Search Results
Results 701 - 750 of 1244
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Stein Marjorie W - - 2002
A 5-year-old girl presented with hypertension, with no perceived blood pressure differential between the lower and upper extremities. Doppler ultrasound revealed a tardus-parvus pattern with diminished systolic acceleration and peak systolic velocities in the abdominal aorta and both main renal arteries. Doppler interrogation of the suprasternal aorta showed a normal ...
von Kodolitsch Yskert - - 2002
OBJECTIVES: We sought to identify the predictors of aneurysmal formation after surgical correction of aortic coarctation. BACKGROUND: In 9% of patients, aneurysms develop late after corrective surgery of coarctation of the aorta, with a 36% mortality rate if left untreated. However, the predictors of postsurgical aneurysmal formation are unknown. METHODS: ...
Kukuy Eugene L - - 2002
Left ventricular assist device (LVAD) implantation is frequently complicated by intraoperative and postoperative bleeding, particularly at the aortic anastomosis site. Many modifications of the anastomosis have been attempted. We describe a simple method to anastomose the LVAD outflow tract to the ascending aorta with minimal bleeding and a short anastomosis ...
Cherney David D - - 2002
This study utilized dual-energy X-ray absorptiometry (DXA) to determine the association that age-related calcinosis of the aorta and intervertebral disks have in determining bone mineral density (BMD). Eight cadavers were chosen at random and were scanned with DXA before and after the removal of the aorta and intervertebral disks. Our ...
Keith Douglas Scott - - 2002
Stenotic lesions of the descending aorta are rare causes of coarctation of the aorta. The majority of cases of atypical coarctation are thought to be caused by Takayasu's arteritis. This report describes an atypical coarctation of the descending aorta treated with angioplasty and stent placement. Patency of the stent and ...
Serfontein Stephanus J - - 2002
Surgery's role in the treatment of coarctation has been established, and the benefit to life expectancy and quality of life is undeniable. Three postaortic coarctation repair complications are discussed, with review of existing literature: recurrent or residual aortic coarctation, postrepair aneurysm formation, and spinal cord ischemia. Incidence, potential causative factors, ...
Motoyoshi Naotaka - - 2002
A 62-year-old woman with a history of esophageal resection and colon interposition with anterosternal subcutaneous tunnel required replacement of the ascending aorta due to dissecting aortic aneurysm. Preoperative three-dimensional computed tomography enabled us to reveal that right thoracotomy could offer an ascending aortic operation. The patient underwent successful operation under ...
Aneja Rajesh - - 2002
PURPOSE: This article describes a neonate with protein S deficiency who presented with life-threatening thrombosis of the aorta. This is the first case report of a neonate with protein S deficiency presenting with aortic thrombosis. PATIENTS AND METHODS: A 9-day-old boy presented with a history of dark colored urine, vomiting, ...
Segers B - - 2001
A 21-year-old male patient presented with a typical middle aortic syndrome. Echography disclosed a severe narrowing of the lower thoracic aorta with parietal thickening. The isolated character of the lesion was confirmed by magnetic resonance imaging and aortography. The surgical cure was realized by a Dacron bypass between the upper ...
Ussia G P - - 2001
Balloon angioplasty of recurrent coarctation of the aorta is considered a low-risk procedure with high success rate. In the literature, the major complications are death, rupture of the aorta, recoarctation, aneurysm formation, cerebrovascular accident, and femoral artery thrombosis. Spinal cord ischemia as an unusual complication of balloon angioplasty is reported.
Moriwake Y - - 2001
To examine an accumulation of elements within the arteries with aging, the authors investigated the element contents in the intimal, middle, and external tunicae of the thoracic aorta. The subjects consisted of six men and four women, ranging in age from 57 to 99 yr. The wall of the thoracic ...
Manganas C - - 2001
BACKGROUND: We report a series of reoperations in 23 patients who had undergone previous aortic coarctation repair. METHODS: The medical records of these patients were reviewed, and the patients were followed up by telephone interview. Mean age at reoperation was 25 years. There was a mean of 18 years between ...
Neirotti R A - - 2001
We report the case of a 3-month-old girl with a rare form of coarctation involving the lower descending thoracic aorta. Because of clinical findings of congestive heart failure and hypertension, early repair was recommended. Surgical intervention in young patients with this unusual localization presents a complex challenge. Aortic reconstruction was ...
de Divitiis M - - 2001
BACKGROUND: Patients with repaired coarctation are at increased risk of hypertension and cardiovascular disease despite successful repair. We studied the function of conduit arteries in upper and lower limbs of patients late after successful coarctation repair and its relation to age at surgery. METHODS AND RESULTS: Flow-mediated dilatation (FMD) and ...
Aizaki M - - 2001
A 61-year-old Japanese female was referred to our hospital for surgical treatment of a localized heavily calcified abdominal aorta. Preoperative angiograms and computed tomograms revealed severe stenosis of the aorta, resembling a slit. Bypass grafting between the thoracic and abdominal aorta was successfully performed together with the reconstruction of the ...
Lesauskaite V - - 2001
The etiopathogenesis of thoracic aortic aneurysms is currently an issue of debate. The present study investigated ultrastructural, morphometric, and immunohistochemical aspects of smooth muscle cells (SMCs) in chronic aneurysm of the thoracic aorta (aneurysm group), aortic dilatation associated with valvular disease (valvular group), and dissection of the thoracic aorta (dissection ...
Recto M R - - 2001
We report the use of a new biliary stent (IntraStent Double Strut LD) adapted for use in a 16-year-old young man with moderate-severe transverse arch hypoplasia/coarctation of the aorta following two surgical attempts at correction/relief of the coarctation. The stent implantation procedure resulted in complete relief of the coarctation.
Okamoto H - - 2001
Although a heavily-calcified so-called "porcelain" aorta is encountered infrequently, its association presents a formidable problem in cardiac surgery. Here we describe a case of severe aortic stenosis and coronary artery disease combined with the circumferentially calcified aorta. The patient was a 63-year-old man who successfully underwent double coronary artery bypass ...
Cohen G A - - 2001
We report a traumatic disruption of the ascending aorta in an 8-year-old boy who had undergone orthotopic cardiac transplant at 6.5 years of age for congenital heart block and dilated cardiomyopathy. At presentation his aortic injury was not immediately recognized, but persistence in identifying and confirming a suspicious aortic rupture ...
Harrer J - - 2001
In this report, we present an unusual case of a 20-year-old man whose first symptom of aortic coarctation was sudden paraplegia due to spinal epidural hemorrhage caused by rupture of an aneurysmal collateral vessel. Now, one year after surgical correction of coarctation, the patient has had no cardiac or neurological ...
Vouyouka A G - - 2001
Elastin and collagen (types I and III) are the primary load-bearing elements in aortic tissue. Deficiencies and derangements in elastin and type III collagen have been associated with the development of aneurysmal disease. However, the role of type I collagen is less well defined. The purpose of this study was ...
Copeland J G - - 2001
BACKGROUND: In the past, explantation of the Cardio West total artificial heart (TAH) has been technically challenging because of the presence of dense adhesions and extremely thickened pericardium. To prevent this, we constructed a synthetic neo-pericardium in 14 patients. METHODS: Using expanded polytetrafluoroethylene (e-PTFE) membrane, we constructed a pericardium within ...
Abu-Hayyeh S - - 2001
Abdominal aortic aneurysm is a smoking-related disorder. Cadmium, inhaled from cigarettes, may accumulate in the aorta and facilitate weakening of the aorta through adverse effects on smooth muscle cell metabolism. Cadmium was measured by atomic absorption spectrometry in infrarenal aortas from 13 patients with abdominal aortic aneurysm and from 17 ...
Brandt R R - - 2001
A 45-year-old man experienced arterial thromboembolism to the right leg requiring surgical restoration of blood flow. Transesophageal echocardiography (TEE) was performed to determine the source of embolism and identified a localized atherosclerotic lesion in the distal ascending aorta with an adherent, highly mobile thrombus. The patient underwent surgery with removal ...
de Giovanni J V - - 2001
Coarctation of the aorta can be managed in different ways depending upon the age of presentation, anatomical details of the coarctation, the aortic arch anatomy, and whether the coarctation is native or a recurrence following surgery. In infants, surgery is the preferred treatment of choice, whereas in older children and ...
Minich L L - - 2001
OBJECTIVES: To evaluate the effect of aortic compliance on pediatric intra-aortic balloon pumping (IABP). DESIGN: In vitro study using a mechanical model of the pediatric left heart circulation. SETTING: Cardiovascular fluid dynamics research laboratory. SUBJECT: Pulsatile flow system simulating the pediatric left heart circulation and two different aortas with compliances ...
Pfammatter J P - - 2001
Dilation of the ascending aorta is rare in childhood. When seen, it is usually associated with some form of connective tissue disease or predisposing cardiac malformations, especially an aortic valve with two leaflets. We describe four children in whom significant dilation of the ascending aorta was encountered as an incidental ...
Kawada T - - 2001
Two patients each with a rare combination of aortic coarctation and annuloaortic ectasia underwent successful single-stage repair in which the aortic root was reconstructed with a valved conduit, and an extra-anatomical bypass was made by grafting from the ascending to the abdominal aorta. Although the long-term outcome of such a ...
Onwuanyi A A Division of Cardiology, Queens Hospital Center, Mount Sinai School of Medicine, Jamaica, NY 11432, USA. - - 2001
We describe a woman with an unusual case of thromboembolism of the mesenteric artery in whom multiple thrombi were subsequently found in the aorta and right heart chambers on transesophageal echocardiography. Further evaluation revealed a deficiency of protein C and S plasma proteins, inhibitors of the clotting system. The patient ...
Theocharis A D - - 2001
Abdominal aortic aneurysm (AAA) is a common disease of human aorta with increased incidence. It is a complication to atherosclerosis and it is closely associated with alterations in extracellular macromolecules. In this study, the levels of mRNA for versican--the major extracellular arterial proteoglycan (PG)--present in AAA and normal aortas were ...
Petrik P V - - 2001
Rarely, the initial presentation of aortic coarctation, a congenital anomaly, occurs in adults. Surgical repair is indicated for symptomatic patients. We report the case of a 68-year-old woman who underwent successful surgical repair of the infantile (preductal) type of aortic coarctation with use of an interposition graft.
Yip R C - - 2001
We describe the finding of unsuspected aortic coarctation, discovered by catheterisation at 4 months, in a neonate first daignosed on the fourth day of life as having tetralogy of Fallot with pulmonary atresia and major aorto-to-pulmonary collateral arteries. This previously unreported combination contravenes the established theory of patterns of flow ...
Zizka J - - 2001
Development of collateral circulation belongs among the typical signs of aortic coarctation. Cerebral or spinal artery aneurysm formation with increased risk of subarachnoid hemorrhage represent the most common neurovascular complication of this disease. We report a case of a 20-year-old sportsman who developed acute non-traumatic paraplegia as a result of ...
Bruno P - - 2001
Floating masses in ascending aorta are an uncommon source of embolism. We report the case of a 46-year-old woman, smoker, on synthetic progestagen, with no previous history of thrombotic events, who was admitted to our emergency department for an acute anterior myocardial infarction. Coronary angiogram showed occlusion of left main ...
Ebeid M R - - 2001
During surgical repair of a neonatal coarctation it was recognized that this was a rare, previously undescribed form of stenosis of the entire descending thoracic aorta. A few hours after the end-to-end surgical repair, the child underwent successful balloon angioplasty, involving the entire descending thoracic aorta, and in which we ...
Yiu P - - 2000
The treatment of coarctation of aorta with an additional cardiac lesion in adults remains a difficult surgical challenge. We present here an alternative, two-stage, hybrid approach that combined stent repair of aortic coarctation followed by coronary artery bypass operation in an adult with critical coronary lesions and a poor ventricle. ...
Shahar E - - 2000
We report on a rare association of severe migraine headaches associated with coarctation of aorta that completely resolved following dilation of the constricted aorta. A 6-year-old girl presented with severe pounding headaches accompanied with recurrent vomiting, associated with photophobia and phonophobia. She experienced frequent awakenings with severe headaches and vomiting. ...
Abdullah M H - - 2000
We report a patient with stenosis of the native ascending aorta after palliation of hypoplastic left heart syndrome and aortic atresia. We describe the approach to diagnosis, temporary support with extracorporeal membrane oxygenation, and successful surgical reintervention. Stenosis of the native ascending aorta is an important, potentially reversible cause of ...
Soybir N - - 2000
OBJECTIVE: To evaluate gastric tonometer monitoring for splanchnic hypoperfusion in infants during surgical intervention for aortic coarctation, especially within aortic cross-clamp periods. DESIGN: A prospective study. SETTING: Cardiovascular intensive care unit in a university hospital. PARTICIPANTS: Fourteen infant patients after elective, uncomplicated repair of coarctation of the aorta. INTERVENTIONS: After ...
Deb S - - 2000
OBJECTIVE: Devices that reduce technical difficulty and anastigmatic time when repairing large vessels such as the thoracic aorta would be beneficial. The aim of this study was to determine if titanium vascular closure staples (3 mm) could be safely and quickly applied in the repair of large vessels such as ...
Dicle O - - 2000
Pulmonary artery coarctation is a rare congenital anomaly characterized by single or multiple stenoses of the pulmonary arteries and their branches. There are only a few reports describing the radiological film of this entity. In this paper we report the case of a 68 year-old woman who presented with dyspnea. ...
Katsuda S - - 2000
The present study was performed to investigate the effects of the development of atherosclerosis on foot-to-foot pulse-wave velocity (PWV) from the ascending aorta to different positions along the aorta in Kurosawa and Kusanagi-Hypercholesterolemic (KHC) rabbits aged 10-12 and 22-24 months old, in relation to the percentage fractional lesioned area (PFLA) ...
Radford D J - - 2000
The middle aortic syndrome, with diffuse narrowing of the thoracic and abdominal aorta, was present in 10 of 18 patients with Williams' syndrome (55%). There were 3 thoracic coarctations, and 2 abdominal coarctations, with gradients greater than 20 mmHg across the zone of narrowing. Seven patients had mild renal arterial ...
Schaffler G J - - 2000
OBJECTIVE: The value of CT angiography and three-dimensional (3D) reconstructions was investigated in the postoperative care after surgical repair of aortic coarctation and compared with conventional angiography. SUBJECTS AND METHODS: Twenty-five patients referred because of suspicion of stenosis in the area of former coarctation were prospectively studied with CT angiography ...
Panneton J M - - 2000
Aortic fenestration is rarely required for patients with acute or chronic aortic dissection. To better define its role and the indications for its use and to evaluate its success at relieving organ or limb malperfusion, we reviewed our experience with direct fenestration of the aorta. A retrospective analysis of all ...
Lemler M S - - 2000
Assessment of recurrent coarctation after the Norwood procedure by routine measures is complicated by the unusual physiology caused by the presence of a modified Blalock-Tausig shunt with distal aortic arch obstruction. We present a new index that uses 2-dimensional measurement of the reconstructed aortic arch, which is highly sensitive and ...
van Son J A - - 2000
We report a modified technique for repair of aortopulmonary window in which a native pulmonary artery flap is created and the aortopulmonary window is completely divided. The pulmonary artery flap is used to reconstruct the ascending aorta, and the defect in the pulmonary trunk is closed with an autologous pericardial ...
Elmaci T T - - 2000
An unusual case of subclavian-aortic steal syndrome in a pediatric patient with hypoplastic aortic arch with coarctation of the aorta of unusual location is described. Aortography showed hypoplasia of the arcus aorta and severe coarctation proximal to the left subclavian artery associated with an aneurysm formation on the isthmus and ...
Quek S C - - 2000
Structural cardiac defects such as peripheral pulmonary stenosis are well-described in Alagille syndrome (AS), which is transmitted in an autosomal dominant inheritance. The genetic defect, with incomplete penetrance and variable expression, is localized to the short arm of chromosome 20. Abdominal coarctation is an uncommon congenital anomaly, with a spectrum ...
Izhar U - - 2000
BACKGROUND: Bypass grafting for repeat operation or complex forms of descending aortic disease is an alternative approach to decrease potential complications of anatomic repair. METHODS: Between December 1985 and February 1998, 17 patients (13 men, 4 women; mean age, 47.6 +/- 18.5 years) underwent ascending aorta-to-descending aorta bypass through a ...
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