Endovascular technique

血管内技术
  • 文章类型: Journal Article
    在主动脉动脉瘤的血管内主动脉修复(EVAR)后的随访期间,可能会出现髂内动脉(IIA)引起的晚期II型内漏(T2ELs),如果证实动脉瘤囊扩大,则可能需要栓塞。当IIA口由于广泛的髂关节疾病而被覆盖时,访问选项可能具有挑战性。近年来报道了不同的治疗方案,必须根据每种情况的特点,仔细选择最好的。本研究报告了一种简单且可重复的无鞘经皮臀上动脉(SGA)通道,并根据对该主题的现有文献的回顾进行了讨论。
    Late type II endoleaks (T2ELs) arising from the internal iliac artery (IIA) may present during follow-up after endovascular aortic repair (EVAR) of aortoiliac aneurysm and may warrant embolization if enlargement of the aneurysmal sac is demonstrated. When coverage of the IIA ostium has been made due to extensive iliac disease, access options can be challenging. Different treatment options have been reported over recent years, and a careful selection of the best one must be made based on the characteristics of each case. The present study reports a simple and reproducible sheathless percutaneous superior gluteal artery (SGA) access and provides a discussion based on a review of the existing literature on this topic.
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  • 文章类型: Case Reports
    我们描述了一名82岁女性转诊到血管诊所以进一步评估和处理可疑下腔静脉(IVC)血栓形成的病例。她以前曾向全科医生介绍过一周左右腰腹部疼痛模糊的病史。腹部对比增强磁共振成像(MRI)和磁共振血管造影/磁共振静脉造影(MRA/MRV)显示IVC中存在10cm的充盈缺损,在IVC的肝内部分,其下缘在主动脉分叉近端约5.8cm。填充缺损的横向直径为2.6cm,并在对比下显示出异质增强。我们在整个手术过程中使用透视(前后{AP}和侧视图)进行了血管内活检,以定位肿块并将镊子定位在肿瘤床中。用10F导管鞘通过右股总静脉进入IVC。使用Seldinger技术将护套推进到质量的≈1厘米以内;然后,活检钳(Micro-Tech一次性使用8.5毫米活检钳,南京,中国)被插入,并获得6个组织样本。我们报道了这种情况,以增加越来越多的证据表明,可以安全有效地进行IVC肿瘤的血管内活检。
    We describe the case of an 82-year-old female referred to the vascular clinic for further evaluation and management of suspected inferior vena cava (IVC) thrombosis. She had previously presented to the general practitioner with a one-week history of vague abdominal pain in the right and left loins. Contrast-enhanced magnetic resonance imaging (MRI) of the abdomen and magnetic resonance angiography/magnetic resonance venography (MRA/MRV) revealed a 10 cm filling defect in the IVC, with the inferior margin of ≈5.8 cm proximal to the aortic bifurcation and its superior margin in the intrahepatic portion of the IVC. The filling defect had a transverse diameter of 2.6 cm and displayed heterogenous enhancement with contrast. We performed an endovascular biopsy with fluoroscopy (anteroposterior {AP} and lateral views) being utilized throughout the procedure to locate the mass and position the forceps in the tumor bed. The IVC was accessed via the right common femoral vein with a 10F catheter sheath. The sheath was advanced using the Seldinger technique to within ≈1 cm of the mass; then, a biopsy forceps (Micro-Tech single-use 8.5 mm biopsy forceps, Nanjing, China) was inserted, and six tissue samples were obtained. We report this case to add to the growing evidence that endovascular biopsy of IVC tumors can be performed safely and effectively.
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  • 文章类型: Case Reports
    Syphilitic aortitis is a rare complication of tertiary syphilis, which can lead to aortic aneurysm formation, aortic valvular insufficiency, and ostial coronary stenosis. Syphilis has re-emerged worldwide over recent decades and vascular surgeons should be aware of its cardiovascular manifestations. Atypical clinical presentation, such as hemoptysis and a computed tomography angiography pattern of a thicker aneurysmal wall with ulcer-like aneurysm projections, should raise suspicion of syphilitic aortic aneurysm. An early diagnosis and appropriate surgical and medical therapies significantly contribute to successful treatment and favorable prognosis. Herein is reported the case of an 82-year-old male patient, positive for syphilis infection, with impending aortic arch aneurysm rupture treated with a hybrid arch repair. After 7 months, the patient was brought to the emergency room in cardiac arrest. Unsuccessful cardiopulmonary resuscitation maneuvers were performed, and an autopsy showed cardiac tamponade due to rupture of the ascending aorta.
    A aortite sifilítica é uma complicação rara da sífilis terciária, que pode levar a formação de aneurisma aórtico, insuficiência valvar aórtica e estenose ostial coronariana. Ao longo das últimas décadas, a sífilis ressurgiu ao redor do mundo, e os cirurgiões vasculares devem estar atentos às suas manifestações cardiovasculares. Apresentações clínicas atípicas, como a hemoptise, e um padrão na angiotomografia computadorizada de parede aneurismática mais grossa com projeções de aneurisma com aparência de úlcera devem levantar a suspeita de aneurisma sifilítico da aorta. O diagnóstico precoce e terapias cirúrgica e clínica adequadas contribuem significativamente para um tratamento bem-sucedido e prognóstico favorável. Relatamos o caso de um paciente do sexo masculino, de 82 anos, que apresentou infecção por sífilis com ruptura iminente de aneurisma do arco aórtico. Ele foi tratado com reparo híbrido do arco. Após 7 meses, o paciente deu entrada na emergência com parada cardiorrespiratória. As manobras de reanimação cardiopulmonar foram realizadas, mas não obtiveram sucesso, e a autópsia mostrou tamponamento cardíaco devido à ruptura da aorta ascendente.
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  • 文章类型: Case Reports
    Spontaneous isolated dissection of the iliac artery (SID-IA) is a rare pathologic condition. The predisposing factors and best treatment strategies are still being debated. We present the case of a 59-year-old male with acute right lower limb ischemia characterized by the sudden occurrence of rest pain, hypoesthesia, and paresis. Angiography showed SID-IA extending down to the femoral bifurcation. The patient had no risk factors for SID-IA; however, he survived an electrocution and had arterial hypertension at admission. Endovascular revascularization was successfully performed, with complete restoration of limb blood flow and remission of symptoms. Follow-up ultrasonography at 1 year confirmed stent patency and absence of clinical symptoms. Endovascular stenting is a good therapeutic option for symptomatic SID-IA without rupture.
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  • 文章类型: Journal Article
    BACKGROUND: Pseudoaneurysms of the fibular artery are rare. Recently, endovascular techniques have been preferred over open surgery.
    METHODS: A 50-year-old male patient complained of recurrent bleeding from surgical wounds that had been present for one month. The patient sustained an open cruris fracture. No source of active bleeding was found at the time of exploration. The patient has then performed angiography with coiling and showed a pseudoaneurysm originating from the left fibular artery branch. Surgical debridement and external fixation were performed one day after the angiography and embolization procedure. The patient was discharged on the third day, and there has been no recurrent bleeding ever since.
    UNASSIGNED: A pseudoaneurysm can be thought of as one of the intractable bleeding causes. Recently, the endovascular technique has been commonly used as an alternative treatment if we did not find the source of bleeding in exploration. Many kinds of the literature showed the success of using non-surgical management, especially the coil embolization as the patient received.
    CONCLUSIONS: In the management of pseudoaneurysm following trauma which cannot be found in open surgery, an endovascular technique like coil embolization can be the alternative method.
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  • 文章类型: Case Reports
    由于主动脉肠瘘(AEF)引起的大量上消化道出血(UGIB)很少发生。需要高度怀疑才能迅速诊断并执行及时的手术治疗。尽管描述了许多手术选择,存活率仍然很低。传统的手术治疗与高发病率和高死亡率相关。然而,在紧急情况下,患者不适合进行大血管手术,可从侵入性较小的分期手术中获益.这是一例继发性主动脉肠瘘(SAEF),表现为巨大的UGIB,在使用Dacron移植物修复腹主动脉瘤两年后。由于我们的环境缺乏血管内服务,我们进行了上消化道内镜检查,随后进行剖腹探查.我们为病人选择了损伤控制方法,即,移植物和主动脉的局部修复,因为我们的病人在桌子上的双直角肌上。患者在24小时内因大量失血而死亡。
    The presentation of a massive upper gastrointestinal bleed (UGIB) due to an aortoenteric fistula (AEF) is a rare occurrence. A high index of suspicion is required to rapidly make the diagnosis and execute prompt surgical management. Despite the many surgical options described, the survival rate continues to be low. Conventional surgical management is associated with a high morbidity and mortality. However, in emergencies, patients are unsuitable for major vascular surgery and may benefit from the less invasive staged procedure. This is a case report of a secondary aortoenteric fistula (SAEF) presenting as a massive UGIB, two years after an abdominal aortic aneurysm repair using a Dacron graft. Due to a lack of endovascular service in our setting, we proceeded with an upper gastrointestinal endoscopy followed by exploratory laparotomy. A damage control approach was chosen for our patient, i.e., local repair of the graft and aorta, as our patient was on double inotropes on the table. The patient died within 24 hours as a result of massive blood volume loss.
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  • 文章类型: Journal Article
    BACKGROUND: Complications involving injury to neurological and vascular structures are infrequently reported after total knee arthroplasty (TKA). They are associated with significant morbidity and can be limb threatening.
    METHODS: We present a patient with an anterior tibial artery (ATA) aneurysm post total knee arthroplasty. A 69-year-old female was referred for a swelling over her left antero-lateral aspect of her leg 4 years post TKA. Radiological investigations showed an ATA pseudo aneurysm. The aneurysm was repaired by open ligation.
    CONCLUSIONS: ATA pseudo aneurysm is a rare condition post arthroplasty. Patients can complain about calf pain, digits discoloration, paresthesia and the presence of a pulsating or enlarging mass. Symptomatic aneurysms require surgical intervention.
    CONCLUSIONS: ATA pseudo aneurysms are uncommon. They are usually identified shortly after the initial insult. A delayed manifestation of a post knee arthroplasty complication as illustrated in our case is likely the first reported case of its kind. Clinicians should maintain a high index of suspicion should there be persistent localised swelling post TKA. However, due to the rarity of this condition, a variety of interventions have been reported in the English medical literature with probably no compelling evidence that favors one modality over the others.
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  • 文章类型: Case Reports
    This is a case of a 9-year-old boy with a congenital arteriovenous malformation (AVM) of the right upper extremity arising from the right subclavian artery. He underwent open surgical excision of the vascular tumor. Upon reviewing the literature, a high incidence of right-sided congenital AVM of the proximal upper extremity was identified. It has been suggested that this high incidence may be related to the complexity of the embryologic development of the right subclavian artery.
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  • 文章类型: Case Reports
    下腔静脉滤器可有效防止肺栓塞和深静脉血栓形成患者血栓进入肺动脉。这些过滤器适用于有抗凝治疗禁忌症的患者或尽管进行了抗凝治疗但复发性急性肺栓塞的患者。然而,过滤器相关并发症的发生,比如过滤器迁移到心脏,一直在增加。在这里,我们报告了一例OptEase右心房下腔静脉滤器错位的病例。虽然过滤器迁移到了右心室,使用血管内技术成功将其移除并重新定位在下腔静脉中。不幸的是,中度三尖瓣反流发展,由于手术引起的三尖瓣损伤。我们还回顾了相关文献,并讨论了管理过滤器迁移到心脏和防止过滤器错位的可能策略。
    Inferior vena cava filters are effective for preventing the passage of thrombi into the pulmonary arteries in patients with pulmonary embolism and deep vein thrombosis. These filters are indicated in patients with contraindications to anticoagulant therapy or in patients with recurrent acute pulmonary embolism despite the administration of anticoagulant therapy. However, the occurrence of filter-related complications, such as filter migration to the heart, has been increasing. Herein, we report a case of OptEase inferior vena cava filter misplacement in the right atrium. Although the filter migrated to the right ventricle, it was successfully removed and repositioned in the inferior vena cava using endovascular techniques. Unfortunately, moderate tricuspid regurgitation developed, due to the damage to the tricuspid valve that was caused by the procedure. We have also reviewed the relevant literature and discussed the possible strategies for managing cases of filter migration to the heart and preventing filter misplacement.
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