Search Results
Results 501 - 550 of 942
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Van Doorn Ruth C - - 2002
PURPOSE: To report a case of aortoesophageal fistula secondary to a mycotic thoracic aortic aneurysm (TAA) successfully repaired by stent-grafting of the descending thoracic aorta. CASE REPORT: A 66-year-old woman with a recent history of hemicolectomy for colon cancer complicated by postoperative infection presented with midthoracic pain, fever, hoarseness, and ...
Sueda Taijiro - - 2002
BACKGROUND: This clinical study was undertaken to evaluate changes in motor evoked potentials (MEPs) during cold blood infusion into a thoracoabdominal aortic aneurysm. We also determined the efficacy of this infusion method for predicting spinal cord injury during thoracoabdominal aortic aneurysmal surgery. METHODS: We monitored descending evoked spinal cord potentials ...
Takagi Hisato - - 2002
A nondissecting aneurysm of the distal descending thoracic aorta, 55 mm in diameter, in a 35-year-old woman who was undergoing 24-year steroid therapy of systemic lupus erythematosus was successfully resected and replaced with a tube graft. The suture line of the aortic wall was reinforced with a polytetrafluoroethylene felt strip. ...
Kunihara T - - 2002
Systemic lupus erythematosus (SLE) is frequently associated with cardiovascular manifestations but rarely complicated with aortic disease, and surgical treatment is often complicated with later anastomotic dehiscence. We report successful endovascular stent-graft placement (EVSGP) as an alternative to conventional treatment of the aortic aneurysm in patients with SLE and review of ...
Huynh T T t - - 2002
Extended hospital length of stay (LOS) and consequent high costs are associated with thoracic and thoracoabdominal aortic aneurysm (TAAA) surgery. In this study, we examined factors that may influence LOS after TAAA repair. Five hundred forty thoracic and TAAA repairs were performed by one surgeon between 1990 and 1999. The ...
Kawachi Yoshito - - 2002
A retrospective analysis was performed to determine the early outcome of cardiac and thoracic aortic surgery in patients over 80 years old. Between 1994 and 2000, 41 octogenarians (mean age, 82.6 +/- 2.5 years) underwent coronary artery bypass grafting (25), valve surgery (8), thoracic aortic aneurysm repair (7), or combined ...
Watanabe Yoshiko - - 2002
We present two cases of severely calcified thoracoabdominal aortic aneurysm treated by means of endografting with a retrograde aortomesenteric bifurcated bypass graft reconstructing the celiac axis and superior mesenteric artery. To avoid spinal ischemia, we monitored evoked spinal cord potential and performed an occlusion test of the intercostal arteries using ...
Saccani S - - 2002
We present our preliminary experience with the application of covered aortic stents to treat aneurysms and dissections of the thoracic artery, a technique that was developed in 1996. Seven selected patients were treated with World Medical Talent bare spring tip endoprostheses and followed up for a total of 67 months. ...
Winnerkvist Anders - - 2002
OBJECTIVE: We investigated retrograde venous spinal cord perfusion (RVP), with the established adjuncts cerebrospinal fluid drainage (CSFD), and distal aortic perfusion (DAP) in the canine model. We then examined the clinical feasibility of RVP, DAP, and CSFD. DESIGN: Canine study: Twenty dogs were randomized to four treatment groups. All animals ...
Itani Yasutaka - - 2002
In a mass chest computed tomography (CT) screening using a mobile helical CT unit, we measured the aortic diameter at three segments to confirm standard values and also attempted to detect any asymptomatic aortic aneurysms. The population screened in the present study consisted of 6971 subjects (3847 men and 3124 ...
Tsui Pang - - 2002
A 70-year-old woman with a known chronic dissecting aneurysm of the descending thoracic aorta presented with new-onset back pain and hemoptysis. The hemoptysis was thought to be the result of invasion of the bronchial tree by the aneurysm. During surgical repair, a lesion that appeared to be a pulmonary abscess ...
Fukada Johji - - 2002
Two high-risk patients underwent a graft replacement for descending thoracic or thoracoabdominal aortic aneurysms without the reconstruction of any intercostal and lumbar arteries. The first patient was an 81-year-old woman with asthma and renal dysfunction who was diagnosed to have a descending thoracic aortic aneurysm extending from the Th8 to ...
Jacobs Michael J - - 2002
In patients with thoracoabdominal aortic aneurysms (TAAAs), the blood supply to the spinal cord is highly variable and unpredictable because of obstructed intercostal and lumbar arteries. This study was performed for the prospective documentation of patent segmental arteries during TAAA repair and the assessment of their functional contribution to the ...
de Haan P - - 2001
Monitoring myogenic motor EPs after transcranial electrical stimulation is effective in detecting spinal cord ischemia. During thoracoabdominal aortic aneurysm surgery, this technique is sufficiently rapid to allow timely interventions aimed at correcting ischemic conditions and preserving spinal cord blood flow. If strategies are applied to protect the spinal cord during ...
Abou-Zamzam A M AM - - 2001
The history of surgical reconstruction of the aorta for aneurysmal and occlusive disease now spans over 50 years. The continued performance of these operations with minor modifications attests to their durability and efficacy. Despite this, some late complications do occur. One such complication is the development of a sterile para-anastomotic ...
Strachan A N - - 2001
We present the anaesthetic management of a patient for stenting of a thoracic aortic aneurysm at the site of an aortic coarctation. The specific challenges to the anaesthetist for this case are outlined. These include the specific problems of placing the graft, the obvious risk of aortic rupture and the ...
Ingu A - - 2001
Resection of a saccular aneurysm that developed in a remnant of aorta in a patient with Marfan's syndrome, who previously underwent aortic aneurysmectomy, is described. The intercostal arteries were reconstructed end-to-end using small-caliber interposition grafts to the aortic prosthesis. Preoperative magnetic resonance angiography identified the artery of Adamkiewicz and facilitated ...
Cheng S W - - 2001
OBJECTIVE: To determine the epidemiology and the status of open and endovascular aortic surgery for aortic aneurysm in Hong Kong. METHODS: Three separate data sources were obtained: (1) the Hong Kong Hospital Authority discharge statistics for 1999 and 2000; (2) a survey on aortic aneurysms in public hospitals conducted by ...
Gasparis A P - - 2001
This is a unique case of a visceral patch rupture in a Marfan patient after a repair of a thoracoabdominal aneurysm. The patient presented with abdominal pain and in shock 6 years after repair. The retained aortic wall containing the origins of the celiac, mesenteric, and renal arteries was aneurysmal ...
Yazawa S - - 2001
A 33-year-old man died following sudden unexpected rupture of a saccular thoracic aortic aneurysm. The patient had been treated as suspicious Behçet's disease (BD) for 9 years, however, the medication was discontinued at the age of 24. Autopsy disclosed multiple aneurysms at the descending thoracic and abdominal aorta. Histopathologically, infiltration ...
Lee M J - - 2001
BACKGROUND: Maternal aortic aneurysm can be an unsettling finding for the practicing obstetrician. However, thoracic surgeons generally do not treat asymptomatic aortic aneurysms that are less than 6 cm in diameter in otherwise healthy adults. CASE: A young nullipara was incidentally found to have a 4.5-cm thoracic aortic aneurysm during ...
Matsuzaki K - - 2001
An 80-year-old man was referred to our hospital for the surgical treatment of an ascending aortic aneurysm. The diagnosis of idiopathic thombocytonenic purpura was also made by hematological studies which included the examination of the aspirated bone marrow. Preoperative chest computed tomography showed an ascending aortic aneurysm with a maximum ...
Kamler M - - 2001
A 38-year-old man presented with massive hemoptysis followed by hemorrhage shock. The patient's history revealed a Dacron patch repair for aortic coarctation and recoarctation carried out twice, once 23 and once 10 years ago. Diagnosis of a ruptured descending aortic aneurysm with an aortobronchial fistula into the left lower lobe ...
Rampoldi V - - 2001
A 50-year-old man with Behçet's disease (BD) diagnosed ten years previously, was submitted to emergency operation of two symptomatic type IV thoracoabdominal aortic and left common iliac aneurysms repair. Despite the rarity of vascular lesions in the course of BD, the uncommon clinical situation of double symptomatic aneurysms was successfully ...
Estrera A L - - 2001
BACKGROUND: Neurologic deficit (paraparesis and paraplegia) after repair of the thoracic and thoracoabdominal aorta remains a devastating complication. The purpose of this study was to determine the effect of cerebrospinal fluid drainage and distal aortic perfusion upon neurologic outcome during repair of thoracic and thoracoabdominal aortic aneurysm (TAAA) repair. METHODS: ...
Kawaharada N - - 2001
OBJECTIVE: The outcome of thoracoabdominal aortic aneurysm repair after operations for descending thoracic or infrarenal abdominal aortic aneurysm was investigated. METHODS: Between May 1982 and July 2000, 102 patients underwent thoracoabdominal aortic aneurysm repair. Of these patients, 36 had previously undergone operations for descending thoracic or abdominal aortic aneurysm. To ...
Dardik A - - 2001
Thoracoabdominal aortic replacement requires visceral vessel revascularization and is usually performed with Crawford's inclusion technique or a large Carrel patch. This segment of retained native aorta may be prone to recurrent aneurysmal disease. We reviewed our experience with patients in whom aneurysmal expansion of the visceral patch was detected. The ...
Momose M - - 2001
Sympathetic cardiopulmonary nerves arise from the cervical sympathetic trunks and travel alongside the great arteries to innervate the ventricles. Because of the proximity of the nerve and artery, cardiac sympathetic denervation may occur in patients who have just undergone surgery for the repair of an ascending aortic aneurysm. METHODS: To ...
Iyori K - - 2001
The main cause of paraplegia after surgery for descending thoracic aortic aneurysms and thoracoabdominal aortic aneurysms is spinal cord ischemia caused by ligation of the critical spinal arteries that are associated with the great radicular artery (GRA). In this experimental study, we attempted to identify the critical spinal arteries with ...
Kuniyoshi Y - - 2001
We performed concomitant graft replacement for descending thoracic aortic aneurysm and pulmonary resection for squamous cell carcinoma of the left upper lobe in a 79-year-old man. The tumor reached the parietal pleura. No distance metastasis was found, and the tumor was diagnosed preoperatively as a stage IIB (N0, M0, T3) ...
Oka T - - 2001
Supraventricular tachyarrhythmias after pulmonary surgery are well described. Some investigators suggest that tachyarrhythmias after thoracic operations may result from the relative sympathotonic status produced by injury to the cardiac parasympathetic nerves. We examined whether postoperative thoracic sympathetic blockade by thoracic epidural bupivacaine might reduce the tachyarrhythmias after pulmonary resection. Fifty ...
Mehnert-Kay S - - 2001
A 41-year-old ultramarathon runner presented to his physician after having exercise-related chest pain that radiated down his left arm and seemed typical for myocardial ischemia. The patient had only a single risk factor. Extensive testing revealed a large thoracic aortic aneurysm. This case illustrates how the standard workup could miss ...
Ono M - - 2001
A patent distal false lumen after repair of type A aortic dissection often poses serious late complications. We present a successful repair of dissecting aortic aneurysm through left thoracotomy, extending from the ascending to descending thoracic aorta after composite graft replacement of the aortic root. Although staged operations, including the ...
Zanetti P P - - 2001
The aim of this work is to present our modified Elephant Trunk technique to reduce circulatory arrest time and consequently mortality and morbidity rates. According to Borst's technique the ascending aorta and aortic arch are replaced first, under deep hypothermic circulatory arrest, while a graft segment is left in the ...
Moriyama Y - - 2001
Mild hypothermia induced by abdominal cavity cooling together with a selective visceral shunting technique can be a useful adjunct for thoracoabdominal aortic aneurysm repair. The authors adopted this combined technique for repair of selected Crawford type III and type IV aneurysms to reduce visceral ischemic damage and minimize the incidence ...
LeMaire S A - - 2001
BACKGROUND: Recent recommendations have emphasized individualized treatment based on balancing a patient's risk of thoracoabdominal aortic aneurysm rupture with the risk of an adverse outcome after surgical repair. The purpose of this study was to determine which preoperative risk factors currently predict an adverse outcome after elective thoracoabdominal aortic aneurysm ...
Farooq M M - - 2001
Penetrating aortic ulceration is uncommon in the infrarenal aorta. We describe a patient with a penetrating infrarenal aortic ulcer manifesting as blue toe syndrome, and a second patient with a similar lesion identified as an incidental finding. These two patients were treated for penetrating infrarenal aortic ulceration within the past ...
Takahashi K - - 2001
BACKGROUND: The exact cause of aortic aneurysms is not completely understood. Histologically, the atherosclerotic lesions present in an aneurysm contain numerous inflammatory cells. This finding represents active atherosclerosis, which can cause lesion expansion. In this study we investigated the role of scintigraphy in the evaluation of inflammation in aortic aneurysms. ...
Ito T - - 2001
A 28-year-old male, who was involved in an automobile accident 11 years previously, was diagnosed as having a chronic traumatic thoracic aneurysm. An enhanced computed tomographic scanning (CT) and three-dimensional CT demonstrated that a thoracic aortic aneurysm of 50 mm in the maximal axis was located at the aortic isthmus ...
Takahara Y - - 2001
OBJECTIVE: For patients diagnosed with combined thoracic aortic aneurysms and cardiac lesions, we conduct a 1-stage operation for ascending and aortic arch grafting. We studied surgical outcome comparatively with patients undergoing aortic grafting alone. For descending and thoracoabdominal aortic grafting, we choose a 2-stage operation. SUBJECTS AND METHODS: Subjects were ...
Okamoto H - - 2001
OBJECTIVE: As a new adjunct to surgical repair for a thoracoabdominal aortic aneurysm, we have devised and used visceral perfusion in combination with alternate venous drainage and return of warmed blood in 4 patients. METHODS: Surgical repair of a thoracoabdominal aortic aneurysm of Crawford type III (n = 1) or ...
Mattoon J S - - 2001
The goal of this study was to collect quantitative and qualitative radiographic information of the normal adult llama thorax. Standing right-left lateral radiographs of the thorax of 16 normal llamas were made. Normal ratios of cardiac height, width, and height plus width to thoracic vertebrae 3-5 and thoracic height were ...
Lake P B - - 2001
OBJECTIVES: Describe trends in mortality for aortic aneurysms in Australia for the period 1968 to 1997. DESIGN: Descriptive study of time trends in mortality. MAIN OUTCOME MEASURE: Age-sex-standardised mortality rates with statistical analysis of trends using negative-binomial regression. RESULTS: While overall mortality rates for aortic aneurysms remained relatively constant for ...
Moriyama Y - - 2001
BACKGROUND: Hypothermic circulatory arrest is a valuable adjunct for thoracic and thoracoabdominal aortic aneurysm repair. Retrograde aortic perfusion through the femoral artery, however, carries a risk of cerebral embolism or malperfusion. To avoid these complications we adopted antegrade aortic perfusion through a prosthetic graft attached to the left subclavian artery ...
Plestis K A - - 2001
This study was undertaken to evaluate the role of cerebrospinal fluid (CSF) drainage and left atrial to femoral artery (LAFA) bypass in preventing postoperative neurologic complications for patients who had undergone descending and thoracoabdominal aortic aneurysm (TAAA) repair. LAFA bypass and CSF drainage were used as adjuncts in the treatment ...
Budillon A M - - 2001
Between January 1990 and February 2001 a total of 323 patients underwent following operations at our Institution: respectively 256 on the ascending aorta, 13 on the transverse arch and 54 on thoracic descending aorta. Sixteen patients with thoracic aortic aneurysms underwent endovascular stent graft implantation. The overall in-hospital mortality was ...
Guest J D JD Department of Neurological Surgery and Miami Project to Cure Paralysis, University of Miami; Miami, FL, USA - - - 2000
This report is a clinical and radiologic correlation of anterior spinal arterial distribution ischemia with a thoracic disc herniation affecting the artery of Adamkiewicz. We could only find one other similar reported case. A 38-year-old woman developed sudden onset of severe back pain and radiculopathy, followed by rapidly evolving paraparesis. ...
Huynh T T - - 2000
As contemporary adjuncts have substantially reduced the overall incidence of paraplegia and paraparesis after the surgical repair of thoracoabdominal aortic aneurysm, delayed-onset neurologic deficit has emerged as a significant clinical entity. It is generally agreed that neurologic deficits are attributable to the duration of spinal cord ischemia sustained during aortic ...
Umana J P - - 2000
Diseases of the thoracic aorta pose a significant challenge to the surgeon because of the complexity of the disease and the characteristics of the patient population. Frequent comorbidities and increasing age account for mortality rates between 5% and 20% for surgical repair of descending thoracic aortic aneurysms and in excess ...
Morrissey N J - - 2000
Thoracoabdominal aortic aneurysm repair requires exposure of long segments of the aorta. This often results in large, debilitating incisions that can compromise pulmonary physiology significantly and result in severe pain. Preoperative preparation and positioning of the patient as well as careful planning of the incision based on the individual's anatomy ...
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