Interventional Neuroradiology最新文献

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Rate of periprocedural stroke in diagnostic cerebral angiograms comparing transradial versus transfemoral access. 经桡动脉入路与经股动脉入路诊断性脑血管造影的围手术期中风率比较。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-11-30 DOI: 10.1177/15910199221142653
Anna Luisa Kuhn, Ajit S Puri, Katyucia de Macedo Rodrigues, Francesco Massari, Jasmeet Singh
{"title":"Rate of periprocedural stroke in diagnostic cerebral angiograms comparing transradial versus transfemoral access.","authors":"Anna Luisa Kuhn, Ajit S Puri, Katyucia de Macedo Rodrigues, Francesco Massari, Jasmeet Singh","doi":"10.1177/15910199221142653","DOIUrl":"10.1177/15910199221142653","url":null,"abstract":"<p><strong>Purpose: </strong>Transradial access for neurointerventional procedures has increased in popularity over the past few years due to data from extrapolated interventional cardiology studies, patient preference, and early reports of feasibility using this approach. Our aim was to evaluate the incidence of periprocedural stroke in patients undergoing transradial versus transfemoral access for diagnostic cerebral angiograms.</p><p><strong>Methods: </strong>We retrospectively reviewed our neurointerventional database and identified all patients who underwent a diagnostic angiogram between May 2019 and July 2021. Patients were further divided into transradial versus transfemoral access. In patients with postprocedural stroke, symptoms and National Institute of Health Stroke Scale score were recorded. Pertinent laboratory values and procedural data was reviewed, including COVID status, platelet count, International normalized ratio (INR), Glomerular filtration rate (GFR), vessels catheterized, amount of contrast used, and fluoroscopy time. Imaging work-up for stroke symptoms was reviewed, if available.</p><p><strong>Results: </strong>Thousand two-hundred thirty eight diagnostic cerebral angiograms with 656 patients (53%) undergoing transradial access. Stroke symptoms after angiogram were only observed in the transradial group (5 patients; 0.4% total and 0.8% among radial access cases, respectively). Symptoms included word finding difficulty, paresthesia, or weakness. Three patients underwent cross-sectional imaging, computed tomography was negative in all three patients. Magnetic resonance imaging showed small, scattered infarcts in two patients. All symptoms resolved without additional hospitalization.</p><p><strong>Conclusion: </strong>In our experience, using transradial access for diagnostic cerebral angiograms was associated with a low but not negligible incidence of periprocedural strokes. Patient anatomy should be evaluated prior to selection of vascular access. Patients should be made aware of a slightly higher periprocedural stroke risk with transradial access.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"679-682"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569464/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40711504","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
Safety and efficacy of endovascular thrombolysis in patients with acute cerebral venous sinus thrombosis: A systematic review. 急性脑静脉窦血栓形成患者血管内溶栓的安全性和有效性:系统综述。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-12-05 DOI: 10.1177/15910199221143418
Sepideh Paybast, Reza Mohamadian, Ali Emami, Melika Jameie, Fereshteh Shahrab, Farideh Zamani, Ehsan Sharifipour
{"title":"Safety and efficacy of endovascular thrombolysis in patients with acute cerebral venous sinus thrombosis: A systematic review.","authors":"Sepideh Paybast, Reza Mohamadian, Ali Emami, Melika Jameie, Fereshteh Shahrab, Farideh Zamani, Ehsan Sharifipour","doi":"10.1177/15910199221143418","DOIUrl":"10.1177/15910199221143418","url":null,"abstract":"<p><strong>Introduction: </strong>Cerebral venous sinus thrombosis (CVST) is an uncommon but fatal cause of stroke worldwide. Endovascular treatments could be life-saving in patients who don't treat with anticoagulants as a mainstay of treatment. Currently, there is no consensus considering the safety, efficacy, and also selected approaches of endovascular intervention for these patients. This systematic review evaluates the literature on endovascular thrombolysis (EVT) in CVST patients.</p><p><strong>Materials and methods: </strong>A comprehensive search was conducted through PubMed and Scopus databases between 2010 and 2021, with additional sources identified through cross-referencing. The primary outcomes were the safety and efficacy of EVT in CVST, including catheter-related and non-catheter-related complications, clinical outcomes, and radiological outcomes.</p><p><strong>Results: </strong>A total of 10 studies comprising 339 patients were included. Most of the patients presented with headaches (86.72%) and/or focal neurologic deficits (45.43%) (modified Rankin Scale of 5 in 55.88%). Acquired coagulopathy and/or consuming estrogen/progesterone medication were the most frequent predisposing factors (45.59%). At presentation, 68.84% had multi-sinus involvement, and 28.90% had venous infarcts and/or intracranial hemorrhage (ICH). The overall complication rate was 10.3%, with a 2.94%, 1.47%, and 1.17% rate of ICH, herniation, and intracranial edema, respectively. The complete and partial postoperative radiographic resolution was reported in 89.97% of patients, increasing to 95.21% during the follow-up. Additionally, 72.22% of patients had no or mild neurologic deficit at discharge, rising to 91.18% at the last follow-up. The overall mortality rate was 7.07%.</p><p><strong>Conclusions: </strong>EVT can be an effective and safe treatment option for patients with refractory CVST or contraindications to systemic anticoagulation.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"746-758"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569481/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"35210789","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
Validation of three-dimensional printed models of intracranial aneurysms. 颅内动脉瘤三维打印模型的验证。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-12-12 DOI: 10.1177/15910199221143254
Daniel E Mantilla, Riccardo Ferrara, Andrés F Ortiz, Daniela D Vera, Franck Nicoud, Vincent Costalat
{"title":"Validation of three-dimensional printed models of intracranial aneurysms.","authors":"Daniel E Mantilla, Riccardo Ferrara, Andrés F Ortiz, Daniela D Vera, Franck Nicoud, Vincent Costalat","doi":"10.1177/15910199221143254","DOIUrl":"10.1177/15910199221143254","url":null,"abstract":"<p><strong>Introduction: </strong>Three-dimensional (3D) printing has evolved for medical applications as it can produce customized 3D models of devices and implants that can improve patient care. In this study, we aimed to validate the geometrical accuracy of the 3D models of intracranial aneurysms printed using Stereolithography 3D printing technology.</p><p><strong>Materials and methods: </strong>To compare the unruptured intracranial aneurysm mesh between the five patients and 3D printed models, we opened the DICOM files in the Sim&Size® simulation software, selected the region of interest, and performed the threshold check. We juxtaposed the 3D reconstructions and manually rotated the images to get the same orientation when needed and measured deviations at different nodes of the patient and 3D printed model meshes.</p><p><strong>Results: </strong>In the first patient, 80% of the nodes were separated by <0.56 mm and 0.17 mm. In the second patient, the deviations were below 0.17 mm for 80% of the meshes' nodes. In the next three patients, the deviations were below 0.21, 0.23, and 0.11 mm for 80% of the meshes' nodes. Finally, the overall deviation was below 0.21 mm for 80% of the mesh nodes of the five aneurysms.</p><p><strong>Conclusions: </strong>3D printed models of intracranial aneurysms are accurate, having surfaces that resemble that of patients' angiographies with an 80% cumulative deviation below 0.21 mm.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"712-719"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569489/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10384388","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
LVIS EVO stent-through-balloon after hydrocoil embolization of intracranial aneurysms: One-year results. 颅内动脉瘤水栓栓塞术后的 LVIS EVO 支架穿刺球囊:一年结果
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-11-14 DOI: 10.1177/15910199221138151
Pascal J Mosimann, Elif Yamac, Marta Wallocha, Ahmed Ayad, René Chapot
{"title":"LVIS EVO stent-through-balloon after hydrocoil embolization of intracranial aneurysms: One-year results.","authors":"Pascal J Mosimann, Elif Yamac, Marta Wallocha, Ahmed Ayad, René Chapot","doi":"10.1177/15910199221138151","DOIUrl":"10.1177/15910199221138151","url":null,"abstract":"<p><strong>Background and purpose: </strong>To evaluate the durability and safety of complete intracranial aneurysm occlusion at one year using the low-profile braided intracranial LVIS EVO stent.</p><p><strong>Materials and methods: </strong>This is a retrospective, monocentric, observational study of unruptured wide-necked intracranial aneurysms treated with the LVIS EVO stent-through-balloon technique after balloon-assisted hydrocoil embolization. Imaging and clinical data were assessed by two blinded independent neuroradiologists and neurologists, respectively. Primary endpoint was complete angiographic occlusion on day 0 and at 12 months. Secondary endpoints included clinical safety using the modified Rankin scale (mRS), ischemic and hemorrhagic adverse events, parent vessel stenosis > 50% or occlusion and retreatment rate.</p><p><strong>Results: </strong>103 aneurysms in 103 patients were included (53 years-old, 77% women). Mean aneurysm size and neck were 7 and 4 mm, respectively. Complete occlusion was 97% initially and 90% at 12 months, with pending follow up in 17.5% patients. Five patients (5%) with partially stented necks were retreated with a second stent in a T-configuration. Two stents failed to open initially and were immediately retrieved. Asymptomatic parent vessel occlusion and severe in-stent stenosis occurred in 1% and 3%, respectively. The 12-month procedure-related permanent neurological deficit and mortality rates (mRS 3-6) were 2% and 1%, respectively. There was one fatal bleeding but no large ischemic complications.</p><p><strong>Conclusion: </strong>Delivering the LVIS EVO stent through a dual lumen balloon after balloon-assisted hydrocoil embolization yields a high and stable rate of complete aneurysm occlusion at one year with a reasonable immediate and delayed complication rate.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"649-656"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569478/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40685871","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
The effect of procedural end-tidal CO2 on infarct expansion during anterior circulation thrombectomy. 前循环血栓切除术中程序性潮气末二氧化碳对梗死扩展的影响
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-12-04 DOI: 10.1177/15910199221143175
Matthew S Parr, Arsalaan Salehani, Mark Ogilvie, B Ethan Tabibian, Sage Rahm, Andrew T Hale, Georges Bouobda Tsemo, Akshay Aluri, Jinsuh Kim, Mali Mathru, Jesse G A Jones
{"title":"The effect of procedural end-tidal CO2 on infarct expansion during anterior circulation thrombectomy.","authors":"Matthew S Parr, Arsalaan Salehani, Mark Ogilvie, B Ethan Tabibian, Sage Rahm, Andrew T Hale, Georges Bouobda Tsemo, Akshay Aluri, Jinsuh Kim, Mali Mathru, Jesse G A Jones","doi":"10.1177/15910199221143175","DOIUrl":"10.1177/15910199221143175","url":null,"abstract":"<p><strong>Background: </strong>Carbon dioxide is a potent cerebral vasodilator that may influence outcomes after ischemic stroke. The objective of this study was to investigate the effect of intraprocedural mean end-tidal CO2 (ETCO2) levels on core infarct expansion and neurologic outcome following thrombectomy for anterior circulation ischemic stroke.</p><p><strong>Methods: </strong>A retrospective review was conducted of consecutive patients from March 2020 to June 2021 who underwent mechanical thrombectomy for acute anterior circulation ischemic stroke under general anesthesia and achieved successful recanalization (Thrombolysis in Cerebral Infarction [TICI] ≥ 2b). Only patients with CT perfusion, procedural ETCO2, and postoperative MRI data were included. Segmentation software was used for multi-parametric image analysis. Normocarbia defined as mean ETCO2 of 35 mmHg was used to dichotomize subjects. Univariate and multivariate statistics were applied.</p><p><strong>Results: </strong>Fifty-eight patients met criteria for analysis. Of these, 44 had TICI 3 recanalization, 9 had TICI 2c, and 5 had TICI 2b. Within this combined recanalization group, patients with mean ETCO2 > 35 had significantly higher rates of functional independence at 90 days. Although patients tended to salvage more penumbra and experience smaller final infarcts when ETCO2 exceeded 35 mmHg, this did not reach statistical significance.</p><p><strong>Conclusions: </strong>Stroke patients who underwent successful thrombectomy with general anesthesia achieved higher rates of functional independence when procedural ETCO2 exceeded 35 mmHg. Further studies to confirm this effect and investigate optimal ETCO2 parameters should be considered.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"689-693"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569468/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40458470","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
The DERIVO®2 Embolization Device in the treatment of ruptured and unruptured intracranial aneurysms: A multicenter analysis. DERIVO®2 栓塞装置用于治疗破裂和未破裂的颅内动脉瘤:多中心分析。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-12-25 DOI: 10.1177/15910199221142643
Maximilian Thormann, Nele Sillis, Taina Thoma, Jens Altenbernd, Björn Berger, Andrea Cioltan, Christian Loehr, Georg Bohner, Eberhard Siebert, Hannes Nordmeyer, Anastasios Mpotsaris, Daniel Behme
{"title":"The DERIVO®2 Embolization Device in the treatment of ruptured and unruptured intracranial aneurysms: A multicenter analysis.","authors":"Maximilian Thormann, Nele Sillis, Taina Thoma, Jens Altenbernd, Björn Berger, Andrea Cioltan, Christian Loehr, Georg Bohner, Eberhard Siebert, Hannes Nordmeyer, Anastasios Mpotsaris, Daniel Behme","doi":"10.1177/15910199221142643","DOIUrl":"10.1177/15910199221142643","url":null,"abstract":"<p><strong>Background: </strong>Flow diverters are an increasingly used treatment option for intracranial aneurysms. A recent addition to the European market is the DERIVO®2 Embolization Device (DED2), promising improved radiopacity. We aimed to assess the safety and efficacy of the DED2 regarding angiographic and clinical outcomes in ruptured and unruptured cerebral aneurysms.</p><p><strong>Methods: </strong>We performed a multicenter trial at six interventional centers. Data were prospectively collected and all patients treated with the DED2 were included. The primary endpoint was angiographic aneurysm occlusion at 6 months as assessed by the O'Kelly Marotta (OKM) grading scale with a favorable outcome definition of OKM C + D. Clinical outcome was evaluated according to the modified Rankin scale (mRS).</p><p><strong>Results: </strong>Between August 2020 and July 2021, 37 patients were treated with the DED2 and were included in our analysis. Five patients presented with ruptured aneurysms. Median age was 60 years, 27 patients were female, and 10 male. Median mRS was 0 (range 0-4). Mean aneurysm size was 8.9 ± 7.1 mm with a mean neck size of 6.5 ± 6.1. The DED2 fully opened at deployment in all cases. Clinical follow-up was available for 30 patients (81%). Twenty-five (83%) had an mRS of 0 or 1. Three patients with ruptured aneurysms died during the follow-up period. No treatment-related major morbidity was observed. Follow-up imaging was available in 27 (90%) patients, with 23 patients (85%) showing satisfactory aneurysm occlusion OKM grade C-D.</p><p><strong>Conclusion: </strong>In this small cohort, the DED2 provided safe and effective treatment of ruptured and unruptured intracranial aneurysms.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"672-678"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569461/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10780049","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
Microcatheters with extra-long detachable tip: A promising treatment option in dural arteriovenous fistulas. 带有超长可拆卸尖端的微导管:硬脑膜动静脉瘘的理想治疗方案。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-10-03 DOI: 10.1177/15910199221130236
Philipp Gölitz, Hannes Luecking, Michael Knott, Stefan Hock, Sebastian Brandner, Frauke Knossalla, Arnd Doerfler
{"title":"Microcatheters with extra-long detachable tip: A promising treatment option in dural arteriovenous fistulas.","authors":"Philipp Gölitz, Hannes Luecking, Michael Knott, Stefan Hock, Sebastian Brandner, Frauke Knossalla, Arnd Doerfler","doi":"10.1177/15910199221130236","DOIUrl":"10.1177/15910199221130236","url":null,"abstract":"<p><strong>Purpose: </strong>Treating cerebral dural arteriovenous fistulas (dAVFs) by transarterial embolization is an established endovascular approach but no data exist regarding the utility of using the newly introduced microcatheters with extra-long detachable tip. Aim of our study was to evaluate the value of these microcatheters and, additionally, of combining them with the simplified pressure cooker technique.</p><p><strong>Methods: </strong>Twenty-nine patients treated for dAVF with transarterial embolization were enrolled. In a subgroup of fifteen patients the simplified pressure cooker technique was additionally applied. Demographics and characteristics were collected for patients and dAVFs and procedural details reviewed. The association between covariates and binary-coded occlusion status was evaluated.</p><p><strong>Results: </strong>Microcatheter navigation into the target pedicle as well as application of the simplified pressure cooker technique were successful in all cases. Complete dAVF occlusion was reached in 69.0% at a single stage. In case of complete dAVF occlusion, embolization via only one pedicle was enough. Subgroup analysis revealed a higher occlusion status (80%) if using the simplified pressure cooker technique than if not (57%) but reached not significance level.</p><p><strong>Conclusion: </strong>Using microcatheters with extra-long detachable tip for dAVF embolization seems to offer a safe and effective treatment option with exceptional high occlusion rate at a single stage. The high navigability facilitates catheterization of a single selected target pedicle that is often enough to reach complete dAVF occlusion. Combining these microcatheters with the simplified pressure cooker technique turned out to be safe and easy to handle and might allow an increasing dAVF occlusion rate.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"619-624"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569462/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40388926","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
Four-dimensional digital subtraction angiography for the vascular anatomical diagnosis of dural arteriovenous malformation: Comparison with the conventional method. 用于硬脑膜动静脉畸形血管解剖诊断的四维数字减影血管造影:与传统方法的比较。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-12-15 DOI: 10.1177/15910199221145526
Kojiro Ishikawa, Masahiro Nishihori, Takashi Izumi, Ryosuke Oshima, Takeshi Uemura, Fumiaki Kanamori, Kenji Uda, Kinya Yokoyama, Yoshio Araki, Ryuta Saito
{"title":"Four-dimensional digital subtraction angiography for the vascular anatomical diagnosis of dural arteriovenous malformation: Comparison with the conventional method.","authors":"Kojiro Ishikawa, Masahiro Nishihori, Takashi Izumi, Ryosuke Oshima, Takeshi Uemura, Fumiaki Kanamori, Kenji Uda, Kinya Yokoyama, Yoshio Araki, Ryuta Saito","doi":"10.1177/15910199221145526","DOIUrl":"10.1177/15910199221145526","url":null,"abstract":"<p><strong>Background: </strong>Two-dimensional digital subtraction angiography (2D-DSA) and conventional three-dimensional digital subtraction angiography (3D-DSA) are used for the detailed analysis of dural arteriovenous fistula (DAVF). Recently, four-dimensional digital subtraction angiography (4D-DSA), a novel technology, has been attracting attention. The current study aimed to evaluate the capability of 4D-DSA in assessing anatomical angioarchitecture in DAVF.</p><p><strong>Methods: </strong>In total, 10 consecutive patients with DAVF who underwent 3D-DSA and 4D-DSA at a single institution were included in the analysis. Initially, one-slice multiplanar reconstruction (MPR) images obtained via 4D-DSA and 3D-DSA were compared to investigate the visibility of the feeding artery, fistulous point, and draining vein. Next, 4D-DSA images alone were compared and evaluated with and the MPR images of conventional 3D-DSA in terms of diagnosis of the angioarchitecture.</p><p><strong>Results: </strong>In total, six men and four women (with a mean age of 65.6 ± 10.0 years) were included in the study. The MPR image obtained via 3D-DSA had a significantly better visibility of the feeding artery and fistulous point than that acquired via 4D-DSA (<i>p</i> < 0.05). As for the draining vein, the score was equivalent and not significant. The diagnosis of the vascular architecture of only 4D-DSA images was nearly equivalent to that of MPR images of 3D-DSA. There were no inter-rater differences.</p><p><strong>Conclusion: </strong>The MPR images obtained via 4D-DSA may be slightly inferior to those acquired via 3D-DSA in identifying fine angioarchitecture in DAVF. However, they were comparable in terms of diagnostic accuracy.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"738-745"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569469/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10724296","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
The pioneering past and cutting-edge future of interventional neuroradiology. 介入神经放射学的开创性过去和前沿性未来。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2022-10-09 DOI: 10.1177/15910199221130234
Gilbert Gravino
{"title":"The pioneering past and cutting-edge future of interventional neuroradiology.","authors":"Gilbert Gravino","doi":"10.1177/15910199221130234","DOIUrl":"10.1177/15910199221130234","url":null,"abstract":"<p><p>This review provides a thorough understanding of the developments in the field of interventional neuroradiology (INR). A concise overview of the pioneering past and current state of this field is presented first, followed by a greater emphasis on its future. Five main aspects predicted to undergo significant developments are identified and discussed. These include changes in 'education and training', 'clinical practice and logistics', 'devices and equipment', 'techniques and procedures', and 'relevant diagnostic imaging'. INR is at the crossroads of neuroradiology, neurosurgery, neurology, and the neurosciences. To progress we must value the uniqueness and vitality of this multidisciplinary aspect. While minimal access techniques offer very good anatomical accessibility to treat multiple pathologies of the central nervous system, it is also important to recognise its limitations. Medical, surgical, and radiosurgery modalities retain an important role in the management of some complex neuropathology. This review is certainly not exhaustive of all ongoing and predicted developments, but it is an important update for INR specialists and other interested professionals.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"768-777"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569488/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33497501","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
Feasibility of robotic neuroendovascular surgery. 机器人神经内血管手术的可行性。
IF 1.7 4区 医学
Interventional Neuroradiology Pub Date : 2024-10-01 Epub Date: 2023-08-05 DOI: 10.1177/15910199221097898
Joseph D Morrison, Krishna C Joshi, Andre Beer Furlan, Bradley Kolb, Yazan Radaideh, Stephan Munich, Webster Crowley, Michael Chen
{"title":"Feasibility of robotic neuroendovascular surgery.","authors":"Joseph D Morrison, Krishna C Joshi, Andre Beer Furlan, Bradley Kolb, Yazan Radaideh, Stephan Munich, Webster Crowley, Michael Chen","doi":"10.1177/15910199221097898","DOIUrl":"10.1177/15910199221097898","url":null,"abstract":"<p><strong>Background: </strong>Several recent reports of CorPath GRX vascular robot (Cordinus Vascular Robotics, Natick, MA) use intracranially suggest feasibility of neuroendovascular application. Further use and development is likely. During this progression it is important to understand endovascular robot feasibility principles established in cardiac and peripheral vascular literature which enabled extension intracranially. Identification and discussion of robotic proof of concept principals from sister disciplines may help guide safe and accountable neuroendovascular application.</p><p><strong>Objective: </strong>Summarize endovascular robotic feasibility principals established in cardiac and peripheral vascular literature relevant to neuroendovascular application.</p><p><strong>Methods: </strong>Searches of PubMed, Scopus and Google Scholar were conducted under PRISMA guidelines<sup>1</sup> using MeSH search terms. Abstracts were uploaded to Covidence citation review (Covidence, Melbourne, AUS) using RIS format. Pertinent articles underwent full text review and findings are presented in narrative and tabular format.</p><p><strong>Results: </strong>Search terms generated 1642 articles; 177, 265 and 1200 results for PubMed, Scopus and Google Scholar respectively. With duplicates removed, title review identified 176 abstracts. 55 articles were included, 45 from primary review and 10 identified during literature review. As it pertained to endovascular robotic feasibility proof of concept 12 cardiac, 3 peripheral vascular and 5 neuroendovascular studies were identified.</p><p><strong>Conclusions: </strong>Cardiac and peripheral vascular literature established endovascular robot feasibility and efficacy with equivalent to superior outcomes after short learning curves while reducing radiation exposure >95% for the primary operator. Limitations of cost, lack of haptic integration and coaxial system control continue, but as it stands neuroendovascular robotic implementation is worth continued investigation.</p>","PeriodicalId":14380,"journal":{"name":"Interventional Neuroradiology","volume":" ","pages":"611-618"},"PeriodicalIF":1.7,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11569465/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9944000","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}
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