Neuroradiology Journal最新文献

{"title":"Deep learning and iterative image reconstruction for head CT: Impact on image quality and radiation dose reduction-Comparative study.","authors":"Michal Pula, Emilia Kucharczyk, Agata Zdanowicz-Ratajczyk, Mateusz Dorochowicz, Maciej Guzinski","doi":"10.1177/19714009251345108","DOIUrl":"10.1177/19714009251345108","url":null,"abstract":"<p><p><b>Background and purpose:</b> This study focuses on an objective evaluation of a novel reconstruction algorithm-Deep Learning Image Reconstruction (DLIR)-ability to improve image quality and reduce radiation dose compared to the established standard of Adaptive Statistical Iterative Reconstruction-V (ASIR-V), in unenhanced head computed tomography (CT). <b>Materials and methods:</b> A retrospective analysis of 163 consecutive unenhanced head CTs was conducted. Image quality assessment was computed on the objective parameters of Signal-to-Noise Ratio (SNR) and Contrast-to-Noise Ratio (CNR), derived from 5 regions of interest (ROI). The evaluation of DLIR dose reduction abilities was based on the analysis of the PACS derived parameters of dose length product and computed tomography dose index volume (CTDIvol). <b>Results:</b> Following the application of rigorous criteria, the study comprised 35 patients. Significant image quality improvement was achieved with the implementation of DLIR, as evidenced by up to a 145% and 160% increase in SNR in supra- and infratentorial regions, respectively. CNR measurements further confirmed the superiority of DLIR over ASIR-V, with an increase of 171.5% in the supratentorial region and a 59.3% increase in the infratentorial region. Despite the signal improvement and noise reduction DLIR facilitated radiation dose reduction of up to 44% in CTDIvol. <b>Conclusion:</b> Implementation of DLIR in head CT scans enables significant image quality improvement and dose reduction abilities compared to standard ASIR-V. However, the dose reduction feature was proven insufficient to counteract the lack of gantry angulation in wide-detector scanners.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251345108"},"PeriodicalIF":1.3,"publicationDate":"2025-05-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12102084/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144129241","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}

{"title":"Endovascular thrombectomy versus standard medical treatment in acute ischemic stroke patients with large infarcts (ASPECTS ≤ 5): A meta-analysis.","authors":"Ocílio Ribeiro Gonçalves, Ana B Santos, Anthony Hong, Matheus Felipe Henriques Brandão, Gabriel de Almeida Monteiro, Luma Rodrigues da Silva, Arlindo Bispo da Silva Júnior, Gabriel Henrique Simoni, Kairo Igor Freitas de Aquino, Pedro Barreto Pires Bezerra Filho, Márcio Yuri Ferreira, Sávio Batista, Victor Gonçalves Soares, Vitor Ribeiro Gonçalves, Christian Ferreira, Kelson James Almeida","doi":"10.1177/19714009251345105","DOIUrl":"10.1177/19714009251345105","url":null,"abstract":"<p><p><b>Background:</b> Recent studies highlight the benefits of endovascular thrombectomy (EVT) combined with standard medical treatment (SMT) for acute ischemic stroke (AIS) patients with large infarcts compared to SMT alone. <b>Objective:</b> This study evaluates the efficacy, bleeding risk, and mortality of EVT versus SMT in AIS patients with Alberta Stroke Program Early CT Score (ASPECTS) ≤5. <b>Methods:</b> A systematic review of MEDLINE, Embase, and Cochrane databases was conducted on June 6, 2024, to identify randomized controlled trials (RCTs) comparing EVT plus SMT with SMT alone in AIS patients with ASPECTS ≤5. Primary outcomes included successful reperfusion, modified Rankin scale (mRS) scores of 0-2 and 0-3, and neurological improvement. Secondary outcomes assessed all-cause mortality, intracranial hemorrhage (ICH), and EQ-5D-5L Utility Index. Statistical analyses applied the Mantel-Haenszel method with 95% confidence intervals (CIs), with heterogeneity evaluated via I² statistics. <b>Results:</b> Six RCTs involving 1887 patients (944 receiving EVT) were included. EVT significantly increased the incidence of mRS 0-2 (RR 2.50; 95% CI 1.89 to 3.30; <i>p</i> < .001; I² = 8%) and mRS 0-3 (RR 1.92; 95% CI 1.50 to 2.46; <i>p</i> < .001; I² = 62%). However, EVT was associated with a higher risk of ICH (RR 1.73; 95% CI 1.11 to 2.69; <i>p</i> = .016; I² = 0%) and did not reduce mortality compared to SMT (RR 0.86; 95% CI 0.72 to 1.02; <i>p</i> = .082; I² = 47%). <b>Conclusion:</b> EVT improves functional outcomes in AIS patients with moderate-to-low ASPECTS but increases the risk of ICH without reducing mortality.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251345105"},"PeriodicalIF":1.3,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12098320/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144120207","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}

{"title":"Machine learning models in the prediction of chronic or shunt-dependent hydrocephalus following subarachnoid hemorrhage: A systematic review and meta-analysis.","authors":"Bardia Hajikarimloo, Ibrahim Mohammadzadeh, Mohammad Amin Habibi, Salem M Tos, Ali Asgarzadeh, Mahboobeh Tajvidi, Saba Aghajani, Rana Hashemi, Alireza Kooshki","doi":"10.1177/19714009251345104","DOIUrl":"10.1177/19714009251345104","url":null,"abstract":"<p><p>PurposeChronic or shunt-dependent hydrocephalus is a frequent consequence of subarachnoid hemorrhage (SAH) with an unclear pathophysiology, making treatment challenging. Despite favorable outcomes following cerebrospinal fluid (CSF) diversion, high-risk surgical interventions remain necessary in some cases. Accurate prediction of chronic or shunt-dependent hydrocephalus in SAH patients can play an important role in their management. This systematic review and meta-analysis assessed the predictive performance of machine learning (ML) models in forecasting chronic or shunt-dependent hydrocephalus following SAH.MethodsA systematic search of PubMed, Embase, Scopus, and Web of Science was conducted. ML or deep learning (DL)-based models that predicted chronic or shunt-dependent hydrocephalus following SAH were included. To avoid bias, only the data of the best-performance model, which was defined by the highest area under the curve (AUC) of the models, were extracted. The pooled AUC, accuracy (ACC), sensitivity, specificity, and diagnostic odds ratio (DOR) were calculated using the R program.ResultsSix studies with 2096 individuals were included. The AUC, ACC, sensitivity, and specificity ranged from 0.8 to 0.92, 0.72 to 0.9, 0.73 to 0.85, and 0.7 to 0.92. The meta-analysis showed a pooled AUC of 0.83 (95%CI: 0.81-0.84) and ACC of 0.79 (95%CI: 0.66-0.91). The meta-analysis revealed a pooled sensitivity of 0.8 (95%CI: 0.73-0.85), specificity of 0.79 (95%CI: 0.68-0.86), and DOR of 12.13 (95%CI: 8.2-17.96) for predictive performance of these models.ConclusionML-based models showed encouraging predictive performance in forecasting chronic or shunt-dependent hydrocephalus following SAH.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251345104"},"PeriodicalIF":1.3,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12102083/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144129196","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}

{"title":"Premotor cortex and frontal eye field region metabolite alteration in human amyotrophic lateral sclerosis patients: A quantitative survey.","authors":"Mina Ghannizadeh, Auob Rustamzadeh, Mansour Homayoun, Zahra Aliakbari, Saeed Zamani","doi":"10.1177/19714009251345102","DOIUrl":"10.1177/19714009251345102","url":null,"abstract":"<p><p>IntroductionAmyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disorder characterized by progressive upper and lower motor neuron degeneration, leading to muscle weakness, respiratory failure, and mortality. The premotor cortex (PMC), including the frontal eye field (FEF), shows greater resistance, with limb function declining earlier than eye movement. This study utilizes magnetic resonance spectroscopy (MRS) to investigate metabolite ratio changes in these regions for potential early ALS diagnosis.Methods and MaterialsFourteen ALS patients and healthy controls underwent MRS to assess neurometabolite levels, including N-acetyl aspartate (NAA), creatine (Cr), myo-inositol (mIns), and choline (Cho) in the PMC and FEF. ELISA measured superoxide dismutase-1 (SOD1) enzyme levels. Group differences were analyzed statistically using t-tests to evaluate significant variations.ResultIn ALS patients, a significant decrease in NAA/Cr (<i>p</i> = .045) and an increase in mIns/Cr (<i>p</i> < .0001) concentrations were observed in the PMC. No significant differences in Cho/Cr (<i>p</i> = .215) were detected between the FEF and PMC regions in ALS patients. Compared to the control group, NAA/Cr levels in the PMC and FEF regions of ALS patients were significantly lower (<i>p</i> = .004, .001), while mIns/Cr values were significantly higher (<i>p</i> = .001). However, no significant changes were observed in the Cho/Cr ratio in the FEF between ALS patients and controls. Additionally, SOD1 enzyme levels were significantly reduced in ALS patients (<i>p</i> < .0001).ConclusionThe findings suggest that neurometabolites levels in the PMC and FEF may be a promising candidate for clinical and pathological changes in ALS.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251345102"},"PeriodicalIF":1.3,"publicationDate":"2025-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12095263/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144112449","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}

{"title":"Outcomes following thrombectomy for acute ischemic stroke using procedural sedation with midazolam.","authors":"Takashi Fujii, Yoshimasa Fukui, Kousei Maruyama, Kosuke Takigawa, Noriaki Tashiro, Hidetoshi Matsukawa, Yoshiya Hashiguchi, Masanobu Yasumoto, Masahiro Yasaka, Hiroshi Aikawa, Yoshinori Go, Kiyoshi Kazekawa","doi":"10.1177/19714009251345106","DOIUrl":"10.1177/19714009251345106","url":null,"abstract":"<p><p>Although the effectiveness of thrombectomy has become clear, there is no consensus on whether sedation should be performed under general anesthesia or procedural sedation. Midazolam is used to achieve mild sedation during invasive treatments and examinations. This study aimed to investigate the treatment outcomes of thrombectomy under mild sedation using midazolam and report them retrospectively. This study included 100 cases of acute occlusion of the anterior circulation of intracranial vessels with a National Institutes of Health Stroke Scale (NIHSS) score of 10 or more who underwent thrombectomy under sedation using midazolam at our hospital between 2023 and 2024. The average age of the patients was 79.0 ± 12.2 years, and the preoperative NIHSS score was 19.8 ± 6.4. In total, 92 cases (92.0%) with modified Thrombolysis in Cerebral Infarction 2B or higher recovered with an average time from puncture to recanalization of 32 ± 23 min, and 52 cases (52.0%) had a favorable outcome (modified Rankin Scale 0-2) 3 months later. Anesthesia-related complications included postoperative pneumonia in seven cases (7.0%), and procedural complications included symptomatic intracranial hemorrhage due to perforation of intracranial vessels by the microguidewire in one case (1.0%). Nine patients (9.0%) died 3 months after surgery. Thrombectomy under procedural sedation using midazolam achieves favorable outcomes owing to favorable and rapid recanalization. In addition, there are few procedural complications due to body movement and few anesthesia-related complications due to sedation, making this a safe method.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251345106"},"PeriodicalIF":1.3,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12092415/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144112446","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}

{"title":"Direct parieto-occipital connectivity of the amygdala via the parahippocampal segment of the cingulum bundle.","authors":"Arash Kamali, Kamand Khalaj, Atif Ali, Farbod Khalaj, Diana Kokash, Andres R Gonzalez, Michael A Jacobs, Alireza Akhbardeh, Paul E Schulz, Khader M Hasan","doi":"10.1177/19714009251339083","DOIUrl":"10.1177/19714009251339083","url":null,"abstract":"<p><p>BackgroundThe amygdala is a key structure involved in memory, emotional processing, and sensory integration. While the cortical connectivity of the amygdala with the frontal and temporal lobes has been extensively studied, its direct connections with the parieto-occipital cortices remain underexplored. This study aims to delineate the direct connectivity between the amygdala and the parietal and occipital cortices via the parahippocampal segment of the cingulum bundle.MethodsHigh-resolution diffusion-weighted imaging (DWI) tractography was performed on 30 healthy adult brains. Fiber tracking was conducted using three regions of interest (ROIs) placed in the parietal, occipital, and medial temporal lobes. A fractional anisotropy (FA) threshold of 0.25 and an angle threshold of 70° were applied to reconstruct the fiber pathways.ResultsA consistent bilateral trajectory of the parahippocampal segment of the cingulum bundle was identified, originating in the posterior parietal and lateral occipital cortices and terminating in the amygdala. This pathway was distinct from adjacent fiber tracts such as the amygdalofugal pathway and fornix.ConclusionThis study confirms the existence of a direct parieto-occipital connection to the amygdala via the parahippocampal cingulum bundle which is an important part of the ventral and dorsal Kamali limbic circuitry. These findings contribute to our understanding of posterior limbic connectivity and may have implications for visuosensory-emotional processing in both health and disease.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251339083"},"PeriodicalIF":1.3,"publicationDate":"2025-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12078249/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144041167","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}

{"title":"Are CT scans of the sinuses before stem cell transplantations necessary among patients with sickle cell disease who underwent MRI?","authors":"Mohammad A Altraifi, Akeel A Alali","doi":"10.1177/19714009241303125","DOIUrl":"10.1177/19714009241303125","url":null,"abstract":"<p><p>PurposeThe utility of CT scans of the sinuses before stem cell transplantation among patients with sickle cell disease (SCD) is unclear, as there have been conflicting results in the literature. This study aimed to assess whether brain MRI screening is sufficient for evaluating the paranasal sinuses (PNS), thus eliminating the need for CT scans of the sinuses prior to hematopoietic stem cell transplantation (HSCT).Materials and methodsThis was a retrospective study in which we included all adult patients with SCD who were scheduled for HSCT and underwent CT scans of the sinuses and brain MRI within one week. The Lund and Mackay staging systems were used to score sinus mucosal thickening on both CT and MRI, each of which was performed separately and blindly. The agreement between the two modalities was assessed by the intraclass correlation coefficient (ICC).ResultsA total of 119 pre-transplant patients were included. There was excellent agreement between MRI and CT, with an ICC of 0.978 (0.967-0.985 at 95% confidence interval; <i>p</i> < .001). There was also substantial agreement between MRI and CT in the evaluation of sinus calcifications or hyperdense material, with a Cohen kappa value of 0.8 (<i>p</i> < .001).ConclusionBrain MRI is probably sufficient for assessing PNS disease in SCD patients before stem cell transplantation. Given its effectiveness in detecting sinus disease and silent infarcts without the added risks of radiation, MRI is the preferred and most resource-efficient imaging approach.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009241303125"},"PeriodicalIF":1.3,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12075171/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144054120","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}

{"title":"Associations between intraplaque hemorrhage and other high-risk plaque features in atherosclerotic plaques.","authors":"Michelle T Nguyen, John C Benson, Adnan Shahid, Anthony S Larson, Waleed Brinjikji, Deena Nasr, Luca Saba, Giuseppe Lanzino, Luis E Savastano","doi":"10.1177/19714009251338634","DOIUrl":"https://doi.org/10.1177/19714009251338634","url":null,"abstract":"<p><p><b>Background:</b> Little is known about the association between intraplaque hemorrhage (IPH) and other features of high-risk carotid atherosclerotic plaques, such as the presence of plaque ulceration, plaque enhancement, and lipid-rich necrotic core (LRNC). This study set out to assess the relationship between IPH and other vulnerable plaque features. <b>Materials and Methods:</b> A retrospective review was done of 102 patients with IPH in one or both of the internal carotid arteries (ICA) on neck MRA between 1/1/2016 and 3/31/2021. IPH was defined as a ≥200% signal intensity of the adjacent sternocleidomastoid muscle on MPRAGE images. All ICA plaques were assessed for the presence or absence of IPH, plaque ulceration, plaque enhancement, and LRNC, as well as IPH volume. IPH volume was measured manually by outlining the region of interest. <b>Results:</b> A total of 102 patients were included, with 88 (86.3%) being male. The average age was 73.5 years (SD = 9.0). Both IPH and LRNC were more commonly seen in the left carotid artery (<i>p</i> = .018 and <i>p</i> = .047, respectively). For right-sided ICAs, there was a significant association between IPH and LRNC (<i>p</i> < .0001). Lesions without IPH were more likely to have plaque enhancement than lesions with IPH (<i>p</i> = .04). For left-sided ICAs, there was also a significant association between the presence of IPH and LRNC (<i>p</i> < .0001). <b>Conclusions:</b> There is a significant association between the presence of IPH and LRNC. An inverse relationship was found between the presence of IPH and plaque enhancement for right-sided plaques. No associations were found between IPH and plaque ulceration.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251338634"},"PeriodicalIF":1.3,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12061917/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144050199","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}

{"title":"Edaravone dexborneol for the treatment of acute ischemic stroke: A systematic review and meta-analysis.","authors":"Ali Mortezaei, Mohamed Emara, Mohammad Amin Habibi, Forough Yazdanian, Ibrahim Mohammadzadeh, Adam A Dmytriw, Redi Rahmani, David S Liebeskind","doi":"10.1177/19714009251340319","DOIUrl":"https://doi.org/10.1177/19714009251340319","url":null,"abstract":"<p><p>BackgroundEdaravone dexborneol has been developed as a novel neuroprotective agent and showed a promising result in treatment of stroke. The current meta-analysis aimed to assess the feasibility and efficacy of the edaravone dexborneol in the treatment of stroke.MethodWe performed a systematic review and meta-analysis of literature in four electronic databases. Binary outcomes were analyzed through the risks ratio (RR) and 95% confidence interval (CI), while the continuous outcomes were analyzed through the standardized mean difference (SMD) and 95% CI. Also, we did a subgroup analysis to show more feasibility and safety dimensions.ResultsFive studies with a total of 2415 patients were included. There were 1119 patients in edaravone dexborneol group and 1216 patients in control group. The 90-mRS 0-1 (RR 1.17 [95% CI 1.09-1.25]; <i>p</i> < 0.0001) and 90-day mRS 0-2 (RR 1.12 [95% CI 1.07-1.18]; <i>p</i> < 0.0001) were statistically significant higher in intervention group compared with control group. There was no significant difference between intervention group and control group concerning 90-day mRS 0-3 (RR 1.03 [95% CI 0.99-1.06]; <i>p</i> = 0.07), 90-day mortality rate (RR 0.71 [95% CI 0.45-1.11]; <i>p</i> = 0.13), serious adverse events (RR 0.91 [95% CI 0.72-1.16]; <i>p</i> = 0.45), and NIHSS score ≤1 at days 14 (RR 0.96; <i>p</i> = 0.69), 30 (RR 1.08; <i>p</i> = 0.18), and 90 (RR 1.06; <i>p</i> = 0.15). No heterogeneity in treatment effect was seen in the analysis, and any potential discrepancies were addressed by sensitivity analysis.ConclusionEdaravone dexborneol can be a favorable treatment option for patients with stroke. However, more randomized controlled trials are required to confirm our findings.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251340319"},"PeriodicalIF":1.3,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12061916/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144057583","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}

{"title":"Forearm-only transarterial and transvenous approach for endovascular intervention of dural arteriovenous fistula.","authors":"Kento Tsuburaya, Hidemichi Ito, Toshihiro Ueda, Gaku Hidaka, Yuichiro Kushiro, Taigen Sase, Masashi Uchida, Hidetoshi Murata","doi":"10.1177/19714009251340312","DOIUrl":"https://doi.org/10.1177/19714009251340312","url":null,"abstract":"<p><p>BackgroundTransradial arterial access has become widely used as a less invasive approach in neuroendovascular therapy, but the forearm venous approach has rarely been reported.ObjectivesThis study aimed to assess the safety and efficacy of forearm transvenous neurointervention for intracranial lesions. We present our experience with a simultaneous forearm-only transarterial and venous approach (fTAVA) for dural arteriovenous fistulas (dAVFs).MethodsWe retrospectively reviewed a prospective database of consecutive patients who underwent fTAVA for dAVFs between 2021 and 2024. fTAVA was performed using the right radial artery and superficial forearm vein as puncture sites. Arterial closure was achieved using a radial compression device, whereas bandage compression was used for venous closure. Procedural success, angiographic results, procedure-related complications and patient satisfaction were evaluated.ResultsOverall, 13 (8 carotid-cavernous sinus and 5 transverse-sigmoid sinus fistulas) procedures using fTAVA were successfully performed with favorable outcomes. Arterial puncture was performed at the distal radial artery in nine cases. The venous puncture site was the median cubital vein in nine cases and the forearm cephalic vein in four cases. The targeted fistulas were distal to the right jugular vein in four cases and the left jugular vein in nine cases. They were successfully accessed in all cases. The angiographic result was total occlusion in eleven cases and subtotal occlusion in two cases. There was one patient with minor access-site complication in distal radial artery.ConclusionsThe fTAVA is a safe and effective method for the endovascular treatment of dAVFs and is associated with reduced patient discomfort.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009251340312"},"PeriodicalIF":1.3,"publicationDate":"2025-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12043621/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144050203","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}