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Veselka Josef - - 2011
BACKGROUND: Carotid artery stenting (CAS) is the method of choice for carotid artery revascularization of patients at high risk for carotid endarterectomy. In this study, we compared the midterm results of CAS in patients with unilateral versus bilateral carotid artery disease. METHODS AND RESULTS: This is a retrospective analysis of ...
de Frutos Sergio S Department of Cell Biology and Physiology, School of Medicine, University of New Mexico, Albuquerque, NM, 87131, - - 2011
Chronic hypoxia (CH) activates the Ca(2+)-dependent transcription factor nuclear factor of activated T cells isoform c3 (NFATc3) in mouse pulmonary arteries. However, the mechanism of this response has not been explored. Since we have demonstrated that NFATc3 is required for CH-induced pulmonary arterial remodeling, establishing how CH activates NFATc3 is ...
Tomassini Francesco - - 2011
Iatrogenic dissection of the sinus of Valsalva or of the ascending aorta is a rare, but potentially fatal event, during the percuteneous coronary intervention (PCI). We reported a case of perforation of the sinus of Valsalva by guiding catheter during PCI via the right transradial approach (TRA) successfully managed and ...
Gabrielli R - - 2011
Femoral artery pseudoaneurysm (FAP) is one of the most common vascular complications after cardiac and peripheral angiographic procedures. Ultrasound-guided thrombin injection is the standard procedure for the treatment of FAP. Complications such as thrombotic events with leg ischemia after thrombin leakage into the femoral artery or immunogenic consequences are rare. ...
Thanopoulos Basil Vasilios - - 2011
Percutaneous pulmonary valve implantation into dysfunctional right ventricular to pulmonary artery conduits is being increasingly performed in many European and North American centers with satisfactory results and low complication rates. We report the first application of this elaborate technique in the native right ventricular outflow tract of a young patient ...
Holzer Ralf J - - 2011
Background-Pulmonary artery (PA) balloon angioplasty and/or stenting (PA rehabilitation) is one of the most common procedures performed in the cardiac catheterization laboratory, but comprehensive and consistently reported data on procedure-related adverse events (AE) are scarce. Methods and Results-Data were prospectively collected using a multicenter registry (Congenital Cardiac Catheterization Project on ...
Drees Randi - - 2011
Canine coronary artery angiography (CTA) was performed in four anesthetized healthy dogs using 64-multidetector computed tomography. Esmolol, a β-1 adrenergic receptor antagonist, and sodium nitroprusside, an arteriolar and venous dilator, were administered to enhance visualization of the coronary arteries by reducing heart rate and creating vasodilation. The left main coronary ...
Abdel-Karim Abdul-Rahman R - - 2011
Acute occlusion of left main coronary artery after diagnostic angiography can be rapidly fatal. We describe two patients with left main disease that developed cardiac arrest shortly after diagnostic coronary angiography. They were both successfully treated with emergency left main stenting while cardiopulmonary resuscitation was being performed. Patients with left ...
Al-Mohaissen Maha A - - 2011
Marfan syndrome is associated with a high incidence of aortic root aneurysm and life-threatening aortic dissection. With the successful use of surgical aortic root replacement, dissection-related mortality has been significantly reduced. We present the case of a patient with Marfan syndrome who presented with heart failure secondary to an unusual ...
Bartolomucci Francesco - - 2011
BackgroundIn patients with hypertrophic cardiomyopathy (HCM) an impaired microvascular function is reported not only in the hypertrophied septum but also in the nonhypertrophied left ventricular free wall as well as in forearm resistance vessels, thus suggesting a generalized alteration in vascular function. However, information on conduit artery involvement is still ...
Balakrishnan Preetha L - - 2011
Congenital arteriovenous malformations are a well-described cause of neonatal heart failure. Fistulous connections are typically intrahepatic or intracranial. We present a case of a neonate with an intrathoracic arteriovenous malformation between the subclavian artery and superior vena cava resulting in florid neonatal heart failure. This unusual fistulous connection has only ...
Wilson Robert Brooks - - 2011
Cardiac computed tomography surpasses the limitations of conventional coronary angiography and transthoracic echocardiography in determining the origin, course, and extent of coronary artery anomalies. This case report illustrates a rare combination of congenital coronary artery anomalies consisting of anomalous origin of the right coronary artery arising from the left sinus ...
Hoashi Takaya - - 2011
A 3-month-old infant with perimembranous ventricular septal defect (VSD) and pulmonary hypertension presented at our center. Cardiac catheterization showed a systolic pulmonary-to-systemic arterial pressure ratio of 0.99 and a pulmonary vascular resistance of 9.32 μm(2). Pulmonary angiography showed focal orifice stenosis in the right lower and left lower and upper ...
Oh Sang Gi - - 2011
Aneurysms of the major thoracic veins are rare. They are usually asymptomatic and thus treated conservatively. We report an extremely rare case of rapidly progressing superior vena cava (SVC) aneurysm complicated by thrombosis and acute pulmonary thromboembolism (PTE) with right ventricular dysfunction. Thrombolytic therapy for hemodynamically significant acute PTE was ...
Jackson-Weaver Olan O Vascular Physiology Group, Department of Cell Biology and Physiology, School of Medicine, University of New Mexico, Albuquerque, NM 87131, - - 2011
Myogenic tone, an important regulator of vascular resistance, is dependent on vascular smooth muscle (VSM) depolarization, can be modulated by endothelial factors, and is increased in several models of hypertension. Intermittent hypoxia (IH) elevates blood pressure and causes endothelial dysfunction. Hydrogen sulfide (H(2)S), a recently described endothelium-derived vasodilator, is produced ...
Byramji Angela - - 2011
Three cases are reported to demonstrate the range of possible lesions and wide variation in lethal mechanisms that may be found in cases of unexpected death subsequently shown to be due to bacterial endocarditis. Case 1: A 36-year-old man was found dead on his bedroom floor surrounded by drug paraphernalia. ...
Zhang Weiguo - - 2011
The MSCT manifestations of a left coronary artery-to-right atrium fistula before and after the transcatheter closure were reported. Before treatment, MSCT showed a dilated left coronary sinus and the dilated left main trunk, which coursed along the coronary sulcus to form the left circumflex artery, draining directly into the right ...
Dermengiu Dan - - 2011
A 20-year-old woman complained for several weeks before her death of unspecific epigastric pains. Such episodes were labeled as "dyspeptic episode." A month later, once again she started to complain about stomach pains, then she collapsed unconscious. She was rushed to a hospital, where she was admitted in cardiorespiratory arrest. ...
Fokou Marcus - - 2011
Isolated aneurysms of the iliac artery (IA) are very rare. Inflammatory aneurysms are also rare conditions, making the association rarer. Only four cases of isolated inflammatory IA aneurysms have been reported in the last decade. In this article, we report a case of a 62-year-old patient with a 13-cm large ...
Anastasiadis Kyriakos - - 2011
The aim of this report is to explore application of minimized cardiopulmonary bypass (CPB) circuits in areas of cardiac surgery other than coronary bypass grafting and aortic valve surgery. We report three cases operated under minimal extracorporeal circulation support. Replacement of the descending thoracic aorta was performed in two patients; ...
Matsubara Takumi J - - 2011
Patients who have undergone cardiac transplantation are occasionally complicated by the development of a coronary artery fistula. It has been reported that a majority of coronary artery fistulas in a post-heart transplant setting communicate with the right ventricle. Moreover, most had a favorable prognosis and were rarely associated with hemodynamic ...
Di Iorio Biagio - - 2011
Background/Aims: Evidence suggests that vascular calcification (VC) portends poor cardiovascular (CV) prognosis in patients undergoing maintenance dialysis (CKD-5). Nonetheless, how VC might predispose to CV mortality still remains to be clarified. Herein, we report on the association between coronary artery calcification (CAC) progression and changes in cardiac repolarization as well ...
Suda Kenji - - 2011
Background- Some patients with Kawasaki disease develop giant coronary aneurysms and coronary stenosis, leading to ischemic heart disease. The aim of this study was to determine the long-term prognosis of patients with Kawasaki disease with giant aneurysms. Methods and Results- From our institutional database, 76 patients (57 men and 19 ...
Kawai Norikazu - - 2011
We report a rare case of bilateral profunda femoris artery aneurysms (PFAAs) and a left common femoral artery aneurysm (CFAA) presenting as lower limb ischemia. An 84-year-old man presented with a sense of coldness and intermittent claudication of his left lower limb. Ultrasonography and computed tomography angiography showed bilateral PFAAs, ...
Richard Christian - - 2011
PURPOSE OF REVIEW: Hemodynamic monitoring has gained widespread acceptance in intensive care units. Despite ongoing debate regarding its safety and efficacy, monitoring with the pulmonary artery catheter (PAC) remains used for the management of severe heart failure and shock. RECENT FINDINGS: To reanalyze using the most recently published literature in ...
Freeman Alexandra F AF Immunopathogenesis Section, Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases (NIAID), 10 Center Drive, Bethesda, MD 20892-1899, USA. - - 2011
Hyper-IgE syndrome (HIES) is a rare primary immunodeficiency caused by autosomal dominant STAT3 mutations resulting in recurrent infections and connective tissue abnormalities. Coronary artery abnormalities have been reported infrequently. We aimed to determine the frequency and characteristics of coronary artery abnormalities. STAT3-mutated HIES patients (n=38), ranging in age from 8 ...
Taylor Bryan J BJ Division of Cardiovascular Diseases, Department of Internal Medicine, Mayo Clinic & Foundation, Rochester, MN 55902, USA. - - 2011
We examined mechanisms by which hypoxia may elicit pulmonary capillary recruitment in humans. On separate occasions, twenty-five healthy adults underwent exposure to intravenous saline infusion (30 ml/kg ∼ 15 min) or 17-h normobaric hypoxia ( [FIO2 = 12.5%). Cardiac output (Q) and pulmonary capillary blood volume (Vc) were measured before ...
Basalus M W Z - - 2011
A 40-year-old woman presented with dyspnoea, chest pain and fatigue. Her medical history was unremarkable. An early systolic ejection murmur was heard in the 3D left inter-costal space. Chest X-ray revealed normal cardiothoracic ratio with an anomalous vessel adjacent to the left pulmonary hilum. Echocardiography and exercise tolerance test were ...
Séguéla Pierre-Emmanuel - - 2011
We report the case of a newborn with pulmonary atresia with intact ventricular septum and right ventricle-dependent coronary circulation. He died several weeks after a Blalock-Taussig procedure because of a progressive stenosis of the main coronary artery. We present echocardiographic and dual-source CT images of the stenosis, with autopsy correlation. ...
Zattera Giuseppe Francesco - - 2011
We present postoperative and midterm (3 years) angiographic changes after removal of five (of six) occluded stents from the left anterior descending (LAD) coronary artery and its reconstruction with a 9-cm-long on-lay patching done with the left internal mammary artery.
Murasato Yoshinobu - - 2011
We present a case of an elderly man suffering from an acute coronary syndrome (ACS) with preshock vital signs and remarkable ST-T wave depression in leads V4-V6, and ST elevation in lead aVR. Coronary angiography showed total occlusion of the right coronary artery (RCA) and impending occlusion in the distal ...
Roche Susan Lucy - - 2011
Sufficient time has passed that adult congenital heart disease (ACHD) specialists now frequently encounter survivors born with complete transposition of the great arteries and palliated with an atrial or arterial switch procedure. To ensure the ongoing health of these patients, it is of paramount importance that their surgeries are understood ...
Jiang Chen-Yang - - 2011
Aims Dissociated pulmonary vein rhythm (PVD) has been taken as a signal of PV isolation, but has been questioned recently; we assessed the relationship between PVD and acute PV reconnection after PV isolation in this study. Methods and results Eighty-five consecutive patients (52 males; mean age 59 ± 11 years) ...
Knepp Marc D - - 2011
Cryopreserved pulmonary allograft is frequently used to reconstruct the hypoplastic aortic arch. A decellularized graft preparation is available as an alternative reconstructive material. This case series profiles our experience using this material for neonatal aortic arch reconstruction. Data from 14 patients who received decellularized pulmonary allograft (DCPA) from 2001 to ...
Heyer Christoph M - - 2011
OBJECTIVE: To assess if pulmonary CT angiography (CTA) can predict outcome in patients with pulmonary embolism (PE). METHODS: Retrospective analysis of CTA studies of patients with PE and documentation of pulmonary artery (PA)/aorta ratio, right ventricular (RV)/left ventricular (LV) ratio, superior vena cava (SVC) diameter, pulmonary obstruction index (POI), ventricular ...
Frescura Carla - - 2011
Juxtaposition of the atrial appendages is a rare congenital cardiac malformation, with the appendages both located on the left or right side of the great arteries. It is usually associated with cyanotic congenital heart disease. The aim of this report is to illustrate the anatomical features of normal and juxtaposed ...
Ramponi Fabio - - 2011
Suture-mediated closure devices have been previously described as an interesting alternative to femoral cutdown during endovascular aortic procedures. The insertion of two or three devices before the cannulation (preclose technique) permits successful percutaneous access also with a large sheath up to 24 Fr diameter. The main benefit of percutaneous access ...
Rhodes C J CJ Respiratory Research Group, Faculty of Pharmacy, University of Sydney, Sydney, - - 2011
Iron deficiency is known to be common and detrimental in chronic left heart failure, where parenteral iron treatment has been shown to improve exercise capacity, New York Heart Association functional class and patient wellbeing. There is now increasing interest in the role of iron in the natural history of pulmonary ...
Kato Yuji - - 2011
The Eustachian valve (EV) is an embryological remnant of the inferior vena cava valve that prenatally directs the oxygenated blood from inferior vena cava across the patent foramen ovale (PFO) into systemic circulation. We present a 30-year-old man with PFO whose prominent EV initiated spontaneous right-to-left shunt without Valsalva maneuver ...
Reents W - - 2011
BACKGROUND: The appropriate approach for aortic coarctation associated with other cardiac diseases necessitating surgery is still controversial. The aim of this study was to evaluate the results after simultaneous surgery performed via median sternotomy and consisting of extra-anatomical ascending-to-descending aortic bypass and various other cardiac procedures. METHODS: Between January 1999 ...
Li Li - - 2011
Rationale: Vascular smooth muscle cell (VSMC) proliferation and migration are crucial events involved in the pathophysiology of vascular diseases. Sirtuin 1 (SIRT1), a class III histone deacetylase (HDAC), has been reported to have the function of antiatherosclerosis, but its role in neointima formation remains unknown. Objective: The present study was ...
Irqsusi M - - 2011
Paradoxical embolism is the result of systemic arterial embolism and pulmonary embolism. It indicates the presence of an intracardial defect in the area of the atrial or ventricular septum. The most frequent cause of an intracardiac defect associated with paradoxical embolism is a patent foramen ovale (PFO). In the case ...
Pulido Rozo Maria Claudia - - 2011
Thromboembolic disease is a potentially severe pathology, which can represent a life threat if it is not diagnosed early, especially when the cardiopulmonary backup is limited. When its clinical feature implies a massive occlusion of the arterial pulmonary tree and a cardiac failure is ensued, it can be seriously life ...
Berdajs Denis - - 2011
We report an unusual case of congenital giant coronary aneurysm. A 23 year old male with a history of acute myocardial infarction presented an abnormal shadow in the left cardiac border on routine X-ray. Electrocardiogram and physical examination were normal without any clinical signs of inflammation, but computed tomography (CT) ...
Cho Won-Chul - - 2011
OBJECTIVE: To maximize the use of left internal thoracic artery in coronary artery bypass grafting, we have adopted a strategy to revascularize the left anterior descending artery area using a single skeletonized left internal thoracic artery; auto-Y composite grafting and sequential bypassing. This study evaluated graft patency and clinical outcomes ...
Suzuki Tomoaki - - 2011
When the bilateral internal thoracic arteries are grafted to the left coronary arteries, it remains controversial whether the better conduit is provided by grafting the saphenous vein graft (SVG) or the gastroepiploic artery (GEA) to the right coronary artery territory. From the beginning of the present study, we consistently used ...
Ouda Ahmed - - 2011
A 37-year-old woman who sustained blunt chest trauma as a result of a car accident was found unconscious at the accident site with signs of circulatory compromise. Computed tomographic trauma screening excluded thoracic, intracranial, and intra-abdominal bleeding, or other pathologic findings, except a small circumferential hemopericardium. Echocardiography revealed a hemopericardium ...
Muneuchi Jun - - 2011
A 32-year-old pregnant woman was referred at 33 weeks' gestation for prenatal ultrasound demonstrating fetal hydrops due to absent aortic valve with free aortic valve insufficiency. Elective caesarian section at 34 week's gestation was performed. Surgical intervention was planned immediately after labor at which time mitral valve closure and atrial septostomy using ...
Shaikh Ayaz Hussain - - 2011
To determine the prevalence of coronary artery disease in patients undergoing valve surgery at a tertiary care cardiac centre. The medical records of 144 consecutive patients who underwent mitral, aortic or dual (mitral and aortic) valve replacement surgery at the Tabba Heart Institue between January 2006 to December 2008 were ...
Mukherjee Bhashkar - - 2011
The management of pulmonary hypertension has already incorporated the use of multiple therapies into routine practice. Available therapies act principally through vasodilatation of the pulmonary arterial circulation through well-delineated mechanisms, although right ventricular function determines function and prognosis. Therefore, the goal of these therapies is effectively to preserve right ventricular ...
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