Search Results
Results 201 - 250 of 1016
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Kantarci Mecit - - 2007
A 56-year-old male patient was admitted to our hospital because of dyspne and chest pain. A chest radiograph showed mild cardiomegaly. Echocardiography revealed unusual chamber in the heart. The chamber beneath the left atrium was morphologically right ventricle. To evaluate the precise complex anatomy of this abnormality, multidetector computed tomography ...
Laurent Stephane - - 2006
In recent years, great emphasis has been placed on the role of arterial stiffness in the development of cardiovascular diseases. Indeed, the assessment of arterial stiffness is increasingly used in the clinical assessment of patients. Although several papers have previously addressed the methodological issues concerning the various indices of arterial ...
Sugiura Tadahisa - - 2006
We report a case of a 13-year-old boy with congenitally corrected transposition of the great arteries after conventional repair who underwent an implantation of ventricular assist device (VAD) due to right (systemic) ventricular failure after tricuspid valve replacement. The anatomical right ventricle (systemic ventricle) was completely unloaded and the function ...
Stapleton Gary E - - 2006
Transcatheter occlusion has become an acceptable alternative to surgery in patients with congenital muscular and residual post-surgical ventricular septal defects (VSD). We present a case of an 11 year old male with congenitally corrected transposition of the great arteries, dextrocardia, pulmonary atresia, VSD, and advanced second degree atrioventricular block who ...
Bianchi Silvia - - 2006
A case of right diaphragmatic hernia is presented associated with a complex congenital heart disease (double-outlet right ventricle, transposition of the great arteries and left isomerism) diagnosed prenatally. Despite high-frequency oscillatory ventilation plus nitric oxide and uneventful repair of the hernia, the infant died after 6 days of uncontrolled pulmonary ...
Mitchell Andrew R J - - 2006
Congenitally corrected transposition of the great arteries can be associated with other congenital cardiac abnormalities. The development of percutaneous closure devices potentially offers the opportunity to close related cardiac defects without exposing patients to the increased risks of cardiac surgery. This case report describes the successful closure of an atrial ...
Timurkaynak Erdener - - 2006
BACKGROUND: Despite their unfavorable locations, lesions of the third ventricle can be successfully removed via an interhemispheric, transcallosal approach. In cases with normal ventricular anatomy, this approach requires unilateral or bilateral identification of the foramen of Monro. TECHNIQUE: However, in the presence of abnormal ventricular configuration such as cavum septum ...
Khositseth A - - 2006
We present a case of an 8-year-old boy diagnosed as a tetralogy of Fallot with anatomically corrected malposition of the great arteries by echocardiography and cardiac catheterization. Multidetector CT nicely elucidated the course of the single coronary artery from the right coronary cusp, which traverses across the right ventricular outflow ...
Viñals F - - 2006
OBJECTIVE: To analyze the most relevant anomalies, seen in a sequential segmental transverse views approach to imaging the fetal heart, that provide clues to the diagnosis of complete transposition of the great arteries (TGA). METHODS: We reviewed retrospectively all the cases of isolated TGA diagnosed in our center or submitted ...
Cipollone Daria - - 2006
BACKGROUND: The morphogenetic mechanisms that are responsible for the transposition of the great arteries are still largely unknown, mainly because this malformation is very difficult to experimentally reproduce. The aim of the present study was to test the effect of BMS-189453, a retinoic acid antagonist, on murine heart morphogenesis. METHODS: ...
Dharmapuram Anil Kumar - - 2006
Even though surgical experience with wide spectrum of double outlet right ventricle (DORV) is available, the experience with extreme form of complete DORV where both great arteries completely arise from the right ventricle is limited. We present our experience with this unique subset where the systemic outflow is far removed ...
Ullmann Michael V - - 2006
BACKGROUND: Pulmonary artery stenosis remains the most frequent late complication and cause of reintervention after the arterial switch operation for transposition of the great arteries. We investigated the influence of an extended pericardial patch augmentation of the neopulmonary root and pulmonary artery on late pulmonary artery stenosis development. METHODS: Augmentation ...
Cardia Andrea - - 2006
OBJECT: The authors studied the microsurgical anatomy and endoscopic features of the pineal region and third ventricle to describe a combined microsurgical-endoscopic infratentorial-supracerebellar approach to the posterior third ventricle. Such an approach exposes the pineal gland and its complex neurovascular structures so that the third ventricle can be reached through ...
Gonçalves Luís F - - 2006
The purpose of this study was to determine whether 2-dimensional (2D) ultrasonography adds diagnostic information to that provided by the examination of 3-dimensional/4-dimensional (3D/4D) volume data sets alone. Ninety-nine fetuses were examined by 3D/4D volume ultrasonography. Volume data sets were evaluated by a blinded independent examiner who, after establishing an ...
Kawashima Masatou - - 2006
BACKGROUND: Managing lesions situated in the atrium of the lateral ventricle remains a challenging neurosurgical problem. The purposes of this study were to examine the microsurgical anatomy of the atrium of the lateral ventricle and the optic radiation and to define the differences in the exposure obtained by various surgical ...
Baltalarli Ahmet - - 2006
OBJECTIVES: Congenitally corrected transposition of great arteries with dextrocardia is an extremely rare lesion in adulthood. This group of patients does not live long enough for atherosclerotic coronary artery disease processes, because of existing comorbid anomalies. METHODS: We report a 47-year-old man with isolated congenitally corrected transposition of great arteries, ...
Losay Jean - - 2006
OBJECTIVES: The aims of this study were to assess the prevalence and incidence of aortic valve regurgitation (AR) after arterial switch operation (ASO), its outcome, and the risk factors. BACKGROUND: After an ASO, the long-term fate of the aortic valve is a concern as follow-up lengthens. METHODS: Operative and follow-up ...
Sivanandam Shanthi - - 2006
The purpose of this study was to determine whether continuing experience in prenatal diagnosis of conotruncal malformations (CTMs) has resulted in improved diagnostic accuracy and outcome. Previous reports have demonstrated particular difficulty with ascertainment of the spatial relationship of the great arteries in patients with CTM. The prognosis for fetuses ...
Mersich Beatrix - - 2006
Transposition of great arteries is the consequence of abnormal aorticopulmonary septation. Animal embryonic data indicate that septation and elastogenesis are related events, but human and clinical data are not available. We tested the hypothesis that large artery elastic function was impaired in patients with transposition of great arteries. We studied ...
Choudhary Shiv Kumar - - 2006
OBJECTIVE: Pulmonary artery banding is associated with a high morbidity and mortality. We describe a new technique of adjustable pulmonary artery banding to prevent these problems. METHODS: Between December 2003 and May 2005, 32 patients aged 18 days to 2 years (mean age, 2.5 +/- 0.5 months) and weighing 2.1 ...
Gilman Gregory - - 2006
Transthoracic echocardiography allows noninvasive assessment of the structure and function of the great vessels of the heart. We report a case of a 70-year-old man who had an isolated, mildly obstructive, supravalvular pulmonary artery ridge that was detected incidentally with transthoracic echocardiography. This report confirms the utility of transthoracic echocardiography ...
Wada Naoki - - 2006
We report a case of a 15 month-old boy who underwent the arterial switch operation using cryopreserved aortic homograft for transposition of the great arteries with pulmonary regurgitation, with coexisting right ventricular outflow tract obstruction precluding atrial switch operation. Follow-up echocardiography at 6 months showed trivial neoaortic valve regurgitation, no ...
Ou Phalla - - 2006
OBJECTIVE: The main cause of long-term morbidity and mortality after a successful arterial switch operation for transposition of the great arteries is complications at the ostial segments, proximal segments, or both of the retransferred coronary arteries. The purpose of this study was to investigate the clinical usefulness of multislice computed ...
Thornton Robert J - - 2006
In dynamic susceptibility contrast MRI, the shape of the arterial input function (AIF) is commonly obtained in the near vicinity of the middle cerebral artery (MCA). However, the tissue regions where the AIF is sampled also have significant perfusion, which contributes to T(2)* changes. We investigate whether correction of this ...
Bajolle Fanny - - 2006
Congenital heart defects frequently involve a failure of outflow tract (OFT) formation during development. We analyzed the remodeling of the OFT, using the y96-Myf5-nlacZ-16 transgene, which marks a subpopulation of myocardial cells of the pulmonary trunk. Expression analyses of reporter transcript and protein suggest that the myocardial wall of the ...
Takeuchi D - - 2006
Right ventricular (RV) dysfunction may occur in patients after the atrial switch operation for d-transposition of the great arteries (d-TGA) and can be an important complication. Noninvasive assessment of RV function using echocardiography is necessary for following up these patients. We evaluated RV function using the Doppler Tei index (RV ...
Uchita Shunji - - 2006
A one-month-old girl with a diagnosis of situs solitus, d-transposition of the great arteries, coarctation of the aorta, and right aortic arch underwent a successful rapid two-stage repair. The combined anatomy of coarctation and right aortic arch is relatively rare, and even rarer in combination with transposition of the great ...
Kikuchi S - - 2006
We report successful primary surgical repair of transposition of the great arteries (TGA) and complete atrioventricular septal defect (AVSD) associated with left isomerism {I,L,L} without pulmonary obstruction in a 1-month-old infant. The operative procedure consisted of an arterial switch and a two-patch repair of the AVSD. To the best of ...
Chiu Tor - - 2006
OBJECTIVE: The anterior nasal septum is a clinically important area, yet anatomical descriptions of its arterial pattern are hitherto incomplete. This study aimed to test the hypothesis that the arteries of the anterior nasal septum form a fine random network of vessels. STUDY DESIGN: The arterial pattern of the nasal ...
Dogan Omer Faruk - - 2006
Pulmonary stenosis (PS) can be seen from the right ventricular outflow tract to the peripheral pulmonary arteries. Most frequently, the obstruction occurs at the level of the pulmonary valve; however, it occurs less frequently at the infindibular level within the trabecular component of the right ventricle or within the pulmonary ...
Uno Yoshimasa - - 2006
We describe a case of congenitally corrected transposition of the great arteries (cc-TGA) successfully performed by the double switch operation after two-staged pulmonary artery banding (PAB). An eleven-year old boy diagnosed with cc-TGA underwent the first PAB at that age, followed by the second PAB one year later. Because of ...
Hwang Ho Young - - 2006
OBJECTIVE: The aim of this study was to determine the outcome of the neoaortic valve after the arterial switch operation for transposition of the great arteries. METHODS: A retrospective review of arterial switch operations that were performed during the period from 1991 to 2003 was conducted. We followed patients with ...
Laffon Eric - - 2006
In Mustard/Senning-repaired (MSR) patients, the right and left ventricles (RV, LV) act as the systemic and pulmonary ventricle, respectively. The purpose of the study was to compare non-invasively, at rest, pulmonary ventricle systolic function and hemodynamics in MSR patients with those of healthy volunteers. Velocity-encoded MR imaging was performed at ...
Wauthy Pierre - - 2005
The single beat method was used to evaluate right and left ventriculo-arterial coupling in an asymptomatic patient with congenitally corrected transposition. The ratio of ventricular end-systolic to arterial elastances was normal for the left ventricle coupled to the pulmonary circulation, and depressed for the right ventricle coupled to the systemic ...
Baker Craig J - - 2005
BACKGROUND: Complex reconstruction of the aorta can be complicated by compression within the aortopulmonary space resulting in airway or pulmonary artery narrowing. Pulmonary artery compression is especially problematic in children with single ventricle physiology in which an increase in pulmonary vascular resistance may impair systemic venous flow and reduce cardiac ...
Kampmann Christoph - - 2005
BACKGROUND: The arterial switch operation has become the surgical approach of choice for d-transposition of the great arteries, but there is an increased awareness of adverse sequelae in some survivors. Long-term patency and normal function of the translocated coronary arteries must be achieved. It is reported that dependent of the ...
Knoderer C A - - 2005
We report the case of a 14-month-old male with d-transposition of the great arteries, ventricular septal defect, and pulmonary hypertension successfully treated with long-term sildenafil following cardiac surgery. To our knowledge, this is the first published report of long-term sildenafil treatment in a child after corrective cardiac surgery.
Brunelli Federico - - 2005
The case of a young boy with an extremely rare and complex cardiac malformation is described. Situs inversus, dextrocardia, double discordance with pulmonary atresia, absence of true pulmonary arteries, and systemico-pulmonary collateral arteries was the original diagnosis. Three preparatory operations were necessary to reconstruct and unifocalize the pulmonary vascular tree. ...
Chang Yun Hee - - 2005
BACKGROUND: Accurate coronary reimplantation is the most important component in the arterial switch operation. It is especially demanding for the less experienced surgeons. We compared the result of the technique of coronary reimplantation after neoaortic reconstruction with that of the open trap door technique. METHODS: From March 1994 to June ...
Gardiner Helena M - - 2005
The outcome of cardiac disease diagnosed before birth is paradoxically worse than that diagnosed postnatally. In part, this is because fetal screening detects cases that are already showing failure of cardiac growth which are usually progressive with secondary damage to the myocardium, lungs and brain. Fetal valvuloplasty has been proposed ...
Cetta Frank - - 2005
In the current era of superb surgical results for congenital heart disease, several management options are available for patients born with double outlet right ventricle (DORV). The surgical repair of DORV is tailored to address the variety of abnormalities associated with this lesion. The treatment strategies are dependent upon the ...
Overman David M - - 2005
Transposition of the great arteries, with or without ventricular septal defect, and sinus of valsalva aneurysm (SVA) are lesions with well-established surgical therapies associated with excellent early and late outcomes. They have never, however, been reported as coexisting lesions. Their occurrence together has significant implications regarding sites of origin and ...
Reverdin Stephane - - 2005
We report a case of Senning procedure in a 32-month-old girl with transposition of the great arteries and dynamic left ventricular outflow tract obstruction (LVOTO). After discontinuation of cardio-pulmonary bypass, the persisting, worsened LVOTO caused hemodynamical instability. A cavo-pulmonary shunt (CPS) was performed, with considerable subsequent improvement. We consider the ...
Mejak Brian - - 2005
A patient was born with transposition of the great arteries, double-outlet right ventricle, interrupted aortic arch, and a ventricular septal defect and underwent a Damus-Kaye-Stansel procedure with a modified Blalock-Taussig shunt at 14 days old. Three months later, this patient presented with hypoxia and bradycardia was found to have a ...
Ward Cary - - 2005
Recent studies in chick and mouse embryos have identified a previously unrecognized secondary heart field (SHF), located in the ventral midline splanchnic mesenchyme, which provides additional myocardial cells to the outflow tract as the heart tube lengthens during cardiac looping. In order to further delineate the contribution of this secondary ...
Cheng Kun-Shan - - 2005
Generalized arterial calcification of infancy (GACI) is a rare autosomal recessive disease caused by mutations in ENPP1. Due to extensive calcification of the arterial media associated with intimal proliferation leading to vascular occlusion, most affected children die within the first 6 months of life. We report on two Taiwanese siblings ...
Marwah Ashutosh - - 2005
In patients with transposition of great arteries, presence of aortopulmonary window is very uncommon and associated with high morbidity and mortality. This report describes the case of an 11-month-old female patient in which aortopulmonary window was restrictive, and protected the patient from developing pulmonary vascular disease. The patient underwent successful ...
Icardo José M - - 2005
We report a morphologic study of the heart ventricle and outflow tract of the African lungfish Protopterus dolloi. The ventricle is saccular and appears attached to the anterior pericardial wall by a thick tendon. An incomplete septum divides the ventricle into two chambers. Both the free ventricular wall and the ...
Galal M O - - 2005
Patients with transposition of the great arteries often show poor mixing for different reasons, even after adequate balloon atrial septostomy. We present a patient with such a lesion whose clinical status improved dramatically after phentolamine was applied. We believe this improvement is due to reduction in afterload caused by the ...
Ustüner I┼čik - - 2005
We report here a case of twin reversed arterial perfusion sequence with transposition of great arteries in the pump twin. Color Doppler and fetal echocardiographic examination revealed an acardiac, anencephalic twin without upper limbs and a pump twin with transposition of great arteries. To our knowledge despite multiple anomalies reported ...
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