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Use of a Microcatheter to Cannulate the Contralateral Gate in Endovascular Aortic Repair. 在血管内主动脉修复术中使用微导管插入对侧门。
IF 0.7 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2025-02-01 Epub Date: 2017-03-05 DOI: 10.1177/1538574417697209
Geert Maleux, Sabrina Houthoofd, Inge Fourneau

Cannulation of the contralateral gate is a crucial step in endovascular aortic aneurysm repair (EVAR) to configure a modular stent-graft. Most commonly, the contralateral gate is cannulated retrogradely using a conventional catheter and hydrophilic guide wire; if this maneuver fails, a cross-over technique or additional access in the left brachial artery in association with a contralateral femoral snare catheter may be used. A cross-over technique using a microcatheter and a contralateral snare catheter might be a valuable alternative to cannulate the contralateral gate, especially in cases where there is a partly nondeployed contralateral stent-graft limb.

在血管内主动脉瘤修补术(EVAR)中,对侧动脉门插管是配置模块化支架移植物的关键步骤。最常见的方法是使用传统导管和亲水导丝逆行插入对侧动脉门;如果这种方法失败,则可使用交叉技术或与对侧股骨套管导管相结合的左肱动脉额外入路。使用微导管和对侧套管导管的交叉技术可能是在对侧门插管的重要替代方法,尤其是在对侧支架移植肢体部分未展开的情况下。
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引用次数: 0
Endovascular Solutions for Abdominal Aortic Aneurysms: Fenestrated, Branched and Custom-Made Devices. 腹主动脉瘤的血管内解决方案:开孔、分支和定制设备。
IF 0.7 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2025-01-01 Epub Date: 2023-06-20 DOI: 10.1177/15385744231185606
Kofi Cox, Ho Cheung Anthony Yip, Alexander Geragotellis, Mohammed Al-Tawil, Matti Jubouri, Ian M Williams, Mohamad Bashir

Background: Abdominal aortic aneurysm (AAA) has a prevalence of 4.8%. AAA rupture is associated with significant mortality, thus surgical intervention is generally required once the aneurysm diameter exceeds 5.5 cm. Endovascular aneurysm repair (EVAR) is the predominant repair modality for AAA. However, in patients with complex aortic anatomy, fenestrated or branched EVAR is a superior repair option vs standard EVAR. Fenestrated and branched endoprostheses can be off-the-shelf or custom-made, which offers a more individualised approach.

Aim: To summarise and evaluate the clinical outcomes achieved by fenestrated EVAR (FEVAR) and branched EVAR (BEVAR), and to explore the role of custom-made endoprostheses in contemporary AAA management.

Methods: A literature search using Ovid Medline and Google Scholar was conducted to identify literature pertaining to the use and outcomes of fenestrated, branched, fenestrated-branched and custom-made endoprostheses for AAA repair.

Results: FEVAR is an effective repair modality for patients with AAA that offers similar early survival, improved early morbidity but higher rates of reintervention in comparison to open surgical repair (OSR). Compared with standard EVAR, FEVAR is associated with similar in-hospital mortality yet higher rates of morbidity, especially regarding renal outcomes. BEVAR outcomes are rarely reported exclusively in the context of AAA repair. When reported, BEVAR is an acceptable alternative to EVAR in the treatment of complex aortic aneurysms and has similar reported complication issues to FEVAR. Custom-made grafts are a good alternative treatment option for complex aneurysms where hostile aneurysm anatomy precludes the use of conventional EVAR and sufficient time is available for the manufacturing of such devices.

Conclusion: FEVAR offers a very effective treatment for patients with complex aortic anatomy and has been well-characterised over the past decade. RCTs and longer-term studies are desirable for unbiased comparison of non-standard EVAR modalities.

背景:腹主动脉瘤(AAA腹主动脉瘤(AAA)的发病率为 4.8%。AAA 破裂会导致严重的死亡率,因此一旦动脉瘤直径超过 5.5 厘米,一般都需要手术治疗。血管内动脉瘤修补术(EVAR)是 AAA 的主要修补方式。然而,对于主动脉解剖结构复杂的患者,与标准 EVAR 相比,栅栏式或分支式 EVAR 是一种更优越的修复方式。目的:总结和评估栅栏式EVAR(FEVAR)和分支式EVAR(BEVAR)取得的临床疗效,并探讨定制内支架在当代AAA治疗中的作用:方法:使用Ovid Medline和谷歌学术进行文献检索,以确定与AAA修复中栅栏式、分支式、栅栏-分支式和定制内支架的使用和结果有关的文献:FEVAR是AAA患者的一种有效修复方式,与开放手术修复(OSR)相比,FEVAR可提供相似的早期存活率,改善早期发病率,但再介入率较高。与标准EVAR相比,FEVAR的院内死亡率相似,但发病率较高,尤其是肾功能方面。很少有专门针对 AAA 修复的 BEVAR 结果报告。如果有报道,BEVAR 是治疗复杂主动脉瘤的 EVAR 的可接受替代方案,其并发症问题与 FEVAR 类似。定制移植物是治疗复杂动脉瘤的一个很好的替代方案,因为动脉瘤的解剖结构复杂,无法使用传统的EVAR,而且有足够的时间制造这种装置:FEVAR为具有复杂主动脉解剖结构的患者提供了一种非常有效的治疗方法,在过去十年中已经得到了很好的描述。为了对非标准的 EVAR 方式进行无偏见的比较,最好进行 RCT 和长期研究。
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引用次数: 0
A Rare Case of Pulmonary Artery Trunk Aneurysm 肺动脉干动脉瘤的罕见病例
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-18 DOI: 10.1177/15385744241284710
Hortência De Jesus Ferreira, Juliana A. Ferreira Borges, Natalia Simões Galini Schwarz De Andrade, José T. De Castro, Fabiano Reis, Carla Daruich De Souza
BackgroundPulmonary artery trunk aneurysm (PATA) is a rare and complex vascular anomaly characterized by the abnormal dilation of the initial portion of the pulmonary artery, posing significant diagnostic and therapeutic challenges.PurposeThis clinical case report aims to describe the follow-up of a patient with PATA, emphasizing the role of imaging in diagnosis and monitoring, as well as discussing potential associations with other conditions.Research DesignThe study is designed as a clinical case report, detailing the longitudinal follow-up of a single patient with PATA.Study SampleThe subject of this study is a 48-year-old female patient with a history of idiopathic hypertension who developed a PATA. Data Collection and/or Analysis: Since 2010, the patient underwent various imaging exams, including echocardiography, computed tomography, and catheter angiography, to detect and evaluate the aneurysm at different stages.ResultsThe imaging results indicated a progression of the aneurysm over time, underscoring the importance of imaging in the early identification and monitoring of PATA. The report also explores the possible association of PATA with conditions such as pulmonary hypertension, Behçet’s disease, and Hughes-Stovin syndrome, highlighting the diagnostic complexity.ConclusionsImaging diagnosis is crucial for the detection, characterization, and monitoring of PATA, providing essential information for selecting appropriate treatment options and achieving a satisfactory prognosis. An individualized treatment approach, considering both medical and surgical options, is necessary based on the clinical characteristics of each patient.
背景肺动脉干动脉瘤(PATA)是一种罕见而复杂的血管异常,其特点是肺动脉起始部异常扩张,给诊断和治疗带来了巨大挑战。目的本临床病例报告旨在描述一名 PATA 患者的随访情况,强调影像学在诊断和监测中的作用,并讨论与其他疾病的潜在关联。研究样本本研究的对象是一名 48 岁的女性患者,她有特发性高血压病史,并出现了 PATA。数据收集和/或分析:自 2010 年以来,该患者接受了各种影像学检查,包括超声心动图、计算机断层扫描和导管血管造影,以检测和评估动脉瘤的不同阶段。报告还探讨了 PATA 与肺动脉高压、白塞氏病和休斯-斯托文综合征等疾病可能存在的关联,强调了诊断的复杂性。结论影像诊断对于 PATA 的检测、定性和监测至关重要,可为选择适当的治疗方案和获得满意的预后提供重要信息。有必要根据每位患者的临床特征,综合考虑内科和外科治疗方案,采取个体化的治疗方法。
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引用次数: 0
Persistent Sciatic Artery Aneurysm With Distal Embolization Treated Endovascular - A Case Report 通过血管内治疗远端栓塞的顽固性坐骨动脉瘤 - 病例报告
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-18 DOI: 10.1177/15385744241284878
An T. N. Rasmussen, Stevo Duvnjak
Persistent sciatic artery (PSA) is a rare embryologic remnant of the internal iliac artery variant with an estimated incidence of 0.03-0.06 %. Aneurysmatic formation can give rise to neurological sciatic nerve compression symptoms or thromboembolic and ischemic symptoms. The present is a case with recurrent thromboembolic symptoms and PSA aneurysm, successfully treated endovascularly.
持续性坐骨神经动脉(PSA)是一种罕见的髂内动脉变异胚胎残余,估计发病率为 0.03-0.06%。动脉瘤的形成可引起神经性坐骨神经压迫症状或血栓栓塞和缺血性症状。本病例反复出现血栓栓塞症状和 PSA 动脉瘤,经血管内治疗获得成功。
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引用次数: 0
A Prosthetic Conduit can be Used Safely for TransCarotid Artery Revascularization Under Local Anesthesia in High-Risk Patients 假体导管可在局部麻醉下安全用于高风险患者的经颈动脉血管重建术
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-18 DOI: 10.1177/15385744241285580
Jeffrey Lu, Katey McCabe, Charlie Drucker, David Blitzer, Khanjan Nagarsheth, Shahab Toursavadkohi
Surgical management of carotid stenosis has evolved from open carotid endarterectomy (CEA) to include multiple alternative procedures including transfemoral carotid artery stenting (tfCAS) and transcarotid artery stenting. In recent years, Transcarotid Artery Revascularization (TCAR) has emerged as a third option, combining open cut down to the common carotid artery (CCA) with endovascular stenting and neuroprotection via reversal of cerebral blood flow. In this case series, a modified TCAR procedure using a prosthetic conduit was successfully performed exclusively under local anesthesia in a total of 10 patients with carotid artery stenosis, high cardiac risk, and anatomical contraindications to a traditional TCAR.
颈动脉狭窄的外科治疗已从开放性颈动脉内膜剥脱术(CEA)发展到多种替代手术,包括经股动脉颈动脉支架植入术(tfCAS)和经颈动脉支架植入术。近年来,经颈动脉血运重建术(TCAR)已成为第三种选择,它将颈总动脉(CCA)开放切口与血管内支架植入术相结合,并通过逆转脑血流来保护神经。在本病例系列中,共有 10 位颈动脉狭窄、心脏风险高且有传统 TCAR 解剖禁忌症的患者在局部麻醉下成功实施了使用人工导管的改良 TCAR 手术。
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引用次数: 0
Bow Hunter Phenomenon From Advanced Cerebrovascular Disease Treated With Subclavian Artery Stenting and Carotid Endarterectomy 锁骨下动脉支架植入术和颈动脉内膜剥脱术治疗晚期脑血管病的猎弓者现象
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-14 DOI: 10.1177/15385744241285104
Henry W. Dong, Jacob S. Ghahremani, S Shamtej Singh Rana, Brent A. Safran, David L. Lau, Michael B. Brewer
Bow Hunter syndrome (BHS) is a rare disorder characterized by mechanical occlusion of the vertebral artery (VA) during neck rotation, resulting in symptomatic, transient, and positional vertebrobasilar insufficiency. We describe a case of a 76-year-old female who presented with dizziness and right ear tinnitus triggered by right head rotation. Her symptoms would immediately resolve upon returning her head to the neutral position. CT angiogram showed 80% stenosis of the left subclavian artery origin, 50%–70% stenosis of the proximal right internal carotid artery (ICA), and near occlusive stenoses of the origins of the bilateral VAs. After failing conservative management, the patient was treated with left subclavian artery stenting, followed by a right carotid endarterectomy (CEA) 6 weeks later. Follow-up at 1 month showed resolution of paroxysmal symptoms and no neurological sequelae. To our knowledge, there have not yet been reported cases of patients with concurrent BHS, subclavian artery stenosis, and carotid artery stenosis. We suggest that global revascularization via subclavian artery stenting and CEA may be considered as treatment for patients with BHS complicated by other cerebrovascular disease secondary to stenoses of the ICA and subclavian artery. This approach obviates the need for more complex surgery or endovascular intervention of the VA.
鲍-亨特综合征(BHS)是一种罕见的疾病,其特征是颈部旋转时椎动脉(VA)发生机械性闭塞,导致症状性、短暂性和位置性椎基底动脉供血不足。我们描述了一例 76 岁女性的病例,她在右侧头部旋转时出现头晕和右耳耳鸣。当她的头部恢复中立位时,症状会立即缓解。CT 血管造影显示左侧锁骨下动脉起源处狭窄 80%,右侧颈内动脉(ICA)近端狭窄 50%-70%,双侧 VAs 起源处近乎闭塞性狭窄。保守治疗无效后,患者接受了左锁骨下动脉支架植入术,6周后又接受了右颈动脉内膜剥脱术(CEA)。1 个月后的随访显示,阵发性症状缓解,没有神经系统后遗症。据我们所知,目前还没有关于患者同时患有 BHS、锁骨下动脉狭窄和颈动脉狭窄的病例报道。我们建议,对于因 ICA 和锁骨下动脉狭窄而并发其他脑血管疾病的 BHS 患者,可以考虑通过锁骨下动脉支架植入术和 CEA 进行全面血管重建。这种方法避免了对 VA 进行更复杂的手术或血管内介入治疗。
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引用次数: 0
The Efficacy of Radiofrequency Ablation for the Treatment of Symptomatic Varicose Veins of Lower Limbs. 射频消融治疗下肢症状性静脉曲张的疗效。
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-12 DOI: 10.1177/15385744241284876
Muhammad A Butt,Dani Avabde,Muhammad U Cheema,Tilala Raza,Atif Latif,Peter Leechong,Mohammad M R Miah
BACKGROUNDRadiofrequency ablation (RFA) is a minimally invasive treatment for lower limb varicose veins. Studies indicate that RFA results in immediate occlusion of 90%-100% of treated long saphenous veins. Evidence suggests that post-operative scans rarely alter patient management or outcomes.OBJECTIVEThe aim of this study was to assess the potential necessity of routine postoperative scanning in the treatment of varicose veins.METHODRetrospective data were collected for the patients who had RFA under a single consultant from November 2015 to June 2018. Descriptive statistics were calculated to summarize patient demographics, procedural details, and outcome measures.RESULTSA total of 124 patients underwent radiofrequency ablation (RFA). Most of the patients (n = 114, 92%) demonstrated complete ablation, indicating a high success rate for the procedure.CONCLUSIONThis study suggested that routine postoperative scanning should be discontinued as this did not alter patient management in over 99% of cases. The resources currently used for postoperative scans could be redirected towards other critical areas.
背景射频消融术(RFA)是一种治疗下肢静脉曲张的微创疗法。研究表明,射频消融术可使90%-100%接受治疗的大隐静脉立即闭塞。有证据表明,术后扫描很少会改变患者的管理或结果。目的本研究旨在评估在治疗静脉曲张时进行常规术后扫描的潜在必要性。方法收集了 2015 年 11 月至 2018 年 6 月期间在一位顾问指导下进行 RFA 治疗的患者的回顾性数据。结果共有 124 名患者接受了射频消融术(RFA)。大多数患者(n = 114,92%)表现为完全消融,表明手术成功率很高。结论这项研究建议停止常规术后扫描,因为这并不会改变 99% 以上病例的患者管理。目前用于术后扫描的资源可以转用于其他关键领域。
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引用次数: 0
Clinical Efficiency and Safety of Radiofrequency Ablation for Treating Incompetent Great Saphenous Veins in Aged Patients 射频消融治疗老年大隐静脉闭塞的临床效率和安全性
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-12 DOI: 10.1177/15385744241280019
Yang Chen, Ling Zhou, Yuexia Gu, Xinyu Wang, Jian Sun
IntroductionFew studies have focused on the safety and efficacy of radiofrequency ablation (RFA) in treating incompetent great saphenous vein (GSV) in aged population. This study was designed to investigate the clinical efficacy of RFA in treating incompetent GSV in the aged patients.MethodsIn this retrospective study, we included 138 consecutive patients (involving 194 limbs) with a mean age of 63.0 years who underwent RFA and microphlebectomy or sclerotherapy due to symptomatic incompetent GSV with saphenofemoral junction reflux. Based on their ages, patients were classified into young group and aged group. Then we compared the preoperative and postoperative Clinical, Etiology, Anatomic, Pathophysiology (CEAP) classification, venous clinical severity score (VCSS) and chronic venous insufficiency questionnaire 14 (CIVIQ-14) score between the 2 groups.ResultsIn both the young and aged groups, patients underwent RFA showed significant decrease in the CEAP and VCSS at month 1, 3 and 6 compared with immediately after RFA (month 0) (all P < .001). In addition, in both groups, significant increase was seen in the CIVIQ-14 score at month 1, 3 and 6 compared with month 0 (all P < .001). Compared with the young group, the post-RFA CEAP, VCSS and CIVIQ-14 scores showed no statistical differences in the aged group at the designated time points, respectively (all P > .05).ConclusionsRFA of GSV was effective for treating GSV in the aged population, which improved the CEAP, VCSS and CIVIQ-14.
导言很少有研究关注射频消融(RFA)治疗老年大隐静脉(GSV)闭塞的安全性和有效性。方法在这项回顾性研究中,我们纳入了 138 例连续患者(涉及 194 条肢体),他们的平均年龄为 63.0 岁,均因症状性大隐静脉闭塞伴隐股交界处反流而接受了射频消融和微静脉切除术或硬化疗法。根据年龄,患者被分为年轻组和老年组。然后,我们比较了两组患者术前和术后的临床、病因、解剖、病理生理学(CEAP)分类、静脉临床严重程度评分(VCSS)和慢性静脉功能不全问卷 14(CIVIQ-14)评分。此外,与第 0 个月相比,两组患者在第 1、3 和 6 个月的 CIVIQ-14 分数都有明显增加(均为 P < .001)。与年轻组相比,老年组在 RFA 后的 CEAP、VCSS 和 CIVIQ-14 评分在指定时间点分别无统计学差异(均为 P >.05)。
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引用次数: 0
Abernethy Malformation and Gastrointestinal Bleeding: A Case Report and Literature Review 阿伯内蒂畸形和消化道出血:病例报告和文献综述
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-12 DOI: 10.1177/15385744241278870
Wenrui Li, Bin Liu, Hai Feng
Background: Congenital extrahepatic portosystemic shunt (CEPS), also termed Abernethy malformation (AF) is a rare anomaly of the splanchnic venous system. Several approaches, including shunt closures through surgical or radiological interventions and liver transplantations, have been proposed, but clear comparisons among different treatment strategies are still unavailable. Purpose: We report a case in which an unusual portosystemic shunt was present between the dilated inferior mesenteric vein (IMV) to the right ovarian vein. A mini literature review of AF patients presented with gastrointestinal (GI) tract bleeding. Research design: Case report and literature review. Data Collection: An electronic search of PubMed was performed from inception to December 2023. Results: 34 AF patients presented with GI tract bleeding were identified published in the literature. The proportion of type II AF patients presenting with GI bleeding is greater (79%). Conclusions: We regard that both surgical ligation and endovascular closure of the shunt are effective and safe treatments for these patients, but coils embolization alone may not be sufficient to completely close the shunt when the shunt flow is high.
背景:先天性肝外门静脉分流术(CEPS)又称阿伯内西畸形(AF),是一种罕见的脾静脉系统异常。目前已提出了多种治疗方法,包括通过手术或放射学干预关闭分流管和肝移植,但仍未对不同治疗策略进行明确比较。目的:我们报告了一例在扩张的肠系膜下静脉(IMV)与右卵巢静脉之间存在不寻常门静脉分流的病例。对出现胃肠道(GI)出血的房颤患者进行小型文献回顾。研究设计:病例报告和文献综述。数据收集:对PubMed进行电子检索,检索时间从开始至2023年12月。结果:34 例房颤患者出现消化道出血:文献发表了 34 例出现消化道出血的房颤患者。II型房颤患者出现消化道出血的比例更高(79%)。结论:我们认为手术结扎和血管内封闭分流道对这些患者来说都是有效而安全的治疗方法,但当分流道血流量较大时,仅靠线圈栓塞可能不足以完全封闭分流道。
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引用次数: 0
Pulmonary Artery Endograft Implantation Using a Parallel Stent Grafting Technique to Enable the Treatment of a Bronchial Anastomosis Complication After Lung Transplantation 利用平行支架移植技术进行肺动脉内膜移植以治疗肺移植术后支气管吻合术并发症
IF 0.9 4区 医学 Q4 PERIPHERAL VASCULAR DISEASE Pub Date : 2024-09-11 DOI: 10.1177/15385744241280331
Bruno P. Schmid, Paulo Rogério Scordamaglio, Marcos N. Samano, Marcela Juliano S. Cunha, Leonardo G. M. Valle, Francisco L. Galastri, Felipe Nasser, Breno B. Affonso
BackgroundBronchial stenosis associated with bronchial anastomosis dehiscence after lung transplantation is a catastrophic complication following lung transplantation with a paucity of therapeutic solutions.PurposeTo describe an adaptation of the parallel stent grafting technique in the pulmonary arterial territory to treat this challenging situation.Research DesignThis is a case report of a 52-year-old patient who presented bronchus stenosis and bronchial anastomosis dehiscence after lung transplantion. Bronchial stenting and lung retransplantation were contraindicated. Therefore, an endovascular approach using pulmonary artery endograft placement to prevent bleeding during repeated right bronchial balloon dilation was propposed. The technique consists of the deployment of an aortic extender endoprosthesis in the right main pulmonary artery and a balloon expandable stent in the upper lobe pulmonary artery (using a parallel graft configuration) through the common femoral and right internal jugular veins, respectively. Intraoperative transesophageal echocardiogram and one-lung ventilatory ventilation are needed.ResultsThe patient underwent a new bronchoscopy 16 days after the procedure, that showed epithelization at the previous eroded zone, enabling bronchocopic balloon dialtion to be safely performed. A post-operative contrast-enhanced CT scan revealed an adequate positioning of the stent grafts. Despite all eforts, the patient succumbed to ventilator associated pneumonia on postoperative day 108.Data AnalysisThe technique's advantages include its feasibility even in situations in which other techniques may be contraindicated and its potential use in emergencies. Its limitations include the need for experienced interventionists to perform it, and the potential risk of acute tricuspid regurgitation.ConclusionThis study illustrates the early feasibility of the parallel stent grafting technique applied to the pulmonary artery territory. However, it's safety profile regarding infectious risk was not demontrated.
背景肺移植术后支气管狭窄伴支气管吻合口开裂是肺移植术后的一种灾难性并发症,目前尚无治疗方法。目的描述在肺动脉区域采用平行支架移植技术来治疗这种具有挑战性的情况。支气管支架植入术和肺再移植术都是禁忌症。因此,为了防止在反复右支气管球囊扩张过程中出血,建议采用肺动脉内膜移植的血管内方法。该技术包括通过股总静脉和右颈内静脉分别在右主肺动脉中植入主动脉扩展器内支架和在上叶肺动脉中植入球囊可扩张支架(使用平行移植物配置)。术中需要进行经食道超声心动图检查和单肺通气。结果患者在术后16天接受了新的支气管镜检查,结果显示之前的侵蚀区出现了上皮化,从而可以安全地进行支气管镜下球囊扩张术。术后造影剂增强 CT 扫描显示支架移植物位置适当。尽管做了各种努力,患者还是在术后第 108 天死于呼吸机相关性肺炎。数据分析该技术的优点包括即使在其他技术可能禁忌的情况下也具有可行性,以及在紧急情况下的潜在用途。其局限性包括需要经验丰富的介入专家来操作,以及急性三尖瓣反流的潜在风险。然而,该技术在感染风险方面的安全性尚未得到证实。
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引用次数: 0
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Vascular and Endovascular Surgery
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