نتایج جستجو برای: mitral valve echocardiography iran cardiac catheterization

تعداد نتایج: 498282  

2012
Nicolasine D Niemeijer Paul LA van Daele Kadir Caliskan Frans BS Oei Olaf JL Loosveld Nardo JM van der Meer

We describe a patient with acute cardiogenic shock due to cardiac involvement in idiopathic hypereosinophilic syndrome (Löffler endocarditis). At the echocardiography, there was a huge mass in the left ventricular cavity, resulting in inflow- and outflow tract obstruction. The posterior leaflet of the mitral valve apparatus was completely embedded in a big (organized) thrombus mass. The patient...

Journal: :Current opinion in cardiology 2012
Ricardo Benenstein Muhamed Saric

PURPOSE OF REVIEW To review the utility and the latest developments in three-dimensional (3D) echocardiography of mitral valve prolapse. RECENT FINDINGS Although 3D echocardiography was invented in 1974, it did not gain wide clinical acceptance until the introduction of real-time 3D echocardiography in the first decade of the 21st century. Driven by improvements in probe technology and increa...

Journal: :The Yale Journal of Biology and Medicine 1993
A. C. Perrino

Transesophageal echocardiography offers a noninvasive technique for the continuous monitoring of cardiac performance. The combination of 2-dimensional echocardiography and Doppler velocitometry provide assessment of cardiac anatomy, valve function and, ventricular loading conditions. Although transesophageal echocardiography has become accepted for perioperative monitoring, it is typically used...

Journal: :The Journal of thoracic and cardiovascular surgery 2004
Yoshihiro Suematsu Gerald R Marx Jeffrey A Stoll Pierre E DuPont Robin O Cleveland Robert D Howe John K Triedman Tomislav Mihaljevic Bassem N Mora Bernie J Savord Ivan S Salgo Pedro J del Nido

BACKGROUND There is no current acceptable approach for intracardiac beating-heart interventions. We have adapted real-time 3-dimensional echocardiography with specialized instrumentation to facilitate beating-heart repair of atrial septal defects and mitral valve plasty to investigate the feasibility of real-time 3-dimensional echocardiography-guided cardiac surgery. METHODS In experiment I a...

Journal: :the journal of tehran university heart center 0
afsoon fazlinezhad cardiovascular research center, mashhad university of medical science, mashhad, iran. mashhad dorri cardiovascular research center torbat jam hospital, mashhad university of medical sciences, mashhad, iran. ali azari cardiovascular research center, mashhad university of medical science, mashhad, iran. leila bigdelu cardiovascular research center, mashhad university of medical science, mashhad, iran.

background: ischemic mitral regurgitation (imr) is a common complication after acute myocardial infarction (ami). we aimed to investigate the frequency of imr following first-time ami and its association with infarct location, in-hospital mortality, and complications. methods: from september 2011 to november 2012, all patients with a diagnosis of first-time acute st-elevation mi were enrolled i...

Journal: :British heart journal 1990
M Errington P Bloomfield I R Starkey T R Shaw

Audible cardiac murmurs are uncommon and may indicate severe native valve dysfunction. In six patients with bioprosthetic mitral valves audible honking systolic murmurs suddenly developed. Doppler echocardiography showed characteristic striated regurgitant signals. At operation each prosthesis had torn cusps. New audible murmurs and striated Doppler signals originating from mitral bioprosthetic...

Journal: :British heart journal 1976
M V Cohen L E Teichholz R Gorlin

Studies were made with standard time motion and B-scan echocardiography on 48 patients including 5 with idiopathic hypertrophic subaortic stenosis (hypertrophic obstructive cardiomyopathy), undergoing diagnostic cardiac catheterization. The dimensions of the left ventricular outflow (O) and inflow (I) tracts were measured on the B-scan images. The outflow tract was significantly narrowed in idi...

2016
S. BEN ZEKRY G. LAWRIE S. LITTLE W. ZOGHBI J. FREEMAN A. JAJOO S. JAIN J. HE A. MARTYNENKO R. AZENCOTT

We present new algorithms to compute patient specific strain maps for mitral valve leaflets, by tracking and modeling deformations of the mitral valve apparatus in 3D echocardiography. We can then quantify comparisons of mitral leaflets strain maps between normal patients and cases of mitral valve prolapse or regurgitation. For patients with mitral valve regurgitation, we compare mitral leaflet...

Journal: :Circulation 1989
I F Palacios P C Block G T Wilkins A E Weyman

This study reports the clinical follow-up (13 +/- 1 months) of 100 consecutive patients who underwent percutaneous mitral balloon valvotomy (PMV). Echocardiographic (n = 32) and cardiac catheterization (n = 37) data from this group are also included. Patients were divided into two groups by an echocardiographic score. PMV resulted in a good hemodynamic result (post-PMV mitral valve area, greate...

2009
Meng-Luen Lee Lon-Yen Tsao Han-Yao Chiu Ming Chen Ing-Sh Chiu

PURPOSE Outcomes in 6 neonates with pulmonary atresia and intact ventricular septum (PAIVS) undergoing radiofrequency pulmonary valvulotomy and valvuloplasty (RPVV) were reported to identify the factors favorable for RPVV as the treatment of choice. MATERIALS AND METHODS From May 2000 to January 2008, 6 patients with PAIVS were included in this retrospective study. They were aged 1 day to 90 ...

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