequency of R1′ in ALS highlights its potential role in distinguishing ALS from other motor disorders. Its sensitivity was low, but bilateral R1′ was specific to ALS. The higher frequency of R1′ among ALS patients with pseudobulbar affect potentially reflects corticobulbar neuron degeneration.</div></div><div><h3>Significance</h3><div>The R1′, especially when bilateral, could serve as an additional diagnostic biomarker for ALS, although its clinical relevance should be considered within the broader diagnostic context.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 47-51"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143509107","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Motor and parietal cortex activity responses to mirror visual feedback in patients with subacute stroke: An EEG study 亚急性中风患者的运动和顶叶皮层活动对镜像视觉反馈的反应:一项脑电图研究。
IF 2
Clinical Neurophysiology Practice Pub Date : 2025-01-01 DOI: 10.1016/j.cnp.2024.12.004
Jinyang Zhuang , Xiyuan Lei , Xiaoli Guo , Li Ding , Jie Jia
{"title":"Motor and parietal cortex activity responses to mirror visual feedback in patients with subacute stroke: An EEG study","authors":"Jinyang Zhuang ,&nbsp;Xiyuan Lei ,&nbsp;Xiaoli Guo ,&nbsp;Li Ding ,&nbsp;Jie Jia","doi":"10.1016/j.cnp.2024.12.004","DOIUrl":"10.1016/j.cnp.2024.12.004","url":null,"abstract":"<div><h3>Objective</h3><div>To elucidate the immediate electrophysiological effects of mirror visual feedback (MVF) combined with or without touch task in subacute stroke.</div></div><div><h3>Methods</h3><div>Subacute stroke patients and healthy controls were recruited to participate in four grasping tasks (MVF or no MVF, combined with rubber ball or no ball) under electroencephalogram (EEG) monitoring. Event-related desynchronization (ERD) /event-related synchronization (ERS) and the lateralization index (LI) were utilized to observe the electrophysiological effects.</div></div><div><h3>Results</h3><div>MVF reduced ERD suppression in the contralateral primary motor cortex (M1) of stroke patients. This reduction was observed in the low mu band for the contralateral parietal cortex during pure MVF. The laterality effects in the low mu band under MVF was noted in M1 for stroke patients and in the parietal cortex for all participants.</div></div><div><h3>Conclusions</h3><div>MVF inhibits the excitability of the contralateral M1 for subacute stroke. MVF inhibit activities in the contralateral M1 and parietal cortex, and reestablished hemispheric balance in the low mu band.</div></div><div><h3>Significance</h3><div>MVF has an instantaneous effect on subacute stroke by inhibiting the excitability of the contralateral sensorimotor cortex. The attenuated ERD in the low mu band in contralateral M1 and parietal cortex may serve as biomarkers of MVF for stroke rehabilitation.</div></div>","PeriodicalId":45697,"journal":{"name":"Clinical Neurophysiology Practice","volume":"10 ","pages":"Pages 12-21"},"PeriodicalIF":2.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11743862/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143013284","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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