BACKGROUND: During the modified Bentall surgery (aortic root replacement), a cuff of native aorta is implanted, together with the coronary ostium, into the aortic graft. Multi-detector computed tomography (MDCT) imaging can accurately assess the coronary ostial anastomosis site post-surgery. In this study, we assessed the feasibility of imaging the coronary ...

BACKGROUND: Pseudoaneurysm of superior lateral genicular artery following total knee arthroplasty is a rare complication and has been reported following lateral release performed for eversion of patella in a knee with tight lateral structures. CASE PRESENTATION: This report describes a case of pseudo aneurysm of superior lateral geniculate artery that ...

Hydatid cyst embolization to the pulmonary arteries is rare especially in the Western regions of the world. However, it can be mistaken for pulmonary embolism based on the similar clinical manifestations of cough, hemoptysis, and acute onset of chest pain. We report a case of a 32-year-old man presenting with ...

OBJECTIVE: This study was conducted to provide insight into the safety, applicability, and outcomes of thoracic endovascular aortic repair (TEVAR) with the chimney graft technique. METHODS: Original data regarding the chimney technique in TEVAR in the emergent and elective setting were collected from MEDLINE, Embase, and Scopus databases. All variables ...

BACKGROUND: The role of carotid artery stenting (CAS) for the treatment of carotid artery disease continues to evolve, despite higher stroke and restenosis risks for CAS compared with conventional open endarterectomy. Understanding the effects of CAS on arterial geometry, which strongly influence hemodynamics and wall mechanics, can assist in better ...

This document is intended to give clinical guidance for the diagnosis of symptomatic recurrent pulmonary embolism (PE) and/or deep vein thrombosis (DVT). We define recurrent PE and DVT as those events occurring after an initial course of adequate antithrombotic treatment for a first venous thromboembolic event (VTE) [1,2]. The issue ...

INTRODUCTION: Refractory angina is the occurrence of clinical symptoms despite maximal therapy. We investigated associations between microvascular function, atherosclerotic burden and clinical symptoms in subjects with coronary artery disease (CAD). METHODS: Skin microvascular response to heating and ischaemia was assessed in 167 male volunteers by laser Doppler fluximetry; 82 with ...

Mixed connective tissue disease (MCTD) is rare in pediatric rheumatic diseases. Pulmonary arterial hypertension (PAH) associated with MCTD usually progresses gradually and is difficult to note at the asymptomatic phase. We report a 11-year-old girl with MCTD complicated with rapidly progressive PAH. Although PAH was not detected by echocardiogram or ...

A 68 year-old man presented with dyspnoea and chest pain. Computed tomography showed a massive bilateral pulmonary embolism. A 7.5 French pulmonary artery catheter (PAC) was inserted from the right internal jugular vein, and placed at the main pulmonary artery (PA) due to a thrombus in the distal PA. Continuous ...

In the presence of a large patent ductus arteriosus (PDA), aortic co-arctation (CoA) cannot be diagnosed clinically because PDA masks the clinical features. This condition impedes the identification of CoA by transthoracic echcocardiography. However, the closure of PDA can result in a severe clinical condition that causes a patient with ...

Partial anomalous pulmonary venous connection is a rare congenital anomaly in which one or more pulmonary veins are connected to the venous circulation. The condition is frequently misdiagnosed, and usually identified by transesophageal echocardiography or invasive cardiac catheterization. We present the case of a 26-year-old female with new onset dyspnea ...

The occurrence of thrombosis in patients with congenital bleeding disorders represents an exceptional event. Hemophilia A and hemophilia B patients have been showed to present both arterial and venous thrombosis (85 cases of arterial thrombosis and 34 cases of venous thrombosis). The great majority of arterial thrombosis are myocardial infarction ...

A 78-year-old male presented with the chief complaints of abdominal pain and vomiting. Contrast-enhanced computed tomography and abdominal angiography showed occlusion of the superior mesenteric artery due to thrombosis, and emergency percutaneous transluminal angioplasty and stent placement were carried out. Two months later, stent thrombosis developed, and a second stent ...

Domestic animal attacks are not common; their fatal attacks are even rarer. Herein, a case of a 78-year-old woman attacked by a ram is presented. She sustained multiple head and chest injuries. The autopsy findings and the inspection of the scene revealed that the fatal aortic injury had been caused ...

Spontaneous femoral artery pseudoaneurysm is a rare disease and reported cases are very rare. Most of them are related to an underlying pathology of either atherosclerotic disease or connective tissue disease. We present a healthy, 29-year-old man with 2-month history of a painful pulsating mass at the level of the ...

Bronchial artery aneurysm (BAA) is a rare entity, detected in <1% of all patients who undergo selective bronchial arteriography. BAAs are potentially life-threatening when untreated. We describe the first BAA case, in the English language, treated only by thoracic aorta endografting, with an uneventful postoperative course with exclusion and thrombosis ...

Ehlers-Danlos syndrome (EDS) leads to abnormalities in the synthesis of collagen and complications involving arterial vessels. We describe here a mutation in the intron 14 of the COL3A1 gene leading to EDS Type IV (EDS IV) associated with venous manifestations only. The patient, an 18-year-old male, suffered from truncal varicosity ...

Chronic thromboembolic pulmonary hypertension (CTEPH) and idiopathic pulmonary hypertension (IPAH) share a similar clinical presentation, and a differential diagnosis requires a thorough workup. Once CTEPH is confirmed, patients who can be safely operated have to be identified. We investigated risk factors associated with CTEPH and IPAH, and the criteria for ...

INTRODUCTION: Permanent vessel sacrifice has become a routine for the management of aneurysms, pseudoaneurysms, tumors, and carotid blowouts. The purpose of this study is to describe a new technique for carotid and vertebral artery sacrifice using a combination of Onyx and coils and to assess its feasibility, safety, and efficacy. ...

Cerebral hemorrhage is a common lethal complication associated with left ventricular assist device (LVAD) management. We performed cerebral angiography on patients with LVAD who developed cerebral hemorrhage and determined that ruptured aneurysms were the cause in some cases. Endovascular management of patients with LVAD can be a therapeutically useful approach ...

Kawasaki disease (KD) is often complicated by coronary artery lesions (CALs), including aneurysms. Because of the complications associated with KD, this disorder is the leading cause of acquired heart disease in children from developed countries. To identify genetic loci that confer a higher risk of developing CALs, we performed a ...

The extent to which arterial steal or venous hypertension contributes to symptoms in patients with high flow brain arteriovenous malformations (AVMs) is not always clear. We describe a patient with an inoperable AVM of the pons, presenting with headache and neurological deficit where improving venous outflow by stenting produced substantial ...

Background Pulmonary arterial hypertension (PAH) is a cause of morbidity in patients with congenital heart disease (CHD). It has been hypothesized that prostanoides participate in the development of PAH. The aim of this study was to show the potential expression of cyclooxygenase-2 (COX-2) in patients with CHD and PAH.Patients and ...

BACKGROUND: This report aims to introduce the extraanatomic bypass technique to treat the midaortic syndrome and to document its long-term effectiveness and durability. METHODS: Fourteen patients (mean age, 6.7 ± 3.76 years; range 8 months to 11 years) received diagnoses of midaortic syndrome, characterized by severe narrowing of the abdominal ...

BACKGROUND: Injury incurred while saphenous veins are being obtained results in poor graft patency and impairs the results of coronary artery bypass grafting. A novel method of obtaining veins, the no-touch technique, has shown improved long-term saphenous vein graft patency. METHODS: This randomized trial included 108 patients undergoing coronary artery ...

BACKGROUND AND PURPOSE: In patients harboring intracranial aneurysms, the major goal in treatment is to prevent bleeding. A new generation of an endoluminal device (Surpass Flow Diverter [Surpass]) was developed to reconstruct parent artery and occlude the aneurysm. We present our clinical and angiographic single-center experience. METHODS: Patients with a ...

OBJECTIVE: To present our initial experience and technical considerations for the use of chimney grafts in the treatment of patients that require endovascular aneurysm repair with aortic branch preservation. METHODS: All patients treated with a chimney procedure between October 2009 and June 2011 were included in our analyses. Chimney procedures ...

BACKGROUND: To study the following characteristics of bicuspid aortic valves (BAVs): 1) the recurrence rate in our population, 2) patterns of hereditary transmission in different BAV morphologies and 3) the aortic dimensions of BAVs in first-degree relatives (FDRs). METHODS: A cross-sectional, prospective study of 100 consecutive families of BAV patients ...

The clinical pattern and angiographic distribution of cerebral atherosclerosis varies among different ethnic groups. This study was designed to identify the clinical background for intracranial and extracranial atherosclerotic stenosis in older eastern Chinese patients using digital subtraction angiography. We retrospectively reviewed the data collected from the Nanjing Stroke Registry Program, ...

BACKGROUND: The degeneration of pancreaticoduodenal arcade vessels due to pancreaticoduodenal artery aneurysms is associated with celiac artery stenosis or occlusion. While technical advances have made it possible to treat pancreaticoduodenal arcade aneurysms (PDAA) and celiac artery stenosis by endovascular techniques, there is no consensus regarding their optimal treatment. PURPOSE: To ...

OBJECTIVES: To report the clinical outcomes of single-stenting from distal unprotected left main coronary artery (LMCA) to the left circumflex artery (LCx). BACKGROUND: Percutaneous coronary intervention of distal LMCA is usually performed by stenting into the left anterior descending artery (LAD). In some cases, stenting from LMCA to LCx alone ...

PURPOSE: Our experience with endovascular embolization (EVE) of the bronchial artery (BA) originating from the upper portion of the aortic arch (AA) in six patients is described. METHODS: Altogether, 818 patients with hemoptysis underwent multidetector row computed tomography angiography (MDCTA) before EVE or AA angiography during EVE. Aberrant BAs originating ...

Two cats had chronic respiratory signs associated with pulmonary carcinoma. In each case, computed tomography demonstrated similar pulmonary masses, pleural fluid and osteolytic expansile rib lesions as a result of local costal spread. This is the first report of feline primary pulmonary adenocarcinoma with local spread to the ribs, causing ...

BACKGROUND: -Two endophenotypes of arterial calcification, calcification on arterial wall and calcification in atherosclerotic plaques, are associated with different types of cardiovascular events. Mgp-deficient mice showed MGP is strongly associated with calcification on arterial wall without atherosclerotic plaques, and MGP variants were not significantly associated with myocardial infarction. MGP may ...

This is a case of an 18-year-old male who presented with hip pain, shortness of breath, and respiratory failure and was found to have a large saddle pulmonary embolus involving the pulmonary artery bifurcation, which extended into the main right and left pulmonary arteries, as well as the lobar branches ...

This paper reports the outcomes of patients initially deemed inoperable for standard aortic valve replacement who received transcatheter aortic valve insertion. Each patient experienced a transcatheter valve insertion complication and was then subsequently reconsidered for urgent standard valve replacement. We review the outcomes of these inoperable patients and discuss recommendations ...

Different national screening programmes use a variety of surveillance intervals for patients identified with small abdominal aortic aneurysm. An individual patient meta-analysis of >15000 persons with small aneurysm has provided a strong scientific basis for safe surveillance frequency. In many screening programmes the number of surveillance visits for men could ...

BACKGROUND: Proton pump inhibitors (PPIs) are a class of drugs that is extensively used for common gastrointestinal disorders and often prescribed long-term for years. Long-term PPI treatment is associated with an increased risk of fractures in the general population. Several studies have suggested a relationship between vascular calcification, which is ...

With an increasing number of off-pump coronary artery surgery procedures in high-risk patients with coagulopathy, including renal failure, hepatic failure and anticoagulant drug-using patients, the frequency of related complications such as repeated exploration for bleeding is also increasing. The associated co-morbidity and repeated use of electrocautery in postoperative bleeding leaves ...

The development of intraoperative transoesophageal echocardiography together with improved understanding of the functional anatomy of the aortic valve have allowed the design of several new conservative procedures, such as aortic valve-sparing operations, to treat patients with aortic root aneurysms or aortic insufficiency. The long-term results of these procedures have been ...

Biomarkers of blood lipid modification and oxidative stress have been associated with increased cardiovascular morbidity. We sought to determine whether these biomarkers were related to functional indices of stenosis severity among patients with stable coronary artery disease. We studied 197 consecutive patients with stable coronary artery disease due to single ...

BACKGROUND AND PURPOSE: A spot sign is a bright spot on computed tomography angiography source images, which is predictive of hematoma growth in spontaneous intracerebral hemorrhage, although the cause of the spot sign is unclear. Our aim was to investigate the spot sign seen on computed tomography angiography and a ...

OBJECTIVESPulmonary hypertension is a major cause of morbidity and mortality in patients following acute pulmonary embolism. Although thrombolytic therapy decreases pulmonary arterial pressure, compared with anticoagulation alone, it has the propensity for haemorrhagic complications, distal embolization and incomplete recanalization, with the potential risk of late pulmonary hypertension. Surgical embolectomy-once performed ...

A 2-year-old male mixed dog was referred to us for further evaluation and treatment of a 4-week-history of oliguria and abdominal distension after a surgical repair of urethral injury. To relieve the urethral stricture, we placed a self-expanding aortic stent graft extension with a partial coverage with an expanded polytetrafluoroethylene ...

The association between cancer and venous thrombosis is well established. However, that between malignancy and arterial thrombosis is less well described. We herein report a 48-year-old male patient diagnosed with base of tongue carcinoma, referred for Tc-methylene diphosphonate (MDP) bone scan study to evaluate recently developed pain and numbness in ...

An increase in the availability of advanced imaging modalities has led to improved recognition of cardiovascular anomalies. Computed tomography angiography (CTA) provides a non-invasive means of acquiring 3D images with a relatively short acquisition time thereby providing essential information in regards to patient anatomy and procedure planning. The dog in ...

BACKGROUND: Pulmonary actinomycosis is a chronic pulmonary infection caused by Actinomyces. Both improving oral hygiene and early application of antibiotics to the case of suspicious pulmonary infections result in changes in incidences and presentations of pulmonary actinomycosis. However, there are little reports dealt with the recent clinical characteristics of pulmonary ...

Higher prevalence of cardiovascular disease in Thalassemia patients have been known. Potential mechanisms are enhanced platelet activation, LDL oxidation, macrophage activation, and increased nitric oxide destruction. We have investigated coronary flow reserve (CFR), brachial artery flow mediated dilation (FMD) and Carotid intima-media thickness (IMT) in patients with Beta thalessemia minor ...

INTRODUCTION AND OBJECTIVES: There are several techniques for the palliative treatment of patients with single-ventricle physiology, ventriculoarterial discordance and subaortic stenosis. The Fontan procedure relies on optimal initial palliation to avoid the development of subaortic stenosis (as well as ventricular hypertrophy and diastolic dysfunction). METHODS: We present seven patients with ...

BACKGROUND CONTEXT: To our knowledge, no large series comparing the risk of vertebral artery injury by C1-C2 transarticular screw versus C2 pedicle screw have been published. In addition, no comparative studies have been performed on those with a high-riding vertebral artery and/or a narrow pedicle who are thought to be ...