نتایج جستجو برای: invasive cardiac imaging

تعداد نتایج: 834853  

2014
Ursula Reiter Gert Reiter Martin Asslaber Drago Dacar Ralph Maderthaner Josepha Binder Andreas Greiser Meinrad Beer Michael Fuchsjäger

BACKGROUND Even though intra-cardiac cystic lesions are extremely unusual in adults, they should be considered in the differential diagnosis of patients presenting with valvular masses. Cardiac magnetic resonance imaging has emerged as modality of choice for non-invasive characterization of cardiac masses. CASE PRESENTATION We report a case of an intra-cardiac mass of the mitral valve in a 51...

2015
S. M. Dietz C. E. Tacke I. M. Kuipers A. Wiegman R. J. de Winter J. C. Burns J. B. Gordon M. Groenink T. W. Kuijpers

Kawasaki disease (KD) is a paediatric vasculitis with coronary artery aneurysms (CAA) as its main complication. Two guidelines exist regarding the follow-up of patients after KD, by the American Heart Association and the Japanese Circulation Society. After the acute phase, CAA-negative patients are checked for cardiovascular risk assessment or with ECG and echocardiography until 5 years after t...

Journal: :Circulation 2006
Sangeeta Mandapaka Ralph D'Agostino W Gregory Hundley

Despite improved clinical care and heightened public awareness, myocardial infarction (MI) and sudden cardiac death remain the leading causes of death in the United States.1 For this reason, clinical,2 laboratory,3 and electrocardiographic4 markers to identify those at risk for future cardiac events have been developed. In addition, both invasive (contrast angiography)5,6 and noninvasive (trans...

Ahmad Tamadoni, Mosatafa Hojati, Rozita Jalalian, Hasan Mahmoodi Nesheli, Mehrdad Saravi, Saeed Ramezani,

Background: Iron-mediated cardiomyopathy is the main complication of thalassemia major (TM) patients. Therefore, there is an important clinical need in the early diagnosis and risk stratification of patients. The aim of this study was to evaluate the efficacy of tissue doppler imaging (TDI) to study cardiac iron overload in patients with TM using T2* magnetic resonance (MR) as the gold-standard...

2017
Toshiyuki Yamada Motohiko Osako Tomoya Uchimuro Ryogen Yoon Toshiaki Morikawa Maki Sugimoto Hisao Suda Hideyuki Shimizu

OBJECTIVE As the use of minimally invasive surgery in cardiothoracic surgery increases, so does the need for simulation and training. We developed a heart model for simulation and training of minimally invasive cardiac surgery, particularly minimally invasive mitral valve repair using our new three-dimensional printing system. METHODS Digital imaging and communication in medicine data from pa...

Journal: :Journal of Cardiology 2021

Myocardial infarction with non-obstructive coronary arteries (MINOCA) is defined by clinical evidence of myocardial (MI) normal or near-normal on angiography. This condition present in about 5% to 25% patients presenting acute syndromes. MINOCA a working diagnosis. Current guidelines and consensus recommend identification underlying causes order optimize treatment, improve prognosis, promote pr...

2016
Paul M. Loschak Alperen Degirmenci Laura J. Brattain Cory M. Tschabrunn Elad Anter Robert D. Howe

Imaging catheters can provide real time imaging from within the heart, but manual navigation is difficult and requires extensive training. This study focuses on the first examples of automatically pointing ultrasound (US) catheters (frequently referred to as intracardiac echocardiography, or ICE) in in vivo animal studies. US catheters feature an US transducer at the tip for imaging cardiac str...

Journal: :International journal of advanced research 2021

Hydatid cyst is a parasitic disease endemic in different regions of the world. Cardiac localization represents only 0.5 to 2% all attacks, characterized by clinical, paraclinical and especially radiological polymorphism. Its spontaneous development serious because risk endocavity rupture. The diagnosis facilitated means non-invasive imaging, particular echocardiography, thoracic computed tomogr...

Advances in the management of transfusion dependent thalassemic patients have improved the survival of these patients. The most important consequence of repeated and frequent transfusions is iron accumulation in vital organs. The magnetic resonance imaging (MRI) is a non-invasive and valid technique for the estimation of iron stores. Despite multiple studies about cardiac and liver MRI T2*, the...

Journal: :Reviews in Cardiovascular Medicine 2022

Thalassemia major is the most common monogenetic disorder worldwide, manifested as chronic hemolytic anemia. This condition leads to need for blood transfusion be monitored an iron overload that may stored in several tissues and organs, including cardiomyocytes, might cause a broad spectrum of cardiac toxicities such heart failure conduction delays, myocarditis, arrhythmias. Non-invasive imagin...

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