Search Results
Results 251 - 300 of 2085
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Michineau S - - 2010
Determinants of extracellular matrix (ECM) destruction/reconstruction balance influencing abdominal aortic aneurysm (AAA) diameter may impact length. Document aortic lengthening, its correlation to diameter, and determine how treatments that impact diameter also affect length. Three hundred and fifty-five diameter and length measurements were performed in 308 rats during AAA formation, expansion ...
Majewski W - - 2010
OBJECTIVE: The aim of study was to assess how the ultrastructure of the wall of aortic aneurysms, sac and neck influences aortic wall distensibility and proximal dilatation 2 years after open repair. METHODS: Biopsies for electron microscopy were taken from aneurysmal sac and neck of 30 patients. Patients were assessed ...
Rahimi Saum A - - 2010
Iliac artery tortuosity can be a limiting factor in treating abdominal aortic aneurysms by endovascular means. In this case, a 6F catheter guiding sheath was used to allow tracking of the superstiff wire to straighten the iliac artery on the left. This allowed for tracking of the larger sheath so ...
Menke Vivianda - - 2010
In this case report, we present an 83-year-old man with a ruptured para-anastomotic aneurysm who underwent a stent graft in spite of his condition of acute shock. Our patient presented at the emergency room (ER) with acute abdominal pain. Shortly after arrival, he collapsed because of a ruptured para-anastomotic aneurysm ...
Ricotta Joseph J JJ - - 2010
Endovascular aneurysm repair (EVAR) has been established as a safe and effective treatment modality for infrarenal abdominal aortic aneurysms. Endograft migration resulting in a proximal type I endoleak can be one of the most difficult challenges following EVAR. Often, this precludes endovascular treatment and necessitates conversion to open surgical repair. ...
Acosta S - - 2010
Severe lower extremity emboli with occlusion of all 3 lower limb arteries bilaterally occurred after an elective open abdominal aortic aneurysm (AAA) repair. Selective thrombolysis with alteplase and repeated percutaneous transluminal angioplasty (PTA) along the occlusions on both side anterior and posterior tibial arteries was performed without complications. Angiography the ...
Allaqaband Suhail - - 2010
Endovascular aneurysm repair (EVAR) has developed as a less invasive alternative to open surgery for patients with abdominal aortic aneurysms. However, patients with very short infrarenal necks require complex surgical open repair, which is associated with increased mortality and morbidity. The risk of complex open repair may be prohibitive in ...
Uchida Keiji - - 2010
PURPOSE: To present a technique for endovascular treatment using a fenestrated stent-graft in a patient with ascending aortic rupture in the setting of methicillin-resistant Staphylococcus aureus infection. CASE REPORT: A 62-year-old woman had undergone mastectomy and radiotherapy twice for breast cancer and then coronary artery bypass grafting (CABG). She developed ...
Karthikesalingam Alan - - 2010
Vascular surgery has been widely practiced in hospitals within a general surgical service, although the consequent workload of individual vascular units has been small. There is an increasing body of evidence in favor of a positive relationship between hospital and surgeon volumes and the outcome of arterial surgery. These relationships ...
Georgakis P - - 2010
AIM: To determine the effect of the duration of aortic cross-clamping during elective infrarenal abdominal aortic aneurysm (AAA) repair operations on postoperative cardiac and renal function. METHODS: Fifty patients scheduled for open infrarenal AAA repair underwent pre- and postoperative evaluation of serum creatinine and troponin levels. The patients were divided ...
D'Elia Piervito - - 2010
PURPOSE: To describe a novel technique of cannulating a side branch during endovascular repair of a thoracoabdominal aneurysm (TAAA). TECHNIQUE: The approach evolved during endovascular repair of a type III TAAA in which a custom-designed graft with 3 caudally directed branches was being deployed in a patient who had a ...
Vourliotakis G - - 2010
AIM: The aim of this study was to present their experience and highlight the technical difficulties associated with the use of fenestrated stent-grafts to treat juxta and pararenal abdominal aortic aneurysms (AAA) in patients having undergone a previous infrarenal endovascular aneurysm repair (EVAR). METHODS: A prospectively held database maintained at ...
Sachs T - - 2010
Ruptured abdominal aortic aneurysm (AAA) continues to be one of the most lethal vascular pathologies we encounter. Its management demands prompt and efficient evaluation and repair. Open repair has traditionally been the mainstay of treatment. However, the introduction of endovascular techniques has altered the treatment algorithm for ruptured AAA in ...
Hsu Daniel P - - 2010
We present two cases of aberrant origins of vertebral arteries. Case 1 is of a patient undergoing evaluation of an infrarenal aortic aneurysm stent graft. Computed tomography (CT) angiogram revealed an aberrant right vertebral artery that subsequently joined a second right vertebral artery that had the typical origin off the ...
Mastracci Tara M - - 2010
The use of endovascular modalities for the treatment of simple descending thoracic aneurysms has become standard of care. Expanding endovascular techniques for the treatment of thoracoabdominal aneurysms is now possible with the evolution of branched and fenestrated grafts.
Sfyroeras Giorgos S - - 2010
To present the first case of colonic ischemia (CI) after endovascular exclusion of an aortoiliac aneurysm using an iliac branch device (IBD). A 69-year-old male patient with an abdominal aortic and right common iliac artery aneurysm underwent endovascular repair with an IBD. Completion angiography demonstrated good patency in 2 of ...
Marjanovic Ivan Radomir - - 2010
INTRODUCTION: Gastroduodenal artery (GDA) aneurysms are rare and mainly asymptomatic vascular diseases. Endovascular intervention can provide an alternative method of treatment for GDA aneurysms. REPORT: We present a case of endovascular repair of giant GDA aneurysm, with stent graft. A 56-year-old man, smoker, presented with nausea, acute worsening of chronic ...
Cheong Steven Kum Wei - - 2010
Internal iliac artery aneurysms are a rare variant of aorto-iliac aneurysm disease. They are associated with high mortality if managed conservatively. Open surgery is associated with significant morbidity and mortality especially when performed for rupture. Endovascular stent coverage after feeding vessel embolization has been proven a safe and effective treatment ...
Chan Yiu-Che - - 2010
Situs inversus totalis is a rare autosomal recessive developmental anomaly. There are very few reports in the published literature of abdominal aortic aneurysm in patient with situs inversus totalis, all of whom underwent open aneurysm repair. This is the first case in the world's literature to describe a patient with ...
Chandra Julie - - 2010
The authors describe their initial experience with the adjunctive use of Glubran 2, a cyanoacrylate glue, in the embolization of the internal iliac artery (IIA). Glubran 2 was used in five patients as an adjunct to traditional techniques in the repair of isolated IIA aneurysms and to prevent retrograde perfusion ...
van Keulen Jasper W - - 2010
An increasing number of patients with severely angulated abdominal aortic aneurysm (AAA) necks are being treated by endovascular aneurysm repair (EVAR). Optimal preprocedural planning and investigation of the AAA morphology is essential to achieve a successful EVAR in these patients. In this article, we discuss specific problems that can be ...
Zayed Hany A - - 2011
The objective of this study was to identify factors predicting the need for reintervention after endovascular repair of isolated iliac artery aneurysm (IIAA). We reviewed prospectively collected database records of all patients who underwent endovascular repair of IIAA between 1999 and 2008. Detailed assessment of the aneurysms was performed using ...
Mosquera Victor X - - 2010
Type III endoleaks, which may be caused by endograft disconnection, pose the risk of aneurysm enlargement and rupture because the pressure in the aneurysmatic sac tends to equal the systolic aortic pressure. We report the endovascular treatment of a critical dislocation of two thoracic aorta endografts with subsequent massive aneurysmatic ...
Sachdev-Ost Ulka - - 2010
Visceral artery aneurysms are relatively rare clinical entities, although their detection is rising due to an increased use of cross-sectional imaging. Rupture is the most devastating complication, and is associated with a high morbidity and mortality. For this reason, elective repair is preferable in the appropriately chosen patient. In general, ...
Cayne Neal S - - 2010
Ruptured abdominal aortic aneurysms historically have high mortality rates. Despite improvements in many open surgical techniques and perioperative care, these mortality rates have not significantly changed. Some of the reasons for the high mortality rates include the excessive blood loss and hypothermia that occur during open operative repair. The blood ...
Martens T - - 2010
BACKGROUND: Mobile thoracic or abdominal aortic thrombi are a potential source of embolism to visceral organs or lower limbs. Detection levels of this type of aortic pathology after any embolic event have increased considerably. Nevertheless, therapeutic management of an intraluminal mobile thrombus of the aorta remains controversial. The aim of ...
Zander Tobias - - 2011
Ruptured abdominal aortic aneurysm is related with a 100% mortality rate if left untreated. Even with surgical intervention or endovascular repair, mortality is still extremely high. However, there are conditions in which neither open surgical aneurysm repair nor endovascular aneurysm repair can be considered a viable therapeutic option because of ...
Jim Jeffrey - - 2010
Since its introduction 2 decades ago, endovascular repair of abdominal aortic aneurysms has continued to evolve, and many now consider it the optimal treatment modality for infrarenal abdominal aortic aneurysms. There are currently 5 commercially approved endografts, each with its unique design, and all can be utilized with excellent technical ...
Mastracci Tara M - - 2010
Long-term survival benefit contrasted with rupture risk should determine which patients are suitable for abdominal aortic aneurysm (AAA) intervention. Our aim was to develop a model capable of predicting long-term survival based on preoperative characteristics. A prospective cohort study using Cox regression modeling. We aimed to associate preoperative characteristics with ...
Delalieux S - - 2010
OBJECTIVES: Emergency endovascular aneurysm repair (eEVAR) for ruptured abdominal aortic aneurysms (rAAA) is still under investigation. Since installation of an urgent eEVAR kit in our hospital, all patients with a rAAA or urgent thoracic aortic aneurysm are candidates for eEVAR or eTEVAR (emergency thoracic EVAR), respectively. For this study, we ...
Lyons Oliver T A - - 2010
We present the early results of a policy of treating all anatomically suitable ruptured abdominal aortic aneurysms (rAAAs) by emergency endovascular aneurysm repair (eEVAR), regardless of hemodynamic instability. Data were retrospectively collected from prospectively maintained databases identifying patients with rAAA from 2006 to 2007. Forty-seven patients with true rAAA were ...
Ueda Takuya - - 2010
PURPOSE: To determine the clinical importance of the bird-beak configuration after thoracic endovascular aortic repair (TEVAR). MATERIALS AND METHODS: The institutional review board approved this retrospective study and waived the requirement to obtain informed consent from patients. Sixty-four patients (40 men, 24 women; mean age, 64 years) who underwent TEVAR ...
Elefteriades John A - - 2010
There are many reasons, both conceptual and evidence based, to be concerned about the effectiveness, durability, and overall validity of endograft therapy for degenerative aneurysms. This article discusses available data regarding the use of stent therapy for degenerative aneurysms.
Kopp Reinhard - - 2010
Endovascular aortic repair (EVAR) has become an additional treatment option for patients with infrarenal aortic aneurysms and suitable aortic morphology. However, endoleaks are commonly encountered and represent a relevant risk for secondary treatment failure. In addition, impaired renal function or allergic reactions to intravascular iodine application might represent exclusion criteria ...
Hoshina Katsuyuki - - 2010
Among 148 abdominal aortic aneurysm patients who underwent endovascular aneurysm repair at our institution, two cases of graft limb occlusion (GLO) were identified and successfully treated with endovascular repair. Guidewire cannulation against the occluded limb is the most important aspect of the procedure. After a thrombectomy, balloon dilatation is performed ...
Etezadi Vahid - - 2010
PURPOSE: To evaluate the use of covered stent-grafts in the endovascular treatment (ET) of popliteal artery aneurysms (PAAs). MATERIALS AND METHODS: A retrospective analysis was conducted over a period of 52 months in 18 consecutive patients (17 men; mean age +/- SD, 70 years +/- 11) undergoing ET of PAAs ...
Albertini Jean-Noël - - 2010
BACKGROUND: To compare the outcome of endovascular aneurysm repair (EVAR) of abdominal aortic aneurysm (AAA) in patients with and without associated common iliac artery aneurysm (CIAA) extending to the iliac bifurcation. METHODS: Review of 157 patients who underwent endovascular aneurysm repair between 1999 and 2007. Group 1 included 133 patients ...
Dupont Annabelle - - 2010
The aims of this study were to clarify the prevalence and the risk factors for unsuspected abdominal aortic aneurysm (AAA) in patients who underwent coronary artery bypass grafting for severe coronary artery disease and to identify the most at risk patients for AAA. Among 217 patients (189 men, mean age ...
Shu C - - 2010
Pseudo-aneurysms involving the coeliac artery caused by tuberculosis infection are extremely rare and are highly susceptible to rupture.(1) It's difficult to make the correctly diagnosis preoperative and select reconstructive procedures. We report a case of tuberculous pseudo-aneurysm in the abdominal aorta involving the coeliac artery. The active phase of the ...
Kulik Alexander - - 2010
The use of an aortic patch containing the visceral and renal arteries is a well-established technique during thoracoabdominal aortic aneurysm (TAAA) repair. However, the retained aortic tissue may later become aneurysmal. We reviewed our TAAA repair experience using a presewn aortic branched graft to eliminate this risk. Between March 2003 ...
Tierney Aine P - - 2010
A method for reliable, noninvasive estimation of abdominal aortic aneurysms (AAA) wall mechanics may be a useful clinical tool for rupture prediction. An in vitro AAA model was developed from an excised porcine aorta with elastase treatment. The AAA model behaviour was analysed using acoustic radiation force impulse (ARFI) imaging ...
Volokh K Y - - 2010
Medical doctors consider a surgery option for the expanding abdominal aortic aneurysm (AAA) when its maximum diameter reaches 5.5cm. This simple geometrical criterion may possibly underestimate the risks of rupture of small aneurysms as well as overestimate the risks of rupture of large aneurysms. Biomechanical criteria of the AAA failure ...
Long Anne - - 2010
BACKGROUND: Little is known about the prevalence of abdominal aortic aneurysm (AAA) in patients with coronary heart disease. The aims of this prospective study were to evaluate the prevalence of AAA and of large abdominal aorta in patients hospitalized for acute coronary syndrome and coronary stenosis of 50% or greater. ...
Johnsen Stein Harald - - 2010
OBJECTIVE: The pathogenesis of abdominal aortic aneurysm (AAA) formation is poorly understood. We investigated the relationship between carotid, femoral, and coronary atherosclerosis and abdominal aortic diameter, and whether atherosclerosis was a risk marker for AAA. METHODS AND RESULTS: Ultrasound of the right carotid artery, the common femoral artery, and the ...
Lachat Mario - - 2010
PURPOSE: To present a technique for renal and visceral revascularization allowing complete endovascular treatment of a ruptured type IV thoracoabdominal aneurysm using devices already stocked in most centers performing endovascular aneurysm repair. TECHNIQUE: Open arterial access is obtained to both common femoral arteries and the left subclavian artery (LSA). Access ...
Yamamoto Masaya - - 2010
Endovascular treatment (stenting) has evolved as an effective and safe treatment modality for symptomatic subclavian and innominate artery disease. Most of these patients have comorbid conditions associated with atherosclerotic vascular disease, which is responsible for the access site and increased difficulty of procedure. We report a case of symptomatic innominate ...
Ng Tina T - - 2010
Highly variable utilization rates for a diverse group of surgical procedures are commonly ascribed to physician practice patterns rather than clinical considerations. A previous investigation by our group showed that variations in the rates of carotid endarterectomy (CEA) actually reflected regional risk factors for atherosclerosis, not physician density or other ...
Verhoeven E L G - - 2010
Open thoraco-abdominal aortic aneurysm repair is a demanding procedure with high impact on the patient and the operating team. Results from expert centres show mortality rates between 3-21%, with extensive morbidity including renal failure and paraplegia. Endovascular repair of abdominal aortic aneurysms initially required an undilated portion of the aorta ...
Banerjee Subhash - - 2010
Currently available techniques for the endovascular treatment of infrainguinal arterial chronic total occlusions (CTOs) require long procedure duration, large contrast volumes, complex subintimal dissection technique, and have low-intermediate success rates. Inability to remain intraluminal and/or reenter the true lumen after subintimal dissection remains the main reasons for procedural failure. We ...
Karthikesalingam Alan - - 2010
PURPOSE: To quantify the proportion of patients with morphology suitable for the use of a commercially available iliac branch graft device (IBD), which offers an endovascular alternative to avoid the morbidity of internal iliac artery (IIA) embolization during endovascular aneurysm repair (EVAR) of aortoiliac aneurysms. METHODS: A retrospective single-center study ...
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