نتایج جستجو برای: tissue doppler echocardiography

تعداد نتایج: 989776  

Objective- The purpose of this study was to investigate the feasibility of performing echocardiography in apparently healthy pigeons, and measurement of the quantitative cardiac indices using B-mode and Doppler techniques. Design- Experimental study Animals- Ten apparently healthy pigeons Procedures- Echocardi...

Afsoon Fazli Nezhad Esmaeel Rahmani Narjes-Khatoon Ayati Ramin Sadeghi, Seyed Rasoul Zakavi, Vahid Reza Dabbagh Kakhki,

Introduction:  In order to assess echocardiographic left ventricular functional indices in patients with differentiated thyroid carcinoma (DTC), after L-T4 withdrawal (short-term overt hypothyroidism) and during TSH suppressive therapy, we have evaluated cardiac hemodynamics in a single cohort study. Methods: 24 patients with DTC were studied in two phases: 1: at least 4 weeks after L-T4 withd...

Background N-terminal pro–B-type natriuretic peptide (NT-proBNP) is a marker to evaluate the cardiac involvement in thalassemia. We aimed to evaluate conventional and tissue Doppler echocardiography findings and its relation to plasma NT-pro BNP, Ferritin and Iron levels in beta-thalassemia patients. Materials and Methods This study performed on 164 participants equal of major beta- thalassemi...

Background Celiac disease (CD) is an autoimmune mediated gluten sensitive enteropathy and a chronic inflammatory condition caused by immune pathology in the small intestines in genetically susceptible individuals. This study aimed to determine the efficacy of gluten free diet on cardiac functions using conventional and Doppler tissue echocardiography (DTE) in children with CD compared to contr...

Journal: :Journal of the American College of Cardiology 2001
T Edvardsen H Skulstad S Aakhus S Urheim H Ihlen

OBJECTIVES We sought to evaluate if echocardiographic strain measurements could detect acute myocardial ischemia, and to compare this new method with myocardial velocity measurements and wall motion score index. BACKGROUND Tissue Doppler echocardiography (TDE) is a promising method for assessing regional myocardial function. However, myocardial velocities measured by tissue Doppler echocardio...

Journal: :Circulation 1973

Journal: :European journal of echocardiography : the journal of the Working Group on Echocardiography of the European Society of Cardiology 2011
Victor Mor-Avi Roberto M Lang Luigi P Badano Marek Belohlavek Nuno Miguel Cardim Geneviève Derumeaux Maurizio Galderisi Thomas Marwick Sherif F Nagueh Partho P Sengupta Rosa Sicari Otto A Smiseth Beverly Smulevitz Masaaki Takeuchi James D Thomas Mani Vannan Jens-Uwe Voigt José Luis Zamorano

Echocardiographic imaging is ideally suited for the evaluation of cardiac mechanics because of its intrinsically dynamic nature. Because for decades, echocardiography has been the only imaging modality that allows dynamic imaging of the heart, it is only natural that new, increasingly automated techniques for sophisticated analysis of cardiac mechanics have been driven by researchers and manufa...

Journal: :Cardiology 2007
Ilknur Can Ahmet Mesut Onat Kudret Aytemir Ali Akdogan Kemal Ureten Sedat Kiraz Ihsan Ertenli Necla Ozer Lale Tokgozoglu Ali Oto

BACKGROUND Atrial conduction abnormalities in patients with scleroderma have not been evaluated in terms of P wave duration, P wave dispersion (P(d)) and electromechanical coupling measured by tissue Doppler echocardiography. METHODS Twenty-four patients with scleroderma and 24 control subjects underwent resting electrocardiogram (ECG), M mode and tissue Doppler echocardiography. The P wave d...

Journal: :the journal of tehran university heart center 0
mohammadsadegh parsaee mazandaran university of medical sciences, sari, iran. maryam nabati naser saffar student research committee, faculty of medicine, mazandaran university of medical sciences, sari, iran. morteza taghavi student research committee, faculty of medicine, mazandaran university of medical sciences, sari, iran.

background: the drug-eluting stent (des) decreases the rate of coronary restenosis and re-obstruction. the aim of this study was to assess prospectively the effectiveness of the new generation des on the left ventricular (lv) systolic and diastolic functions in patients with isolated severe proximal left anterior descending (lad) coronary artery stenosis. methods: a prospective study was conduc...

Journal: :Revista espanola de cardiologia 2004
Matías Pérez-Paredes Manuel Gonzálvez José A Ruiz Ros Diego M Giménez Andrés Carnero Andrés Carrillo Tomás Cubero Francisco R Martínez-Corbalán Francisco García Almagro

INTRODUCTION AND OBJECTIVES To analyze the profile of left atrial wall velocities by pulsed wave tissue Doppler imaging, and to compare the relationship between these observations and the transmitral and pulmonary vein flow velocities obtained by conventional pulsed Doppler echocardiography. PATIENTS AND METHOD We studied 90 patients (50 women and 40 men, mean age 48 [22] years). Pulsed tissu...

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