Search Results
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Jeffrey R B RB - - 1998
Evaluation of the abdominal and thoracic aorta is one of the most common indications for CT angiography (CTA). CTA largely has replaced conventional angiography in the assessment of aortic aneurysms and dissections because it provides all the relevant anatomic information at reduced cost, morbidity, and radiation exposure. This article will ...
Nishijo N - - 1998
We studied the effect of excessive salt intake on vascular lesion development in hypertensive transgenic mice that overproduce angiotensin II, ie, Tsukuba hypertensive mice (THM). At 6 weeks of age, THM and C57BL/6J (controls) were given either 1% sodium chloride ("salt-loaded") drinking water or tap water for 30 days. Salt-loaded ...
Morris H L - - 1998
BACKGROUND: The management of simultaneously occurring abdominal aortic aneurysm and intra-abdominal malignancy is controversial. It is unclear whether to treat the aneurysm first or the malignancy, or both simultaneously. If the malignancy is resected first there is a risk of postoperative rupture of the aneurysm. If simultaneous surgery is performed ...
Lindholt J S - - 1998
To study the relation between abdominal aortic aneurysms and chronical obstructive pulmonary disease (COPD), in particular the suggested common elastin degradation caused by elastase and smoking. A cross-sectional population study and a prospective cohort study of small abdominal aortic aneurysms was performed in a community setting. All previous diagnoses recorded ...
Bechara-Zamudio L - - 1998
A 22-year-old man came to our institution with upper gastrointestinal bleeding and massive intra-abdominal hemorrhage. His history included an abdominal gunshot, with aortic and multiple intestinal perforations, 9 months before. At the time of the original injury, he was treated elsewhere by primary closure of the aortic laceration and multiple ...
Schouffoer A A - - 1998
A 26-year-old man was admitted with abdominal pain, anemia, and hypertension. Ultrasonography and computed tomography revealed a perirenal hematoma. Soon after admission, the patient went into shock, and emergency angiography was performed. Two active bleeding sites were found in the left kidney and were successfully embolized. Also, multiple aneurysms, consistent ...
Finn-Bodner S T - - 1998
This is an introductory article on abdominal vascular ultrasound in dogs. An overview of the hemodynamics of venous and arterial blood flow and Doppler principles, spectral analysis, and velocity waveforms is given. The anatomic and Doppler features of major abdominal vessels that can be examined routinely with ultrasonography are discussed. ...
Harms J - - 1998
OBJECTIVE: Diagnostic work-up and treatment strategies have improved the prognosis of acute thoraco-abdominal aortic dissection. Little attention to aortic branch artery ischemia or even failed restoration following prosthetic repair of thoraco-abdominal dissection still merit a problem with high morbidity and mortality. SETTING: Department of Vascular Surgery, Technische Universität München, Germany. ...
Jiao L R - - 1998
Acute arterial occlusion associated with an abdominal aortic aneurysm can occur as a result of acute thrombosis or embolism from a mural thrombus of the aneurysm. We report here a case of an unusual association between a seat belt injury and an acute ischaemic leg in a patient known to ...
Singh K - - 1998
OBJECTIVES: To assess the variability of ultrasonographic measurements at different levels of the abdominal aorta. DESIGN: Reproducibility study as part of a population health screening for abdominal aortic aneurysm. MATERIALS AND METHODS: In 1994/1995 a total of 6892 subjects underwent ultrasound examination of the abdominal aorta. Variability of measurements was ...
Tolwani R J - - 1998
Treatment for atherosclerotic vascular disease in human beings ranges from medical management to interventional therapy, such as angioplasty, atherectomy, and bypass grafting. Recently, bypass grafting with a vascular prosthesis has received increased attention and clinical use. In the course of studies to optimize use of a small-caliber vascular prosthesis, five ...
Marubayashi S - - 1998
A case of abdominal aortic aneurysm associated with systemic lupus erythematosus (SLE) is reported. A 45-year-old woman with a 18-year history of SLE was admitted with severe lumbago radiating to the bilateral inguinal region. CT and DSA showed a dumbbell shaped true aneurysm of the abdominal aorta. An aorto-biiliac Y ...
Cheng S W - - 1998
OBJECTIVE: To analyse the epidemiology and trends of abdominal aortic aneurysm (AAA) in an ethnic Chinese population over a 21-year period in a representative referral institution in Hong Kong. METHODS: Over a 21-year period from 1975 to 1995, 533 patients with abdominal aortic aneurysms were treated in a single Vascular ...
Adye B - - 1998
BACKGROUND: True aneurysms of the abdominal aorta and its branches are at least in part due to defects in the structural integrity of the arterial wall. Whether the defect is isolated to the vascular wall is unclear. If the structural weakness involves other tissues, patients with aneurysmal disease should have ...
Ballaro A - - 1998
OBJECTIVE: To discover whether there is a seasonal variation in the incidence of rupture of abdominal aortic aneurysms. DESIGN: Deaths per month due to rupture of abdominal aortic aneurysm were analysed retrospectively using a cosinor regression model. SETTING: England and Wales. SUBJECTS: 19,599 patients who died from rupture of abdominal ...
Mostafa G - - 1998
BACKGROUND: Concerns about the utility of pulmonary artery catheters (PAC) stimulated us to assess the impact of one of the parameters measured by the PAC, the pulmonary capillary wedge pressure (PCWP), on our clinical practice. METHODS: The PCWP was recorded at 4- to 6-hour intervals on 50 patients for the ...
Vorp D A - - 1998
Risk for rupture of an abdominal aortic aneurysm is widely believed to be related to its maximum diameter. From a biomechanical standpoint, however, risk is probably more precisely related to mechanical wall stress. Many abdominal aortic aneurysms are asymmetric (for example because of anterior bulging with posterior expansion limited by ...
Pilcher D B - - 1998
Surgeon-interpreted diagnostic ultrasound has become the preferred screening test and often the definitive test for the diagnosis of arterial stenosis, aneurysm, and venous thrombosis. As a modality for surveillance, its noninvasive quality makes it particularly appealing as the test of choice to screen patients for abdominal aortic aneurysms or to ...
Cardia G - - 1998
When operating on abdominal aortic aneurysms associated with stenoses or occlusions of iliac vessels, surgeons may face the problem of reestablishing circulation to pelvic or gluteal territories. A new technique consists of anastomosing a posterior opening in the body or one of the branches of a bifurcated graft, distally sutured ...
Redaelli C A - - 1998
Ischemic colitis is a well known complication following surgery of ruptured abdominal aortic aneurysms, occurring in up to 60% of these patients. It is caused by failure to restore adequate blood flow to the watershed areas of the sigmoid colon. The purpose of this prospective study was to investigate erythrocyte ...
Ali M R MR - - 1998
The abdominal aorta is injured infrequently in blunt trauma to the abdomen. When injury does occur, aortic rupture, dissection, and traumatic aneurysm most commonly result. An aneurysmal abdominal aorta would appear to be at increased risk for injury from blunt abdominal trauma. This case report appears to be the first ...
Louthrenoo W - - 1998
Abdominal pain, a common condition, has been reported in up to 37|X% of-patients with systemic lupus erythematosus (SLE) (1). There are many possible causes including peritonitis, pancreatitis, mesenteric vasculitis, thrombosis of the mesenteric vessels, intra-abdominal infections, or side effects of the medications used in the treatment of the disease, especially ...
Occhionorelli S - - 1998
BACKGROUND: We report one case of symptomatic aneurysm of infrarenal abdominal aorta in a patient symptomatic for acute abdomen. METHODS: The patient was accepted at the Emergency Care Unit and the routine admission tests were taken. US of the abdomen revealed a <<Situs Viscerum Inversus Totalis>> (SVI) disposition of the ...
Petersen E - - 1998
OBJECTIVES: To investigate the presence of Chlamydia pneumoniae DNA in the wall of infrarenal abdominal aortic aneurysms, and in the wall of non-aneurysmal infrarenal abdominal aortas. DESIGN: Case-control study. MATERIALS AND METHODS: The study group consisted of 40 patients operated transperitoneally for an infrarenal abdominal aortic aneurysm (IAAA) (eight females, ...
van Essen J A - - 1998
The objective of this study was to acquire insight into the interpretation of intravascular ultrasound images of the abdominal aorta and to assess to what extent this technique can provide useful parameters for the endovascular treatment of patients with abdominal aortic aneurysm. This was a descriptive study. Fifteen abdominal aortic ...
Soisalon-Soininen S S - - 1998
It is difficult to decide whether to operate on a symptomless, abdominal aortic aneurysm in an elderly person almost in the last decade of their life. A comparative retrospective review was undertaken of 77 octogenarians and 692 other patients aged less than 80 treated for infrarenal abdominal aortic aneurysms between ...
Moriyama Y - - 1998
We report the case of a 74-year-old man found to have an extensive intramural hematoma (IMH) in the infrarenal abdominal aorta during a follow-up imaging study performed after repair of a DeBakey type II aortic dissection with an aortic arch true aneurysm. Enhanced computed tomographic scan and angiography revealed an ...
Yamamoto K - - 1998
A 59-year-old man, who manifested lower back pain, was admitted with sepsis and disseminated intravascular coagulation (DIC). A computed tomographic scan showed a slight thickening of the abdominal aortic wall. A blood examination revealed pancytopenia. Myelodysplastic syndrome was diagnosed after bone marrow aspiration and a chromosome analysis. Sepsis due to ...
Akiyama K - - 1998
A 47-year-old woman on long-term hemodialysis due to a chronic isolated abdominal aortic dissection was admitted to our department with severe abdominal pain. She had not suffered any hematemesis or melena. An emergency laparotomy revealed an abdominal aortic aneurysm with a diameter of 60mm, densely adhered to the ileum. An ...
Mii S - - 1998
A 45-year old man with fever, abdominal pain, and a pulsating mass underwent an aneurysmectomy, with in situ reconstruction using a bifurcated knitted Dacron graft, for a saccular abdominal aortic aneurysm (AAA). A culture taken postoperatively grew Campylobacter fetus subspecies fetus. The administration of antibiotics sensitive to this organism was ...
Kuniyoshi Y - - 1998
We report herein the case of a patient in whom aneurysms of the bilateral deep femoral arteries (DFA) and multiple iliac aneurysms associated with severe aortic valve disease were successfully treated by a two-staged operation. The patient was a 74-year-old man who had dense calcification of the ascending aorta and ...
Mackey L G - - 1998
This paper reports on a study that examined the financial impact of an endoluminal grafting procedure for an abdominal aortic aneurysm using the Mialhe Endoluminal Aortic Stentor. Clinical outcomes were not a focus of this study. The results of the study suggest that financial impacts of new clinical procedures can ...
Neschis D G - - 1998
BACKGROUND: Pancreaticoduodenal artery aneurysms (PDAs) are rare, accounting for only 2% of all visceral artery aneurysms. The majority of reported cases of patients with PDA have presented subsequent to rupture. Presentation without rupture also has been reported and is often associated with abdominal discomfort or diagnosed incidentally on radiologic studies. ...
Canova G - - 1998
Horseshoe kidney is a rare congenital anomaly that can create various technical problems during surgery for repair of abdominal aortic aneurysm. The diagnosis of this anomaly should be confirmed preoperatively in order to plan surgical strategy. Nowadays, in more than 90% of all cases, ultrasonography, contrast computerized tomography, urography, and ...
Barbalias G A - - 1998
We report the case of a 70-year-old man who presented with an abdominal aortic aneurysm and invasive transitional cell carcinoma of the bladder. Synchronous surgical treatment was deemed necessary because of the iliac extension of the aneurysm. Radical cystectomy preceded the repair of the abdominal aortoiliac aneurysm and the bilateral ...
Pleumeekers H J - - 1998
OBJECTIVE: To assess the observer variability of ultrasound measurements of the abdominal aorta and to study whether observer variability is influenced by the site of measurement or cardiovascular risk factors. SETTING: Population based screening programme for abdominal aortic aneurysms. METHODS: For 135 subjects taking part in a screening programme for ...
Diethrich E B - - 1998
The exclusion of abdominal aortic aneurysms with endoluminal grafts has generated a great deal of interest since the early 1990s, and many centers are currently evaluating the procedure and comparing it to classic surgical exclusion. Although endoluminal grafting procedures show promise, development and clinical testing of devices is a time-consuming ...
Yan Y - - 1998
Cadaver studies were made to obtain more details about the arterial patterns in the thoracic and abdominal segments of the esophagus, with emphasis on the arterial supply to the lower esophageal sphincter (LES). The results showed that the inferior thoracic segment of the esophagus usually received blood supply from a ...
Koshino T - - 1998
We report herein a case of abdominal aorta occlusion caused by enlargement of the false lumen after a graft replacement. The patient was a 70-year-old man who underwent a graft replacement of the descending thoracic aorta for a DeBakey type IIIb dissecting aneurysm. Digital subtraction angiography performed on postoperative day ...
Englund R - - 1998
BACKGROUND: The present study was carried out in order to examine those factors that influence the rate of expansion of small abdominal aortic aneurysms. METHODS: A retrospective study was undertaken of 112 patients who attended the St George Vascular Laboratory between 1987 and 1997. These patients had abdominal aortic aneurysms ...
Katsumori T - - 1998
We report an uncommon case of spontaneous massive hemorrhage of the abdominal wall caused by rupture of a deep iliac circumflex (DIC) artery. Enhanced computed tomography (CT) demonstrated a marked extravasation in a huge hematoma of the abdominal wall. Although a pelvic arteriogram demonstrated no extravasation, a superselective DIC arteriogram ...
Crosby E T - - 1998
PURPOSE: To report a case of iliopsoas haematoma after resection of an abdominal aortic aneurysm which resulted in a lumbosacral plexopathy. CLINICAL FEATURES: An 81-yr-old man presented with an abdominal aortic aneurysm for aneurysmectomy and tube grafting. An epidural catheter was placed at the L1-2 spinal level and combined epidural-general ...
Jones S - - 1997
The majority of aortic aneurysms occur in the abdominal segment. Aneurysms above 5 cm are at higher risk for rupture, and have traditionally been treated with surgical intervention. Conventional surgical treatment involves major abdominal surgery with associated complications. The endovascular prosthesis is a newly developed vascular graft which is inserted ...
Cappeller W A - - 1997
BACKGROUND: The purpose of this study was to evaluate the ratio of aneurysm size to aortic diameter (dm/ds) and newly defined volumetric parameters and to objectify by means of these parameters a critical maximum diameter (dm) as indicator for elective surgery of abdominal aortic aneurysms (AAA). METHODS: Based on contrast-enhanced ...
Eldrup-Jorgensen J - - 1997
Abdominal vascular catastrophes are due to rupture of arterial aneurysms or arterial occlusion leading to end organ ischemia. In this article, we will discuss rupture of abdominal aortic aneurysms and visceral artery aneurysms. Arterial occlusion secondary to embolism, thrombosis and dissection will be presented. Mesenteric ischemia secondary to low flow ...
Lucarotti M E - - 1997
OBJECTIVES: To identify whether abdominal aortic aneurysm screening causes anxiety in those screened and whether the diagnosis of an aneurysm produces sustained anxiety in subjects in comparison with those in whom no abnormality is detected. DESIGN: Prospective case controlled study. MATERIALS AND METHODS: The 28-item General Health Questionnaire (GHQ) was ...
Tamisier D - - 1997
Tuberous sclerosis is known to be associated with neurologic, renal and cardiac lesions. We report a case involving a child with tuberous sclerosis who developed infrarenal abdominal aortic aneurysm. Surgical therapy was successful. Although aortic aneurysm is uncommon in children with tuberous sclerosis, routine screening is necessary due to the ...
Schellhammer F - - 1997
The case of an asymptomatic pseudocoarctation of the abdominal aorta is reported. Pronounced kinking of the abdominal aorta was seen on angiograms, without stenosis or collateral circulation. Angiography revealed normal renal arteries originating from the malformated aortal segment. The possible etiology and the need for the therapeutical intervention are discussed.
Walton L J - - 1997
The aim of this study was to provide evidence for the hypothesis that the B cell rich infiltrate concentrated in the adventitia of atherosclerotic abdominal aortic aneurysms is an autoimmune response to specific tissue antigens. Detailed histological examination of biopsies from 26 atherosclerotic abdominal aortic aneurysms showed in the adventitia, ...
Reed W W - - 1997
BACKGROUND: Patients with abdominal aortic aneurysm often are followed up with serial ultrasound examinations, but published studies usually describe rupture risk according to the diameter of the abdominal aortic aneurysm at diagnosis rather than by most recent ultrasound. Information in this form is misleading when used to predict prognosis. METHODS: ...
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