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Cao H-M - - 2010
This study investigated the morphological characteristics of myocardial bridges (MBs) using optical coherence tomography (OCT) imaging compared with coronary artery angiography (CAG) and also evaluated atherosclerotic lesions in the proximal segments of MBs. Twelve patients (seven males, five females, age range 36 - 81 years) with MBs in the left ...
Bartorelli Antonio L - - 2010
Left main coronary artery occlusion occurred immediately after transfemoral aortic valve implantation in an 87-year-old woman, which resulted in ventricular fibrillation and hemodynamic collapse. This life-threatening complication was promptly diagnosed with transesophageal echocardiography, which showed the disappearance of diastolic left main coronary artery jet flow and was confirmed with aortic ...
Zeller Lior - - 2010
Whilst systemic septic embolization is a common complication of infective endocarditis, a second, less frequently reported, complication is the embolization of vegetative material to the coronary arteries that rarely results in acute myocardial infarction and sudden death. The case is presented of an acute cardiac death in a patient with ...
Christensen Kevin N - - 2010
Multiple techniques for stenting left main coronary artery (LMCA) bifurcation lesions exist, and an accurate understanding of normal LMCA anatomy is essential for proper diagnosis and therapeutic intervention for these lesions. The purpose of this paper is to identify various anatomic LMCA characteristics at the point of bifurcation and draw ...
Fukui Toshihiro - - 2010
OBJECTIVE: This study assessed the safety and efficacy of off-pump bilateral internal thoracic artery grafting in patients with left main disease. METHODS: We reviewed the records of 768 patients who underwent off-pump bilateral internal thoracic artery grafting between September 2004 and June 2009. Bilateral internal thoracic artery grafts were used ...
Oviedo Carlos - - 2010
Treatment of left main coronary artery bifurcation lesions might depend on the ostial left circumflex (LC) or ostial left anterior descending (LAD) disease severity. We sought to evaluate whether intravascular ultrasound assessment of the side branch ostium requires direct imaging or is accurate from the main vessel. Our retrospective analysis ...
Bautista-Hernandez Victor - - 2010
Aortico-left ventricular tunnel (ALVT) is a rare congenital paravalvar communication between the aorta and the left ventricle. This anomaly has been associated with the right coronary artery (RCA) arising directly from the tunnel. Surgical repair of this later condition is challenging and is usually undertaken by closure of the ventricular ...
Katritsis D G - - 2010
Flow patterns may affect the potential of thrombus formation following plaque rupture. Computational fluid dynamics (CFD) were employed to assess hemodynamic conditions, and particularly flow recirculation and vortex formation in reconstructed arterial models associated with ST-elevation myocardial infraction (STEMI) or stable coronary stenosis (SCS) in the left anterior descending coronary ...
Abdel-Salam Zainab - - 2010
BACKGROUND: Pharmacological stress echocardiography has gained wide acceptance for identification of myocardial viability. AIM: We sought to explore the diagnostic accuracy of the combined pharmacological stress echocardiography protocol to predict viability of myocardial segments supplied by arteries at varying degrees of stenosis/occlusion. METHODS: We enrolled 100 consecutive patients with significant ...
Hirata Naoyuki - - 2010
We report a rare case of pulmonary embolism (PE) caused by a carbon dioxide (CO2) blower during off-pump coronary artery bypass grafting (OPCAB). When the anastomosis of the right internal thoracic artery to left anterior descending artery was performed, the operator tore the right ventricle outflow track (RVOT) that was ...
Park Seung-Jung - - 2010
Because of the long-term benefit of coronary artery bypass graft (CABG) surgery in medical therapy, CABG has been the standard treatment of unprotected left main coronary artery (LMCA) stenosis. However, with the advancement of techniques and equipment, the percutaneous interventional approach for implantation of coronary stents has been shown to ...
Castagna Marco T - - 2010
We report an 84-year-old patient who suddenly developed nausea, vomiting, hypotension, and needed intubation, assisted ventilation and pharmacological vasopressor support. Admission EKG showed anterior and lateral leads ST segment depression and 2 mm ST segment elevation in avR lead. Angiogram showed unprotected left-main coronary-artery (LM) sub-occlusive disease and totally occluded ...
Nemes Attila - - 2010
OBJECTIVE: Deteriorations in coronary flow velocity reserve (CFR) and aortic distensibility have been demonstrated in coronary artery disease. The objective of the present study was a simultaneous echocardiographic evaluation of the CFR and aortic distensibility indices before and after successful percutaneous coronary interventions (PCI) in patients with left anterior descending ...
Cook Amanda L - - 2010
Behcet's disease is a rare autoimmune vasculitis characterized by oral aphthosis, genital ulcers, and ocular and cutaneous lesions. Vascular involvement usually affects the veins more commonly than the arteries, and coronary arterial involvement is extremely rare. We report an adolescent with Behcet's disease who developed a large pseudoaneurysm of the ...
Belostotsky Vladimir - - 2010
Dual left anterior descending (LAD) coronary artery with distribution of the vessels from the left main coronary artery and the right aortic sinus of Valsalva is a rare coronary anomaly. Here, we report such a rare anomaly in a young female with anterior wall myocardial infarction and stenting of the ...
Manchanda Aarush - - 2010
A 29-year-old African American man presented with atypical chest pain. Coronary computed tomographic angiography (64-slice) showed a previously not described variant of dual (duplicated) left anterior descending artery (LAD). Duplication of LAD is a rare anomaly and has been categorized into 4 angiographic subtypes based on the origin, course, and ...
Hirata Naoyuki - - 2010
We report a rare case of pulmonary embolism (PE) caused by a carbon dioxide (CO(2)) blower during off-pump coronary artery bypass grafting (OPCAB). When the anastomosis of the right internal thoracic artery to left anterior descending artery was performed, the operator tore the right ventricle outflow track (RVOT) that was ...
Grimm Lars J - - 2010
OBJECTIVE: This study assesses if the arm of contrast infusion influences attenuation of the main pulmonary artery in computed tomography (CT) angiograms to evaluate for pulmonary emboli. METHODS: Four hundred seven consecutive CT angiograms performed to exclude pulmonary emboli were reviewed. Patient characteristics, study details, and interpretation results were collected. ...
Nombela-Franco Luis - - 2010
Chronic total coronary occlusions (CTO) still remain one of the most technically challenging clinical scenearios in which to perform interventions. Although the antegrade approach is the most common method of CTO recanalization, a retrograde attempt improves the success rate and its usagehas been increasingly adopted in the recent years. However, ...
Iwasaki Kohichiro - - 2010
The distribution of coronary atherosclerosis has not been fully clarified. We measured coronary artery calcium score (CACS) in 624 consecutive patients for the right coronary artery (RCA), left main trunk (LMT), left anterior descending coronary artery (LAD), and left circumflex coronary artery (LCx), then calculated total CACS. Coronary artery calcium ...
Cruz Cesar - - 2010
Anomalous right-sided left main coronary arteries and dual type IV left anterior descending arteries are rare coronary anomalies. In this case report, we present a 59 year old man with atypical chest pain and a combination of the above coronary anomalies as identified by selective coronary angiography and computed tomography ...
Qawoq Haval - - 2010
A 77-year-old woman was referred to our Department of Cardiology because of exacerbation of chest pain and decreased exercise intolerance. No acute ischemic electrocardiography changes were seen in an electrocardiogram recorded on admission. An exercise test was terminated at 7 METS because of shortness of breath without evidence of ischemia. ...
Shirani Shapour - - 2010
BACKGROUND: Over the centuries, opium has been the most frequent substance abused in the Middle East. There are many controversial aspects about the effects of opioids on the atherosclerosis process, which is still unclear. METHODS: All patients who were candidates for coronary artery bypass graft in Tehran Heart Center were ...
Thaler Martin - - 2010
Various perioperative vascular complications of anterior lumbar spine procedures have been described in orthopaedic literature. We report the unusual case of a perioperative bleeding from the right and left epigastric inferior artery occurring when using a stand-alone ALIF device (Synfix, Synthes, Oberdorf, Switzerland) at the L5/S1 level through an anterior ...
Motreff Pascal - - 2010
Angiographic analysis of left main coronary artery (LMCA) stenosis can be hindered by the lack of any reference segment when the LMCA is short or there is diffuse atheroma. Fractal geometric law (FGL) enables the theoretic diameter of one bifurcation vessel to be calculated from those of the other two ...
Tokmakoglu Hilmi - - 2010
Right Coronary Artery (RCA) originating from left anterior descending artery is a very rare congenital coronary artery anomaly. A 66-year-old man presented with hypertension and complaints of exertional chest pain. The angiography was performed. Aortic root angiography showed no coronary ostium originating from the right sinus of valsalva. Right coronary ...
Sivakumar Kothandam - - 2010
Extrinsic compression of the left main coronary artery by a massively dilated pulmonary artery in patients who have severe pulmonary hypertension can lead to significant myocardial ischemia. A 58-year-old man with a large patent ductus arteriosus and Eisenmenger syndrome presented with angina at rest and worsening heart failure of 3 ...
Raju Vijayakumar - - 2010
The usual cause of left main coronary artery obstruction is atherosclerotic occlusion resulting from plaque rupture and subsequent thrombus formation. In previously reported cases, tumor embolization into the coronary arteries caused sudden death and was detected only at autopsy. Herein, we report an unusual presentation of cardiac papillary fibroelastoma of ...
Ziakas Antonios G - - 2010
Coronary ostial stenosis is a rare but potentially serious sequela after aortic valve replacement. It occurs in the left main or right coronary artery after 1% to 5% of aortic valve replacement procedures. The clinical symptoms are usually severe and may appear from 1 to 6 months postoperatively. Although the ...
Auriti Antonio - - 2010
Y- graft (Y-G) is a graft formed by the Left Internal Mammary Artery (LIMA) connected to the Left Anterior Descending Artery (LAD) and by a free Right Internal Mammary Artery (RIMA) connected to LIMA and to a Marginal artery of Left Circumflex Artery (LCx). Aim of the work was to ...
Apostolakis Efstratios - - 2010
It is common knowledge that cocaine has been linked to the development of various acute and chronic cardiovascular complications including acute coronary syndromes. We present a young, male patient, drug abuser who underwent CABG due to anterolateral myocardial infarction. Our presentation is one of the very rare cases reported in ...
Parsa Saeed Alipour - - 2010
There is conflicting data about the predictive value of absent septal q wave in patients with significant stenosis of proximal Left Anterior Descending coronary artery. To clarify the exact role of this simple electrocardiographic sign we conducted this prospective descriptive study. Patients who were referred for coronary angiography in Milad ...
Nishida Satoru - - 2010
This case report presents beating-heart totally endoscopic coronary artery bypass grafting (TECAB) for single-vessel coronary artery disease. A 72-year-old man with isolated left anterior descending (LAD) coronary artery disease was considered eligible for TECAB. Left internal thoracic artery (LITA) mobilization and subsequent off-pump revascularization applying the LITA to the LAD ...
Park Seung-Jung - - 2009
Based on data comparing coronary-artery bypass grafting (CABG) with medical therapy, the current guidelines recommend CABG as the treatment of choice for patients with left main coronary artery (LMCA) disease. Percutaneous coronary intervention (PCI) can be selectively performed in patients who are candidates for revascularization but who are ineligible for ...
Heilmaier C - - 2009
BACKGROUND: High-dose dobutamine stress magnetic resonance (DSMR) is a well-established imaging technique for the detection of coronary artery disease (CAD). PURPOSE: To investigate the value of DSMR for the detection of in-stent restenoses (ISR) in patients with prior coronary stenting, using invasive coronary angiography (ICA) as the standard of reference. ...
Salamat Mehrdad - - 2010
We present radiographic images of ring-calcification of a giant aneurysm of the left main coronary artery in a child, 7 years after the initial diagnosis of Kawasaki disease, as well as acute medical management and surgical bypass of the obstructed left anterior descending coronary artery.
T?rko?lu Cengizhan - - 2010
In this report, we present a 22-year-old female patient referred to our institution for evaluation of anginal chest pain. Her medical history revealed two ablation procedures of the left ventricular outflow tract tachycardia performed 1 month a part, 2 years ago. Coronary angiography revealed chronic total occlusion of the proximal ...
Liang Chi-Di - - 2009
A left circumflex coronary artery fistula (CAF) is a rare anomaly. This report describes two young children with progressive left coronary artery dilation due to left CAF demonstrated by serial echocardiography. Cardiac catheterization performed for both children confirmed the presence of a markedly tortuous and dilated left circumflex artery, with ...
Al-Mohaissen Maha A - - 2009
Spontaneous coronary artery dissection is a rare cause of acute coronary syndrome and sudden cardiac death. Involvement of the left main coronary artery is uncommon accounting for 9% of all cases. The condition commonly affects premenopausal females with about one third of the cases occurring during pregnancy and the peripartum ...
Math Ravi S - - 2010
A 16-year-old boy with a progressive history of dyspnea and palpitations was diagnosed to have rupture of the right and left coronary sinuses on transthoracic echocardiography. The right coronary sinus had ruptured and dissected into the interventricular septum from its base up to the left ventricular apex and all around ...
Siles Ana - - 2010
A one-month-old boy, with type-II mucolipidosis, presented with congestive heart failure and elevated cardiac enzymes. The atretic nature of the orifice of the left coronary artery was revealed by retrograde flow on color Doppler and selective coronary angiography. Type-II mucolipidosis and atresia of the left coronary artery are rare. To ...
Craiem Damian - - 2009
The geometry of coronary arteries affects regional atherogenic processes. Accurate images can be assessed using multislice computer tomography (MSCT) to estimate bifurcations angles. We propose a three-dimensional (3D) method to measure true bifurcation angles of coronary arteries and to determine possible correlations between plaque presence and angulations. The left main ...
Akhtar Raja Parvez - - 2009
Chronic total occlusion of the left main stem coronary artery is rare. This retrospective study was conducted to evaluate outcomes of coronary artery bypass grafting between June 1998 and June 2008 in patients with chronic left main stem total occlusion. There were 17 (0.025%) cases detected in 67,082 coronary angiograms. ...
Franqui-Rivera Hilton - - 2009
Spontaneous coronary artery dissection (SCAD) is an extremely rare etiology of acute myocardial infarction, most commonly seen in pre-menopausal women with no risk factors for atherosclerotic coronary artery disease (CAD). We present the case of a 41-year-old woman with no history of systemic illness who presented severe, oppressive retrosternal pain ...
Shirzad Mahmood - - 2009
BACKGROUND AND AIMS: Obesity is a well-known risk factor for development of diabetes, hypertension, and coronary artery disease. However, the obesity paradox shows that short-term outcome has been reported to be superior after revascularization in overweight patients. We conducted this study to examine this theory in patients who were candidates ...
Hamilos Michalis - - 2009
BACKGROUND: Significant left main coronary artery stenosis is an accepted indication for surgical revascularization. The potential of angiography to evaluate the hemodynamic severity of a stenosis is limited. The aims of the present study were to assess the long-term clinical outcome of patients with an angiographically equivocal left main coronary ...
Rastan Ardawan Julian - - 2009
BACKGROUND: The objective was to evaluate the impact of complete revascularization (CR) versus reasonable incomplete surgical revascularization (IR) in others than left anterior descending artery territory on early and late survival in patients with multivessel coronary artery disease (CAD). METHODS AND RESULTS: During a 7-year period, 8.806 consecutive patients with ...
Vermeulen Tom - - 2010
A 64-year-old-man underwent routine elective right-left heart catheterization, 1 year after cardiac transplantation for terminal ischaemic cardiomyopathy. Surprisingly, selective coronary angiography disclosed coronary-pulmonary artery fistula with three feeding vessels originating from the proximal right coronary artery, the proximal portion of the left anterior descending artery, the circumflexus artery, and the ...
Ghenim Rabeh - - 2009
The present observational study compares in-hospital and 12-month clinical outcomes in elderly patients with unprotected left main coronary artery disease treated either with coronary artery bypass grafting or drug-eluting stent. From January 2004 to December 2007, 211 patients (pts) with unprotected left main coronary artery (ULMCA) stenosis, aged 75 or ...
Kessavane Anitha - - 2009
Acute myocardial infarction due to septic coronary emboli in active infective endocarditis is rare, but may be fatal. The case is reported of a 58-year-old man who presented with wrist arthritis, which resulted in acute aortic valvular endocarditis. Echocardiography revealed 3 mm vegetations on the posterior and anterior valve cusps, ...
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