Search Results
Results 501 - 550 of 1290
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Oosterhof Thomas - - 2004
BACKGROUND: Interrupted aortic arch (IAA) continues to be associated with important mortality, both before and immediately after repair, with ongoing morbidity during follow-up. We sought to determine trends in presentation, management, outcomes and associated factors. METHODS: We reviewed all consecutive patients (n = 119) presenting from 1975 to 1999, and ...
Melina Giovanni - - 2004
BACKGROUND AND AIM OF THE STUDY: The full homograft root replacement has been regarded as the 'gold standard' for aortic valve replacement (AVR). Xenograft full root AVR may offer similar theoretical advantages, but no prospective randomized trials to compare the two valve substitutes have been reported to date. METHODS: A ...
Coggia Marc - - 2004
We describe our experience with a new technique of total laparoscopic bypass surgery to treat aortoiliac occlusive lesions. From November 2000 to December 2003, 93 total laparoscopic bypass procedures were performed to treat TASC (TransAtlantic Inter-Society Consensus document) grade C or D aortoiliac occlusive lesions. We also reimplanted 2 inferior ...
Onitsuka Seiji - - 2004
BACKGROUND: The purpose of this study was to examine the long-term outcome and the prognostic predictors related to the development of complications associated with acute type B aortic dissection. METHODS: Seventy-six medically treated patients with acute type B aortic dissection were examined between 1990 and 2001. The events associated with ...
Peng Edward W K - - 2004
OBJECTIVE: Ascending aortic origin of a branch pulmonary artery (AOPA, hemitruncus arteriosus) is a rare congenital malformation. While there have been isolated case reports, larger series, relating to long-term outcomes following surgery are few. This article analyses the surgical results of a series of nine patients, over a period of ...
Bortone Alessandro S - - 2004
BACKGROUND: The aim of this retrospective study is to investigate efficacy and middle-term results of the stent graft treatment for diseases of descending thoracic aorta. METHODS AND RESULTS: From March 1999 to October 2003, 132 patients (113 male and 19 female, mean age 62+/-14 years) were enrolled. They were divided ...
Hata Mitsumasa - - 2004
BACKGROUND: The aim of this study was to assess the mid-term results of operation for type A acute aortic dissection with the aid of gelatin resorcin formalin glue. METHODS: Emergency operation was carried out in 84 patients during the last 8 years. Fifty-five patients (65.5%) had mild-to-moderate aortic regurgitation. Gelatin ...
Arsan Sinan - - 2004
BACKGROUND: Replacement of the ascending aorta with a prosthetic graft is the preferred surgical procedure for an ascending aortic aneurysm. The choice of external wrapping of the aorta is a simple, fast, and effective method for moderately sized ascending aortic aneurysms with concomitant operations. In this study, we present the ...
Halstead James C - - 2004
BACKGROUND AND AIM OF THE STUDY: Replacement of the aortic root is the treatment of choice for aneurysmal dilatation. Many modifications of the Bentall technique have been described, as have valve-sparing procedures. The study aim was to determine the outcome of a versatile modification of composite replacement that has been ...
Ardura Julio - - 2004
BACKGROUND: Increase in the gradient in congenital pulmonary valvular stenosis during follow-up is a subject of controversy and could determine the need for treatment in pediatric patients. HYPOTHESIS: It is postulated that a gradient <50 mmHg shows a stable or decreasing tendency at follow-up for congenital pulmonary valvular stenosis. METHODS: ...
McMahon Colin J - - 2004
Aortic regurgitation (AR) is a known complication of discrete subvalvar aortic stenosis (DSS), and its detection often triggers referral for surgery. However, risk factors for aortic valve dysfunction in children with DSS remain incompletely defined. The primary goal of this study was to determine independent risk factors for moderate or ...
Chiappini Bruno - - 2004
BACKGROUND: With the general increase in human lifespan, cardiac surgeons are faced with treating an increasing number of elderly patients. The purpose of this study was to demonstrate early and late results of surgery for aortic dissection in patients older than 70 years of age compared with those younger than ...
Fleck Tatiana M - - 2004
OBJECTIVE: This retrospective study evaluates, if recent refinements in peri-operative management, have an impact on clinical outcome of patients undergoing elective repair of their ascending thoracic aorta. METHODS: One hundred sixty five (n = 165) consecutive patients were operated during a 7 year period at our department. The cohort was ...
Akutsu Koichi - - 2004
OBJECTIVE: To determine the most effective treatment, we performed a detailed comparative study of the clinical course of patients with type B aortic dissection with a patent or thrombosed false lumen who did not undergo surgery in the acute period. We examined the effect of patency of the false lumen ...
Chiesa Roberto - - 2004
In the last few years, advances in surgical techniques and in organ protection adjuncts have improved outcomes in thoracic (TAA) and thoracoabdominal aortic aneurysm (TAAA) surgical repair, although mortality and morbidity are still noteworthy. The aim of the current retrospective study is to determine whether the use of adjuncts influenced ...
Puchalski Michael D - - 2004
OBJECTIVES: The purposes of this study were to assess the growth of left heart (LH) structures, to evaluate midterm outcomes, and to define echocardiographic parameters predictive of increased risk of re-intervention in patients born with aortic coarctation and hypoplasia of LH structures that underwent neonatal coarctation repair. BACKGROUND: Neonatal coarctation ...
Sharma Umesh C - - 2004
BACKGROUND: After the establishment of aortic valve replacement procedure for aortic stenosis, there are heterogeneous studies and varying reports on outcome. An analysis that compares individual studies to summarize the overall effect is still lacking. This study systematically analyzes the change in left ventricular (LV) mass index and ejection fraction ...
Sharma Girish K - - 2004
OBJECTIVE: Depressed cardiac function after aortoventriculoplasty is well known during the postoperative period. Little data exist concerning the long-term follow-up. The aim of this study is to determine whether septal incision has any permanent effect on the left ventricle function. METHODS: From 1988 to 2002, 45 patients received aortic mechanical ...
David Tirone E - - 2004
OBJECTIVE: The objective was to review the operative risk and outcomes of redo aortic root replacement. PATIENTS AND METHODS: From July 1990 to December 2001, aortic root replacement was performed in 165 patients who had at least one previous cardiac operation. Their mean age was 49 +/- 16 years and ...
Alphonso N - - 2004
OBJECTIVE: The lack of durable bioprosthetic valves and the inherent risks associated with anticoagulation for mechanical valves have led to the continued use of the Ross procedure, particularly in the pediatric population. METHODS: We have reviewed our mid-term results retrospectively, following the Ross operation in both pediatric and adult groups. ...
Melnitchouk Serguei - - 2004
OBJECTIVE: To report mid-term results of stent-graft (SG) implantation in acute thoracic aortic rupture as alternative to conventional open surgery with its associated high morbidity and mortality rates. METHODS: Out of a series of 69 patients undergoing thoracic aortic SG implantation since 1998, 24 (mean age 57+/-19 years, range 20-85-years-old) ...
Bogers Ad J J C - - 2004
BACKGROUND: Recently, bicuspid aortic valve disease is posed to be a possible risk factor for dilatation of the pulmonary autograft. METHODS: Analysis of all 123 patients in our prospective cohort with their native aortic valve in situ at the autograft procedure. RESULTS: The bicuspid aortic valve group (n = 81) ...
Bach David S - - 2004
OBJECTIVES: We sought to describe the hemodynamic and clinical outcomes for the Freestyle aortic root bioprosthesis (Medtronic, Inc, Minneapolis, Minn) in a large multicenter cohort prospectively followed for 8 years. METHODS: A total of 700 patients (651 [93%] >60 years of age) at 8 centers in North America were followed ...
Di Eusanio Marco - - 2004
BACKGROUND: This study compares the results of the separated graft technique and the en bloc technique as a method of arch vessels reimplantation during surgery of the aortic arch and determines the predictive risk factors associated with hospital mortality and adverse neurologic outcome during aortic arch repair. METHODS: Between October ...
Duncan Brian W - - 2004
BACKGROUND: To determine outcomes for the arterial switch operation individualized according to the underlying anatomy and clinical status. METHODS: A retrospective review of a consecutive series of infants less than 90 days of age who underwent the arterial switch operation at a single institution. RESULTS: From July 1993-April 2001, 117 ...
Demirkilic Ufuk - - 2004
BACKGROUND: Lower ministernotomy has become a more popular approach for many heart operations. However, cannulation of the ascending aorta may cause serious complications. Femoral and brachial arteries have been used for alternative arterial cannulation sites. MATERIALS AND METHODS: The lower ministernotomy approach was used in 65 patients. Ascending aortic cannulation ...
Driever Rudolf - - 2004
BACKGROUND: The object was to evaluate the long-term effectiveness of strategies for managing the aortic root and distal aorta in type A dissections. METHODS: From 1990 to 1999, 50 patients (32 men (64.07%); 18 women, (36.0%); mean age 57.4 +/- 11.1 years) underwent operation for ascending aortic dissection. Surgical strategies ...
Kallenbach K - - 2004
OBJECTIVES: To prove whether different indications for valve sparing aortic root reconstruction may have an impact on the outcome and longevity of the repair. METHODS: From July 1993 to March 2003, the reimplantation technique for valve sparing aortic root reconstruction was applied to 232 patients. In 44 patients, indication for ...
Carrel Thierry - - 2004
OBJECTIVES: Anulo-aortic ectasia represents the most common cardiovascular manifestation requiring surgery in Marfan patients. Aim of this report was to analyze the type of presentation and the incidence of cardiovascular lesions and the clinical follow-up after initial surgery, mainly aortic root repair or replacement. METHODS: Between 1/1990 and 6/2003 a ...
Kieffer Edouard - - 2004
We evaluated early and late results of allograft replacement to treat infrarenal aortic graft infection in a large number of patients and compared the results in patients who received fresh allografts versus patients who received cryopreserved allografts. From 1988 to 2002 we operated on 179 consecutive patients (mean age, 64.6 ...
Miyairi Takeshi - - 2004
BACKGROUND: Neurocognitive outcome in patients undergoing thoracic aortic surgery using retrograde cerebral perfusion (RCP) remains uncertain. METHODS: Forty-two patients undergoing thoracic aortic surgery using RCP were enrolled in the study. The patients' neurocognitive state was assessed by the revised Wechsler Adult Intelligence Scale (WAIS-R) a few days before operation, at ...
Leyh Rainer G - - 2004
OBJECTIVE: Aortic root replacement for prosthetic aortic valve endocarditis with accompanying destruction of the aortic root is a well-established surgical intervention. However, there is still no consensus whether prosthetic material or allogeneic material should be used. Here we report on our experience with prosthetic composite and aortic allograft root replacement ...
Wood Alfred E - - 2004
BACKGROUND: Recurrent coarctation is an ever-present complication of surgical treatment of coarctation of aorta (CoA) among infants. No single operation appears to have a clear superiority. METHODS: From January 1, 1986, to June 30, 2002, a consecutive series of 181 patients less than 1 year of age (range 1 to ...
Girardi Leonard N - - 2004
BACKGROUND: End-organ malperfusion is a dreaded complication of type A aortic dissections. Different strategies have been proposed to manage this complex cohort of patients. Ideal management includes the rapid restoration of organ perfusion while avoiding catastrophic rupture and tamponade. We present our experience with primary aortic repair as the optimal ...
Scheinert D - - 2004
AIMS: To investigate the results of endovascular stent-graft placement for the treatment of acute perforating lesions of the descending thoracic aorta. METHODS AND RESULTS: A total of 31 consecutive patients underwent interventional treatment for perforating lesions of the descending aorta. In 21 cases (group A), the aortic perforation was due ...
Coselli Joseph S - - 2004
BACKGROUND: The preferred technique for spinal cord protection during surgical repair of descending thoracic aortic aneurysms (DTAAs) remains controversial. The purpose of this retrospective analysis was to determine if the use of left heart bypass (LHB) reduced the incidence of paraplegia in patients who underwent DTAA repair. METHODS: Over a ...
Alimi Yves S - - 2004
The purpose of this study was to evaluate the consequences on patient selection and on early and midterm results of the learning curve of a surgical team performing laparoscopy-assisted surgery in the treatment of severe aortoiliac occlusive disease (AIOD). Between January 1998 and June 2003, 58 patients (53 men, 5 ...
Nishi Hiroyuki - - 2004
We sought to evaluate the safety and usefulness of deep hypothermic cardiopulmonary bypass with intervals of circulatory arrest for extensive thoracoabdominal aortic aneurysms. Between March 1994 and December 2002, 17 patients with Crawford type I and II were reviewed retrospectively. The patients were divided into two groups: group H (hypothermic ...
Hering Detlef - - 2004
BACKGROUND AND AIM OF THE STUDY: Current guidelines recommend that aortic valve replacement (AVR) is deferred in asymptomatic patients with aortic stenosis until symptoms develop. Classical symptoms include exertional dyspnea, angina pectoris and syncope. The influence of atypical symptoms (dizziness, exertional intolerance, fatigue, palpitations/arrhythmias) and electrocardiographic signs of left ventricular ...
Lundbom Jan - - 2004
The purpose of this article is to report whether combined open and endovascular treatment could be applied in patients with complex aortic disease. A retrospective study including four patients with complex aortic disease was undertaken. In all patients, extra-anatomic bypass to the visceral arteries was made through a laparotomy while ...
Di Eusanio Marco - - 2004
BACKGROUND: We retrospectively analyzed the hospital mortality and neurologic outcome after surgery on the thoracic aorta with the aid of antegrade selective cerebral perfusion to determine a predictive risk model. METHODS: Between October 1995 and May 2002, 462 patients (mean age 62.7 +/- 11.7 years) underwent surgery on the thoracic ...
Böhm Jürgen O - - 2004
BACKGROUND AND AIM OF THE STUDY: The Ross operation as aortic valve replacement has undergone technical evolution. Originally described as a subcoronary implant, the full-root replacement technique is now more common worldwide. It remains unclear which of the two techniques has the better results. Hence, the hemodynamic performances of the ...
Demers Philippe - - 2004
OBJECTIVE: Five years after reporting our initial stent-graft repair of descending thoracic aortic aneurysms experience, we determined the 5- to 10-year results of stent-graft treatment and identified risk factors for adverse late outcomes. METHODS: Between 1992 and 1997, 103 patients (mean age 69 +/- 12 years) underwent repair using first-generation ...
Erez Eldad - - 2004
BACKGROUND: Aortopulmonary window is a rare congenital heart defect commonly associated with other cardiac anomalies. Although single institutional experience is low, several surgical techniques have been reported. The purpose of this study is to describe our approach to the management of aortopulmonary window and its associated lesions. METHODS: Between February ...
Moizumi Yoshimasa - - 2004
OBJECTIVE: Most previous reports on intramural hematoma of the aorta have focused on the initial episode. The purpose of this study was to clarify the long-term outcome of intramural hematoma of the aorta. METHODS: Ninety-four cases of intramural hematoma of the aorta (41 type A and 53 type B) were ...
Rosenhek Raphael - - 2004
AIMS: To define the natural history and predictors of outcome in mild and moderate aortic stenosis (AS). METHODS AND RESULTS: One hundred and seventy-six consecutive asymptomatic patients (73 women, age 58+/-19 years) with mild to moderate AS (jet velocity 2.5 to 3.9m/s) were followed for 48+/-19 months. Haemodynamic progression and ...
Karck Matthias - - 2004
OBJECTIVE: The objective of this study was to compare the results of aortic valve-sparing reimplantation and aortic root replacement with mechanical valve conduits in patients with Marfan syndrome undergoing operation for aortic root aneurysms. Patients and methods Between March 1979 and April 2002, 119 patients with clinical evidence of Marfan ...
Neri Eugenio - - 2004
BACKGROUND: The purpose of this study was to determine whether patients who undergo thoracic aorta repairs with the aid of hypothermic circulatory arrest experience impairments in cerebral autoregulation, and to ascertain the influence of three different techniques of cerebral protection on autoregulatory function. METHODS: Sixty-seven patients undergoing elective aortic arch ...
Kasimir Marie-Theres - - 2004
BACKGROUND: Sixteen patients (mean age, 30.9 +/- 12.9 years; range, 9-79 years) with incompetent bicuspid aortic valves underwent valve-sparing correction between 1992 and 1995. METHODS: All patients underwent triangular resection of the enlarged leaflet. In addition, 13 patients underwent commissuroplasty. In 3 patients leaflet perforations were corrected with glutaraldehyde-fixed autologous ...
Jashari R - - 2004
Right ventricular outflow tract reconstruction (RVOTR) with cryopreserved allograft for Ross operation and other congenital or acquired cardiac malformation has become a routine and currently, the procedure of choice for children and young patients. A tendency of accelerated degeneration in the youngest recipients has been reported. Some authors advocate the ...
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