Gianluca De Rubeis, Michele Alessiani, Sebastiano Fabiano, Luca Bertaccini, Andrea Wlderk, Francesca Romana Pezzella, Sabrina Anticoli, Peter Alan Barber, Luca Saba, Enrico Pampana
{"title":"Impact on mortality at 90 days of acute kidney injuries in endovascularly treated stroke: A systematic review, meta-analysis, and meta-regression.","authors":"Gianluca De Rubeis, Michele Alessiani, Sebastiano Fabiano, Luca Bertaccini, Andrea Wlderk, Francesca Romana Pezzella, Sabrina Anticoli, Peter Alan Barber, Luca Saba, Enrico Pampana","doi":"10.1177/19714009241303134","DOIUrl":"10.1177/19714009241303134","url":null,"abstract":"<p><strong>Aim: </strong>To investigate the prognostic implication (mortality at 3 months) of acute kidney injury (AKI) in acute ischemic stroke treated with mechanical thrombectomy (MT).</p><p><strong>Material and methods: </strong>A literature search was performed using PubMed/OVID/Cochran's CENTRAL database (time frame: inception to January 2023). Study characteristics, patient status, clinical outcomes, AKI incidence, and sample size were recorded. The exclusion criteria were non-English literature, no human subjects, and <10 patients as the sample size. Studies were assessed using the MINORS/GRADE system. Meta-analysis and meta-regression with a random-effects model were performed.</p><p><strong>Results: </strong>3314 studies were retrieved. After applying the exclusion criteria, the final population included of 18/3314 studies (0.5%). Among them, only 6/18 (33.3%) studies reported results in two separate groups (AKI vs non-AKI), allowing for inference statistics for a total population of 3229 (538.6 ± 403.7). The I^2 was 34.6 and Q's Cochrane was 7.80. The pooled odds ratio (OR) for mortality at 3 months in patients with AKI was 5.8 (95% confidence interval [95% CI] 95% CI 3.62 to 9.52). Leave-one-out meta-analysis showed no significant sources of heterogeneity. In the meta-regression, diabetes prevalence was associated with a higher mortality rate (OR 1.14, 95% CI 1.03 to 1.28), and lower age and a small amount of contrast media were negatively correlated (0.91 [95% CI 0.83 to 0.99] and OR 0.97 [95% CI 0.94 to 1.00], respectively).</p><p><strong>Conclusion: </strong>AKI was significantly associated with the mortality rate in MT-treated stroke patients (OR 5.8 [95% CI 3.62 to 9.36]).</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009241303134"},"PeriodicalIF":1.3,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11583170/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142689149","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}
John C Benson, Alex B Pais, Ian T Mark, William O Tobin, John J Chen, Frederic B Meyer, Christopher H Hunt, Caterina Giannini
{"title":"Radiology-pathology correlation: Rosai-Dorfman disease.","authors":"John C Benson, Alex B Pais, Ian T Mark, William O Tobin, John J Chen, Frederic B Meyer, Christopher H Hunt, Caterina Giannini","doi":"10.1177/19714009241303077","DOIUrl":"10.1177/19714009241303077","url":null,"abstract":"<p><p>Rosai-Dorfman Disease (RDD), also known as sinus histiocytosis with massive lymphadenopathy, is a rare non-Langerhans cell histiocytic neoplasm. Although the disease classically presents as massive painless lymphadenopathy in young adults, RDD can also involve the central nervous system in some patients. CNS lesions, can cause headaches, neurologic deficits, and even neurologic deficits. The imaging appearance of CNS RDD typically mimics that of meningiomas: well-circumscribed dural-based lesions that often have dural tails. However, some imaging clues also exist that might help a radiologist recognize RDD, even before histopathologic confirmation. This radiology-pathology report of a patient with CNS RDD highlights the most pertinent clinical, imaging, and pathologic features of CNS RDD, and discusses what the neuroradiologist needs to know about the disease.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009241303077"},"PeriodicalIF":1.3,"publicationDate":"2024-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11580121/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142683117","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}
Giulia Frauenfelder, Francesco Diana, Renato Saponiero, Daniele Giuseppe Romano
{"title":"A direct aspiration first-pass technique (ADAPT) for acute ischemic stroke thrombectomy: Indications, technique, and emerging devices.","authors":"Giulia Frauenfelder, Francesco Diana, Renato Saponiero, Daniele Giuseppe Romano","doi":"10.1177/19714009241303063","DOIUrl":"10.1177/19714009241303063","url":null,"abstract":"<p><p>To date, the use of the most suitable first-pass technique for Mechanical Thrombectomy is still debated. In last years, several observational studies have suggested noninferiority or superiority of A Direct Aspiration first-Pass Technique (ADAPT) technique to achieve better reperfusion in comparison to stent retriever. While ASA/AHA 2018 guidelines recommend that patients with AIS should receive Mechanical Thrombectomy with a stent retriever, last European Stroke Organization guidelines report no evidence that stent retriever compared with contact aspiration could improve reperfusion rate. ADAPT is based on aspiration alone as the primary mechanism of thrombectomy and, if initially unsuccessful, then incorporating adjunctive alternatives. ADAPT improvement is also related to last generation of aspiration catheters. The purpose of this review is to report ADAPT principles, technique, efficacy, and safety as first-line treatment for acute ischemic stroke with the latest generation of reperfusion devices.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"19714009241303063"},"PeriodicalIF":1.3,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11577322/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142677308","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":"The etiological spectrum of miliary brain lesions: A systematic review of published cases and case series.","authors":"Ravindra Kumar Garg, Vimal Paliwal, Swastika Suvirya, Hardeep Singh Malhotra, Anoop Verma","doi":"10.1177/19714009241240055","DOIUrl":"10.1177/19714009241240055","url":null,"abstract":"<p><strong>Objective: </strong>This systematic review aimed to evaluate the published cases with miliary brain lesions and their etiological factors, clinical manifestations, diagnostic procedures, and outcomes.</p><p><strong>Methods: </strong>A comprehensive search of PubMed, Scopus, Embase, and Google Scholar was conducted using the specified search strategy. Eligibility criteria included cases with miliary lesions in the brain confirmed through neuroimaging and various diagnostic procedures. The PRISMA guidelines were followed, and the PROSPERO registration number for the protocol is CRD42023445849.</p><p><strong>Results: </strong>Data from 130 records provided details of 140 patients. Tuberculosis was the primary cause in 93 cases (66.4%), malignancies in 36 cases (25.7%), and other causes accounted for the remaining 11% cases. Tuberculosis patients averaged 35.7 years old, while those with malignancies averaged 55.44 years. Tuberculosis symptoms primarily included fever, headache, and altered sensorium, whereas malignant cases often exhibited progressive encephalopathy, headache, and specific neurological deficits. Distinctive indicators for CNS tuberculosis were choroidal tubercles and paradoxical reactions. Additionally, 63 tuberculosis patients showed miliary lung shadows and 49 had abnormal CSF findings. For the malignancy group, 13 exhibited miliary lung lesions, and 8 had CSF abnormalities. Regarding outcomes, a significant mortality disparity was observed, with 58.3% in the malignancy group, compared to 10.8% in the tuberculosis group and 27.3% in other cases.</p><p><strong>Conclusion: </strong>Miliary brain lesions are a crucial imaging abnormality that necessitates prompt work up. In an immunocompromised state, diagnostic possibilities of miliary brain lesions are more varied and often pose a bigger challenge.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"556-563"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11452888/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140132847","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":"The white-collar sign after Neuroform Atlas stent-assisted coil embolization of unruptured intracranial aneurysms.","authors":"Rintaro Tachi, Michiyasu Fuga, Toshihide Tanaka, Akihiko Teshigawara, Ikki Kajiwara, Koreaki Irie, Toshihiro Ishibashi, Yuzuru Hasegawa, Yuichi Murayama","doi":"10.1177/19714009241242657","DOIUrl":"10.1177/19714009241242657","url":null,"abstract":"<p><strong>Purpose: </strong>Although stent-assisted technique is expected to help provide a scaffold for neointima formation at the orifice of the aneurysm, not all aneurysms treated with stent-assisted technique develop complete neointima formation. The white-collar sign (WCS) indicates neointimal tissue formation at the aneurysm neck that prevents aneurysm recanalization. The aim of this study was to explore factors related to WCS appearance after stent-assisted coil embolization of unruptured intracranial aneurysms (UIAs).</p><p><strong>Methods: </strong>A total of 59 UIAs treated with a Neuroform Atlas stent were retrospectively analyzed. The WCS was identified on digital subtraction angiography (DSA) 1 year after coil embolization. The cohort was divided into WCS-positive and WCS-negative groups, and possible predictors of the WCS were explored using logistic regression analysis.</p><p><strong>Results: </strong>The WCS appeared in 20 aneurysms (33.9%). In the WCS-positive group, neck size was significantly smaller (4.2 (interquartile range (IQR): 3.8-4.6) versus 5.4 (IQR: 4.2-6.8) mm, <i>p</i> = .006), the VER was significantly higher (31.8% (IQR: 28.6%-38.4%) versus 27.6% (IQR: 23.6%-33.8%), <i>p</i> = .02), and the rate of RROC class 1 immediately after treatment was significantly higher (70% vs 20.5%, <i>p</i> < .001) than in the WCS-negative group. On multivariate analysis, neck size (odds ratio (OR): 0.542, 95% confidence interval (CI): 0.308-0.954; <i>p</i> = .03) and RROC class 1 immediately after treatment (OR: 6.99, 95% CI: 1.769-27.55; <i>p</i> = .006) were independent predictors of WCS appearance.</p><p><strong>Conclusions: </strong>Smaller neck size and complete occlusion immediately after treatment were significant factors related to WCS appearance in stent-assisted coil embolization for UIAs using the Neuroform Atlas stent.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"593-602"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11444327/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140319526","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}
Neuroradiology JournalPub Date : 2024-10-01Epub Date: 2023-11-01DOI: 10.1177/19714009231212370
C H Denk, J Kunzmann, A Maieron, A Wöhrer, V Quinot, S Oberndorfer
{"title":"Histopathological examination of characteristic brain MRI findings in acute hyperammonemic encephalopathy: A case report and review of the literature.","authors":"C H Denk, J Kunzmann, A Maieron, A Wöhrer, V Quinot, S Oberndorfer","doi":"10.1177/19714009231212370","DOIUrl":"10.1177/19714009231212370","url":null,"abstract":"<p><strong>Introduction: </strong>Acute hyperammonemic encephalopathy is associated with distinct brain MRI findings, namely, hyperintensity in T2-weighted sequences as well as restricted diffusion in diffusion-weighted imaging with accentuation in the insular cortex and cingulate gyrus. The pathophysiology and the histopathological correlates of these characteristic MRI findings are largely unknown.</p><p><strong>Case report: </strong>We present a 57-year-old male with a history of chronic alcohol abuse, liver cirrhosis and portal hypertension, and a clinical syndrome (variceal bleeding, depression of consciousness, seizures), elevated plasma ammonia levels, and characteristic brain MRI abnormalities suggestive of acute hyperammonemic encephalopathy. A postmortem histopathological examination revealed extensive hypoxic ischemic encephalopathy without evidence for metabolic encephalopathy. No episodes of prolonged cerebral hypoxemia were documented throughout the course of the disease. We conducted a review of the literature, which exhibited no reports of hyperammonemic encephalopathy in association with characteristic brain MRI findings and a consecutive histopathological examination.</p><p><strong>Conclusion: </strong>This is the first report of a patient with acute hyperammonemic encephalopathy together with characteristic brain MRI findings and a histopathological correlation. Although characteristic MRI findings of acute hyperammonemic encephalopathy were present, a histopathological examination revealed only hypoxic pathology without signs of metabolic encephalopathy.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"630-635"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11444322/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71427782","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}
Neuroradiology JournalPub Date : 2024-10-01Epub Date: 2023-11-03DOI: 10.1177/19714009231212369
Asma AlHatmi, Sameer Raniga, Azza Al Shidhani, Eiman Al-Ajmi
{"title":"Partial ectopic posterior pituitary: A rare imaging entity with literature review.","authors":"Asma AlHatmi, Sameer Raniga, Azza Al Shidhani, Eiman Al-Ajmi","doi":"10.1177/19714009231212369","DOIUrl":"10.1177/19714009231212369","url":null,"abstract":"<p><p>Abnormal development of the posterior pituitary gland can lead to an ectopic location of the neurohypophysis, commonly seen at the median eminence of the hypothalamus or along the infundibular stalk. A partial ectopic posterior pituitary (PEPP) is a very rare variant of the ectopic posterior pituitary, defined as the presence of a double bright spot of neurohypophysis seen in both orthotopic and ectopic locations. We report a two-year-old male toddler with bilateral optic nerve hypoplasia and severe visual impairment who presented to the endocrine outpatient clinic for hypopituitarism evaluation. Magnetic resonance imaging (MRI) of the brain revealed a hypoplastic pituitary gland and infundibulum with a double bright spot of neurohypophysis in the expected normal location and along the median eminence. Severe hypoplasia of both optic nerves and the optic chiasm was also seen. Septum pellucidum was present with no evidence of other brain malformations. The findings are in the septo-optic dysplasia spectrum associated with hypothalamic-pituitary dysfunction and a very rare entity called PEPP. To our knowledge, only a handful of reported cases of this rare entity exist in the literature.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"636-639"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11444324/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71427783","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}
Neuroradiology JournalPub Date : 2024-10-01Epub Date: 2024-01-03DOI: 10.1177/19714009231224410
Sávio Batista, Leonardo de Barros Oliveira, Marcelo Porto Sousa, Agostinho C Pinheiro, Jordana Borges, Laís Santana, Raphael Bertani, Filipi Fim Andreão, Adria Simões, José Alberto Almeida Filho
{"title":"Transradial artery access for carotid artery stenting: A pooled analysis.","authors":"Sávio Batista, Leonardo de Barros Oliveira, Marcelo Porto Sousa, Agostinho C Pinheiro, Jordana Borges, Laís Santana, Raphael Bertani, Filipi Fim Andreão, Adria Simões, José Alberto Almeida Filho","doi":"10.1177/19714009231224410","DOIUrl":"10.1177/19714009231224410","url":null,"abstract":"<p><strong>Introduction: </strong>Carotid artery stenting (CAS) through transradial access (TRA) is emerging as an alternative to carotid endarterectomy. However, the current evidence base is limited, mainly comprising single-center studies.</p><p><strong>Objective: </strong>This systematic review and meta-analysis aim to assess the safety and effectiveness of TRA for CAS, providing evidence to support clinical decisions.</p><p><strong>Methods: </strong>We conducted searches on PUBMED, Cochrane Library, Embase, and Web of Science databases, including studies on TRA for CAS. Studies with fewer than 20 patients, non-primary outcomes, and non-full-text articles were excluded.</p><p><strong>Results: </strong>We analyzed 14 studies involving 1,166 patients who underwent CAS via TRA. Procedural success rate was high in 13 studies, with a 95% rate (95% CI; 92%-98%). Crossover to TFA access was observed in 12 studies at 6% (95% CI: 3%-9%). Transradial access failure was reported in four studies, with a rate of 0% (95% CI: 0%-0%). Cannulation failure resulted in a rate of 4% (95% CI: 2%-7%). Asymptomatic radial artery occlusion (ARAO) occurred at a rate of 2% based on eight studies (95% CI: 0%-5%). Forearm hematoma was reported in 10 studies, with an occurrence of 1% (95% CI: 0%-2%). Cerebral vascular attacks (CAV) within 30 days were assessed in 13 studies, indicating a 2% occurrence (95% CI: 1%-2%).</p><p><strong>Conclusion: </strong>The findings suggest that TRA for CAS yields promising outcomes with high success rates and low complication rates. Further research should focus on randomized controlled trials and long-term outcomes to validate and extend findings.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"546-555"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11528741/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139089049","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}
Neuroradiology JournalPub Date : 2024-10-01Epub Date: 2024-03-19DOI: 10.1177/19714009241240328
Sávio Batista, Filipi Fim Andreão, Raphael Bertani, Leonardo de Barros Oliveira, Dan Zimelewicz Oberman, Lucca B Palavani, Cesar Augusto Ferreira Alves Filho, Fausto de Oliveira Braga, Elias Antônio Tanus Machado, Paulo José da Mata Pereira, Paulo Niemeyer Filho, José Alberto Almeida Filho
{"title":"Transradial access for the endovascular treatment of intracranial aneurysms using the Woven EndoBridge device: A systematic review and pooled analysis.","authors":"Sávio Batista, Filipi Fim Andreão, Raphael Bertani, Leonardo de Barros Oliveira, Dan Zimelewicz Oberman, Lucca B Palavani, Cesar Augusto Ferreira Alves Filho, Fausto de Oliveira Braga, Elias Antônio Tanus Machado, Paulo José da Mata Pereira, Paulo Niemeyer Filho, José Alberto Almeida Filho","doi":"10.1177/19714009241240328","DOIUrl":"10.1177/19714009241240328","url":null,"abstract":"<p><strong>Background: </strong>The Woven EndoBridge (WEB) device is a minimally invasive endovascular treatment option for patients with cerebral aneurysms. Transradial access (TRA) is a technique that involves accessing the arterial system through the radial artery in the wrist rather than the femoral artery in the groin. Several studies have investigated the use of TRA for WEB device deployment in treating intracranial aneurysms.</p><p><strong>Methods: </strong>A systematic review was conducted to evaluate the TRA for WEB device deployment in treating intracranial aneurysms. The databases PubMed, Cochrane, Embase, Scopus, and Web of Science were searched. To reduce the risk of bias, this systematic review only included studies reporting on using TRA in WEB device deployment for intracranial aneurysm treatment with a minimum of four patients.</p><p><strong>Results: </strong>In this systematic review, 186 patients were included across five studies, with TRA used in 183 cases analyzed. The study population had a higher proportion of females (<i>n</i> = 118%-69%) than males, with a mean age of 62 years old. Among the aneurysms treated, 46 were ruptured, and 119 were located at bifurcation sites, with a mean maximum diameter/width of 6.6 mm and mean height of 5.9 mm. Adjunctive coiling was used in three cases, and adjunctive stenting was used in nine cases. In two cases, conversion to a femoral artery access was necessary.</p><p><strong>Conclusion: </strong>The available results suggest TRA with the WEB device is a safe and effective alternative. However, using TRA versus TFA should be individualized based on patient factors and operator experience.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"564-570"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11444326/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140159298","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}
Neuroradiology JournalPub Date : 2024-10-01Epub Date: 2023-11-03DOI: 10.1177/19714009231212366
Stefano Marcia, Joshua Adam Hirsch, Matteo Bellini, Luigi Manfré, Salvatore Masala, Chiara Zini
{"title":"Percutaneous removal and replacement of a novel percutaneous interspinous device.","authors":"Stefano Marcia, Joshua Adam Hirsch, Matteo Bellini, Luigi Manfré, Salvatore Masala, Chiara Zini","doi":"10.1177/19714009231212366","DOIUrl":"10.1177/19714009231212366","url":null,"abstract":"<p><p><b>Objective:</b> The aim of this study is to explain the technique used for removing and replacing a novel percutaneous interspinous device (PID).<b>Procedure:</b> Three male patients, with a mean age of 66 years (range 62-72), were included in the study due to displacement (<i>N</i> = 2) or misplacement (<i>N</i> = 1) of the novel PID. This occurred after a mean of 23.3 ± 10.5 days from the initial placement (range 13-34) at the L4-L5 level (<i>N</i> = 1) and L3-L4 level (<i>N</i> = 2). Following the removal of the PID, four new devices were implanted.<b>Conclusion:</b> The novel PID can be safely removed either immediately after its placement during the procedure or after a certain period of days or months from its implantation. The removal procedure can be performed percutaneously under imaging guidance, by closing the four retractable wings, using the same instrumentation as utilized during the initial implantation.</p>","PeriodicalId":47358,"journal":{"name":"Neuroradiology Journal","volume":" ","pages":"645-648"},"PeriodicalIF":1.3,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11444319/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71427784","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}