Clinical Neurology and Neurosurgery最新文献

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Biopsy of the anterior interosseous motor branch for the pronator quadratus muscle: a safe and minimally invasive diagnostic tool for peripheral neuropathies. Anatomical surgery and surgical technique 前股四头肌肌间运动支活检:一种安全、微创的周围神经病诊断工具。解剖手术和手术技巧。
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-22 DOI: 10.1016/j.clineuro.2024.108508
{"title":"Biopsy of the anterior interosseous motor branch for the pronator quadratus muscle: a safe and minimally invasive diagnostic tool for peripheral neuropathies. Anatomical surgery and surgical technique","authors":"","doi":"10.1016/j.clineuro.2024.108508","DOIUrl":"10.1016/j.clineuro.2024.108508","url":null,"abstract":"<div><h3>Background and objectives</h3><p>Choosing the correct site for a nerve biopsy remains a challenge due to nerve sacrifice and major donor site complications, such as neuroma, as seen in sural nerve biopsy. Selecting a deeper donor nerve can help in burying nerve stumps in deep soft tissues, preventing neuroma. Moreover, using an expendable, deeply situated motor nerve can aid indiagnosis when a motor neuropathy is suspected. The authors propose using the pronator quadratus (PQ) branch for this purpose, as it is located deep between the bellies of the flexor muscles and the interosseous membrane in the forearm. This branch is expendable since the denervation of the PQ has a negligible effect on forearm pronation, which is primarily sustained by the pronator teres.</p></div><div><h3>Methods</h3><p>The surgical approach is the same as the approach for anterior interosseous nerve transfer to the motor component of the ulnar nerve in the distal forearm: access is in the midline in the middle third of the forearm under local anesthesia Blunt dissection is performed, separating and retracting the flexor musculotendinous junction to reach the interosseous membrane where the PQ branch is identified. A careful dissection of the nerve branch is performed, allowing a 2 cm long segment to be cut and removed. The proximal stump is then buried into an adjacent muscle belly and the surgical site is closed.</p></div><div><h3>Results</h3><p>The technique is safe and reproducible in experienced hands.</p></div><div><h3>Conclusion</h3><p>This technique may be especially applicable in cases where neurologists need to study motor neuropathies. Contraindications of the technique include wrist instability and high median nerve palsies.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142145305","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
Body image and social anxiety in hemifacial spasm: Examining self-esteem and fear of negative evaluation as mediators 半面痉挛患者的身体形象和社交焦虑:将自尊和对负面评价的恐惧作为中介进行研究
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-22 DOI: 10.1016/j.clineuro.2024.108516
{"title":"Body image and social anxiety in hemifacial spasm: Examining self-esteem and fear of negative evaluation as mediators","authors":"","doi":"10.1016/j.clineuro.2024.108516","DOIUrl":"10.1016/j.clineuro.2024.108516","url":null,"abstract":"<div><h3>Background</h3><p>Individuals diagnosed with hemifacial spasm (HFS) frequently undergo noticeable alterations in their facial appearance. Such changes can detrimentally influence both their physical and psychological well-being. While prior studies have identified self-esteem and fear of negative evaluation (FNE) as key elements in social anxiety, their role in studies concerning body image and its correlation with social anxiety has been seldom explored. This research seeks to explore how self-esteem and FNE concurrently mediate the relationship between body image and social anxiety among Chinese individuals with HFS.</p></div><div><h3>Methods</h3><p>Chinese patients with HFS (n=151) completed a cross-sectional questionnaire on the first day of admission that assessed body image, social anxiety, self-esteem, and FNE over the past week. Path analysis was used to test the hypothesis of the mediation model.</p></div><div><h3>Results</h3><p>The hypothesized model showed that FNE was positively correlated with body image and social anxiety, while negative associations were found among body image, self-esteem and social anxiety. Self-esteem and FNE play a mediating role between body image and social anxiety.</p></div><div><h3>Conclusion</h3><p>Our findings suggest that self-esteem and FNE may be important psychological pathways that affect body image and social anxiety in Chinese patients with HFS. Supplementing mental health services that help increase self-esteem and reduce FNE should be considered to improve the psychological quality of patients with HFS.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142048091","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
Simultaneous combined keyhole mini-transcranial approach and endoscopic transsphenoidal approach to remove multi-lobulated pituitary neuroendocrine tumor with suprasellar extension 同时采用锁孔微型经颅入路和内窥镜经蝶窦入路切除星状上扩展的多叶垂体神经内分泌肿瘤
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-21 DOI: 10.1016/j.clineuro.2024.108512
{"title":"Simultaneous combined keyhole mini-transcranial approach and endoscopic transsphenoidal approach to remove multi-lobulated pituitary neuroendocrine tumor with suprasellar extension","authors":"","doi":"10.1016/j.clineuro.2024.108512","DOIUrl":"10.1016/j.clineuro.2024.108512","url":null,"abstract":"<div><h3>Background</h3><p>Transsphenoidal surgery (TSS) is the main method to remove pituitary neuroendocrine tumor (PitNET), but large or multi-lobulated one is still challenging.</p></div><div><h3>Objective</h3><p>The less invasive simultaneous combined keyhole mini-transcranial approach and standard transsphenoidal approach was used to remove multi-lobulated or hourglass-shaped non-functioning PitNET to avoid the specific complications related to extended TSS.</p></div><div><h3>Methods</h3><p>Twenty-one patients of large multi-lobulated or hourglass-shaped PitNET (6 patients were recurrent cases after TSS or transcranial approach) were treated by this simultaneous combined approach. The supraorbital or midline keyhole approach was performed under the operating microscope so that the fine arteries feeding optic apparatus were dissected from the tumor capsule safely and securely and the suprasellar part of the tumor was removed in the extra-capsular fashion in combination with transsphenoidal approach.</p></div><div><h3>Results</h3><p>Visual function improved after the surgery in 14 (74 %) of 19 patients with preoperative disturbance of the visual fields. Four patients (19 %) developed postoperative deterioration of pituitary endocrine functions requiring permanent hormonal replacement. One patient (4.2 %) suffered cortical laminar necrosis without permanent disorders and another patient (4.2 %) suffered cerebrospinal fluid rhinorrhea but neither was permanent. Postoperative computed tomography detected no subarachnoid hemorrhage in any patient. Gross total removal was achieved in 15 patients (71 %). Five patients (24 %) with subtotal removal and one patient (4.2 %) with partial removal had lateral tumor extension with Knosp classification 3 or 4.</p></div><div><h3>Conclusion</h3><p>The combined method is an effective treatment option to remove complex PitNET safely and securely with dissecting fine arteries on the tumor capsule.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142048097","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
Endoscopic approaches to the posterior wall of the third ventricle: An anatomical comparison 第三脑室后壁的内窥镜方法:解剖学比较
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-19 DOI: 10.1016/j.clineuro.2024.108511
{"title":"Endoscopic approaches to the posterior wall of the third ventricle: An anatomical comparison","authors":"","doi":"10.1016/j.clineuro.2024.108511","DOIUrl":"10.1016/j.clineuro.2024.108511","url":null,"abstract":"<div><h3>Introduction</h3><p>Surgery of lesions in the posterior wall of the third ventricle requires great expertise due to its deep location and important surrounding structures. This region has been traditionally reached through a supracerebellar infratentorial approach, but new options have emerged, especially with the development of neuroendoscopy.</p></div><div><h3>Methods</h3><p>One formalin-fixed cadaver human head was dissected. Five different endoscopic approaches were performed: interhemispheric transcallosal transchoroidal, frontal transforaminal transchoroidal, supraorbital subfrontal translamina terminalis, expanded endonasal, and supracerebellar infratentorial. An anatomical description of the different approaches was conducted and quantitative measurements (craniocaudal and latero-lateral distances) were taken using the StealthStation ® workstation after performing a CT scan of the specimen.</p></div><div><h3>Results</h3><p>The interhemispheric transcallosal transchoroidal, frontal transforaminal transchoroidal, and supraorbital subfrontal translamina terminalis approaches provided great view of all the structures of the posterior wall of the third ventricle. Maximum craniocaudal distance was obtained through the supraorbital subfrontal translamina terminalis approach (10.6 mm), with great difference from the expanded endonasal approach (5.2 mm). The widest latero-lateral distance from inside the third ventricle was achieved through the interhemispheric transcallosal transchoroidal approach (4.6 mm), similar to the expanded endonasal (4.1 mm), and differing from the supraorbital subfrontal translamina terminalis (2.4 mm).</p></div><div><h3>Conclusions</h3><p>The endoscopic approaches provided an adequate alternative to more traditional microsurgical approaches to the posterior wall of the third ventricle, with a great view of all its structures. The selection of the approach must be taken under consideration in each case.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0303846724003986/pdfft?md5=5b7a4c22381eb8cd85a6d3184cec9209&pid=1-s2.0-S0303846724003986-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142048096","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Case report: Spontaneous improvement and treatment considerations in leukoencephalopathy with calcifications and cysts 病例报告:伴有钙化和囊肿的白质脑病的自然好转和治疗注意事项
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-18 DOI: 10.1016/j.clineuro.2024.108517
{"title":"Case report: Spontaneous improvement and treatment considerations in leukoencephalopathy with calcifications and cysts","authors":"","doi":"10.1016/j.clineuro.2024.108517","DOIUrl":"10.1016/j.clineuro.2024.108517","url":null,"abstract":"<div><p>We present the case of a patient with leukoencephalopathy with calcifications and cysts (LCC), who experienced progressive severe hemiparesis despite multiple neurosurgical interventions of a large contralateral cyst. Bevacizumab was proposed as an ultimate treatment option based on prior case reports. While awaiting reimbursement approval for bevacizumab, major improvement occurred in both clinical and radiological disease manifestations. The disease course of LCC is variable and unpredictable; neurosurgical treatment should be reserved for severe and progressive neurological deficits. Bevacizumab has been reported as a promising alternative treatment option. Importantly, in our case the observed clinical improvement would have been attributed to the effects of bevacizumab, if started when requested. Our case underscores the need for a natural history study for LCC and the necessity of validating treatment efficacy by systematic evaluation through appropriate clinical trials rather than relying on anecdotal evidence from published case reports.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0303846724004049/pdfft?md5=85173cfdcc180efb2213767b3b3fca02&pid=1-s2.0-S0303846724004049-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142021249","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mathematical modeling of meningioma volume change after radiation treatment 脑膜瘤放疗后体积变化的数学建模
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-17 DOI: 10.1016/j.clineuro.2024.108513
{"title":"Mathematical modeling of meningioma volume change after radiation treatment","authors":"","doi":"10.1016/j.clineuro.2024.108513","DOIUrl":"10.1016/j.clineuro.2024.108513","url":null,"abstract":"<div><h3>Objective</h3><p>Meningiomas are the most common primary central nervous tumor and are often treated with radiation therapy. This study examines the long-term volumetric changes of intracranial meningiomas in response to radiation therapy. The objective is to analyze and model the volumetric changes following treatment.</p></div><div><h3>Methods</h3><p>Data from a retrospective single-institution database (2005–2015) were used, with inclusion criteria being patients with a diagnosis of meningiomas, along with additional inclusion criteria consisting of treatment with radiation, having at least three magnetic resonance imaging (MRI) scans with one or more before and after radiation treatment, and the patients following up for at least eighteen months. Exclusion criteria consisted of patients less than 18 years old, patients receiving surgery and/or adjuvant chemotherapy following radiation, and patients without any available details regarding radiation treatment parameters. Tumor volumes were measured via T1-weighted post-contrast MRI and calculated using the ABC/2 ellipsoidal approximation, a method allowing for the measurement of non-linear growth volume reduction.</p></div><div><h3>Results</h3><p>Of 48 meningioma patients considered, 10 % experienced post-radiation growth, while 75 % witnessed a ≥50 % decrease in volume over a follow-up period of 0.3–14.9 years. Median decay rate was 0.81, and within 1.17 years, 90 % achieved the predicted volume reduction. Predicted vs. actual volumes showed a mean difference of 0.009 ± 0.347 cc. Initial tumor volumes strongly correlated (Pearson’s R=0.98, R-squared=0.96) with final asymptotic volumes, which had a median of 1.50 cc, with interquartile range (IQR) = [0.39, 3.67].</p></div><div><h3>Conclusion</h3><p>90 % of patients achieved tumor-volume reduction at 1.17 years post-treatment, reaching a non-zero asymptote strongly correlated with initial tumor volume, and 75 % experienced at least a 50 % volume decrease. Individual volume changes for responsive meningiomas can be modeled and predicted using exponential decay curves.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142040125","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
Progression predictors of clinically isolated syndrome to multiple sclerosis: A prospective study in China 临床孤立综合征进展为多发性硬化症的预测因素:中国的一项前瞻性研究
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-17 DOI: 10.1016/j.clineuro.2024.108514
{"title":"Progression predictors of clinically isolated syndrome to multiple sclerosis: A prospective study in China","authors":"","doi":"10.1016/j.clineuro.2024.108514","DOIUrl":"10.1016/j.clineuro.2024.108514","url":null,"abstract":"<div><h3>Objectives</h3><p>Clinically isolated syndrome (CIS) is a preclinical phase of multiple sclerosis (MS). The progression rate of CIS to clinical definite MS (CDMS) varies significantly across different populations, and identifying predictors of progression is crucial for early diagnosis and treatment. We aimed to investigate predictors of progression from CIS to CDMS in a Chinese cohort.</p></div><div><h3>Methods</h3><p>A single-center cohort study was conducted with newly diagnosed patients with CIS in China between 2018 and 2021. All patients underwent a comprehensive clinical evaluation, including neurological examination, magnetic resonance imaging, and laboratory tests. Follow-up assessments were conducted at regular intervals to monitor disease progression. Progression to CDMS was defined according to the 2017 McDonald criteria. Age, sex, Expanded Disability Status Scale (EDSS) score, number of patients with magnetic resonance imaging gadolinium-enhancing (Gd+) lesions, T2 lesions and Gd+ lesions count, CSF cell count, CSF total protein, CSF and serum neurofilament light chain (NfL), progranulin (PGRN) and Th17-related cytokines (IL-6, IL-17, IL-21, IL-22, IL-23 and TGF-β) were measured for association with risk of progression to CDMS.</p></div><div><h3>Results</h3><p>A total of 96 CIS patients were recruited in the study. During the at least 24 months follow-up period, 57 (59.38 %) CIS patients progressed to CDMS, while 39 (40.62 %) patients without progression remained stable as CIS. Multivariate analysis revealed that younger age at onset (OR= 43.43, 95 % CI= 1.76–1071.68, p&lt;0.021), higher CSF elevated protein (OR=58.64, 95 % CI=2.72–1264.51, p=0.009), higher CSF NfL levels (OR= 97.00, 95 % CI= 4.68–2012.99, p=0.003) and higher CSF IL-23 levels (OR= 412.02, 95 % CI=6.56–25869.60, p=0.004) were associated with high risk of progression to CDMS.</p></div><div><h3>Conclusion</h3><p>Younger age at onset, elevated CSF NfL, IL-23 and protein levels might be progression predictors of CIS to CDMS in Chinese population.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142021248","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
Reconstructive treatment using stent placement for type IIa+b lateral sinus dural arteriovenous fistulas complicated with sinus occlusion 使用支架置入术对并发窦闭塞的 IIa+b 型侧窦硬脑膜动静脉瘘进行重建治疗
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-17 DOI: 10.1016/j.clineuro.2024.108515
{"title":"Reconstructive treatment using stent placement for type IIa+b lateral sinus dural arteriovenous fistulas complicated with sinus occlusion","authors":"","doi":"10.1016/j.clineuro.2024.108515","DOIUrl":"10.1016/j.clineuro.2024.108515","url":null,"abstract":"<div><h3>Background</h3><p>Cognard type IIa+b dural arteriovenous fistulas (DAVFs) in the lateral sinuses are often complicated with venous sinus obstruction and accompanied by clinical symptoms and a risk of hemorrhage. The purpose of this study was to assess venous sinus stenting as a viable alternative treatment in complex lateral sinus DAVFs and examine its efficacy and safety.</p></div><div><h3>Methods</h3><p>We retrospectively examined patients diagnosed with type IIa+b DAVF in the transverse or sigmoid sinus with associated venous sinus occlusion who were treated via stent placement between April 2017 and June 2019.</p></div><div><h3>Results</h3><p>Six patients were included in this study. Three patients had DAVFs in both the transverse and sigmoid sinuses, two in the transverse sinus and confluence of sinuses, and one in the transverse sinus. The most common symptoms were headache, dizziness, and limb weakness. At the last follow-up, three patients had significant improvement, and three were asymptomatic. Angiograms performed immediately after the surgery showed restoration of the anterograde venous drainage in all patients. According to the follow-up angiography results, two DAVFs were completely obliterated, and four remained as stable type I DAVFs. Most patients had satisfactory venous sinus drainage, except one who had in-stent stenosis.</p></div><div><h3>Conclusions</h3><p>Stent placement can restore sinus patency, improve clinical symptoms, and decrease intracranial hemorrhage risk. This approach may be an effective option for treating type IIa+b lateral DAVFs complicated by sinus occlusion.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142040411","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
Design of the “EAST” strategy in patients with asymptomatic intracranial atherosclerotic stenosis 无症状颅内动脉粥样硬化性狭窄患者的 "EAST "策略设计
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-15 DOI: 10.1016/j.clineuro.2024.108507
{"title":"Design of the “EAST” strategy in patients with asymptomatic intracranial atherosclerotic stenosis","authors":"","doi":"10.1016/j.clineuro.2024.108507","DOIUrl":"10.1016/j.clineuro.2024.108507","url":null,"abstract":"<div><h3>Introduction</h3><p>Intracranial atherosclerotic stenosis (ICAS) is one of the most common causes of stroke worldwide and confers a high risk of stroke recurrence, despite aggressive medical therapy. Asymptomatic ICAS (aICAS) is a frequent finding on neuroimaging, and it’s an independent risk factor for future stroke. Alirocumab is a monoclonal antibody that inhibits proprotein convertase subtilisin-kexin type 9 (PCSK9) and effectively lower low-density lipoprotein cholesterol levels. We hypothesize that extra alirocumab in addition to statin therapy (EAST) could stabilize intracranial plaques in patients with aICAS.</p></div><div><h3>Methods and analysis</h3><p>In this prospective, randomized, open-label, blinded end-point study, we will use high-resolution vessel-wall magnetic resonance imaging (HR-vwMRI) to evaluate the efficacy and safety of alirocumab in patients with asymptomatic ICAS. Eighty patients with aICAS (50 %-99 %) caused by unstable plaques will be assigned to the arm of alirocumab plus statin therapy, or the arm of statin therapy in a 1:1 ratio. Patients will undergo HR-vwMRI at recruitment and after 6 months. The primary outcome is changes in plaque features evaluated by HR-vwMRI after 6 months’ treatment. This trial is being conducted at the first affiliated hospital of Nanjing medical university, China.</p></div><div><h3>Ethics and dissemination</h3><p>The study has been approved by the Ethics Committee of the First Affiliated Hospital of Nanjing Medical University. Written informed consents will be obtained from all participants. Study results will be published as peer-reviewed articles.</p></div><div><h3>Trial registration number</h3><p>ClinicalTrials.gov, Identifier: NCT06080256.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142048098","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
The prominence of Oligoclonal Bands for clinical conversion in Radiologically isolated syndrome: 10-year follow-up study in Isfahan, Iran 放射学孤立综合征临床转归中少克隆带的显著性:伊朗伊斯法罕的 10 年随访研究
IF 1.8 4区 医学
Clinical Neurology and Neurosurgery Pub Date : 2024-08-14 DOI: 10.1016/j.clineuro.2024.108509
{"title":"The prominence of Oligoclonal Bands for clinical conversion in Radiologically isolated syndrome: 10-year follow-up study in Isfahan, Iran","authors":"","doi":"10.1016/j.clineuro.2024.108509","DOIUrl":"10.1016/j.clineuro.2024.108509","url":null,"abstract":"<div><h3>Background</h3><p>Since data is limited on radiologically isolated syndrome (RIS) subjects in certain regions like the Middle East, we aimed to further explore the replicability and generalizability of previously suggested predictors among a cohort of Iranian RIS subjects and report the long-term clinically definite MS (CDMS) conversion rate in this cohort.</p></div><div><h3>Methods</h3><p>We conducted a prospective 10-year cohort on our RIS participants, during which we collected the MRI, paraclinical, and demographic data of the subjects, and identified those who converted to CDMS.</p></div><div><h3>Results</h3><p>Out of 35 participants, 10 (28.5 %) developed CDMS during an average of 5.58 ± 3.08 years (range: 4 months to 10.33 years). OCB positivity was the only definitive predictor for conversion to CDMS in this cohort (P-value = 0.006), but other previously reported risk factors such as spinal cord lesions or age lacked statistical significance (P-values &gt; 0.05). We also reported the median survival time as 114 months, the proportion surviving after 14 months as 96.9 % ± 3.1 %, and the overall conversion rate as 0.05 cases per year.</p></div><div><h3>Conclusion</h3><p>Our results highlight OCB as an important predictive factor of clinical conversion in RIS. The prominence of OCB suggests a need for routine CSF analysis in RIS subjects and could guide clinicians in deciding which RIS subjects benefit from DMTs.</p></div>","PeriodicalId":10385,"journal":{"name":"Clinical Neurology and Neurosurgery","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142012762","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
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